ES 350 – Dardoor

2018-2022 Lexus ES 350, ES 300h, ES 250 and ES 200 Wiring Diagram

Nawal — Sat, 17 Aug 2024 00:48:13 +0000

This is the original OEM electrical wiring diagrams manual for the 2018-2022 Lexus ES Series ↗, covering the ES 350, ES 300h, ES 250, and ES 200 of the seventh generation. This manual is available in a straightforward PDF format and includes comprehensive wiring diagrams for both Left-Hand Drive (LHD) and Right-Hand Drive (RHD) models.

Electrical Manual: EM35B0E
Model: XZ10
Engines Covered: 2GR-FKS, A25A-FXS, 6AR-FSE

File Format	PDF
File Language	English
You’ll Get	36 MB
Page Count	2,499
Delivery Method	Instant Download
Searchable & Printable	YES

Get the same comprehensive level of information that your local Lexus dealer technicians use, now in a simple and convenient PDF format. This manual is straightforward, containing only the manufacturer’s authorized service and repair procedures. Whether you’re an experienced mechanic or a DIY enthusiast, this manual provides the precise wiring diagrams and procedures you need to service and repair your Lexus ES 350, ES 300h, ES 250, and ES 200 from the 2018-2022 model years.

Customer Support: Our dedicated support team is available to assist you with any questions or issues. Enjoy peace of mind with our reliable service.

Features:

OEM Quality: Ensure accuracy and reliability with the official Toyota wiring diagram manual.
Comprehensive Coverage: Detailed schematics for all electrical systems and components of the 2018-2022 Lexus ES Series.
User-Friendly PDF Format: Easily navigate and zoom into diagrams for a clearer view of wiring connections and layouts.
Supports DIY Repairs and Professional Maintenance: Ideal for both car enthusiasts and professional technicians.

Why Choose This Manual?

Official OEM Content: Trust the original source for precise and detailed wiring information.
Instant Access: Download the PDF immediately after purchase and get started on your project without delay.
Cost-Effective Solution: Save time and money by diagnosing and fixing electrical issues on your own.

Compatibility: Specifically designed for the 2019, 2020, 2021, and 2022 Lexus ES 350, ES 300h, ES 250, and ES 200 models (seventh generation).

What’s Included:

Detailed wiring diagrams
Component locations
Electrical system troubleshooting
Connector views
Ground point illustrations

Empower your automotive repairs with the knowledge and expertise found in this essential wiring diagram manual. Download your copy today and keep your Lexus running smoothly!

This manual provides detailed instructions for maintenance, disassembly, reassembly, component inspection, adjustment, and diagnostics—intended for use by experienced mechanics. Proper application of this guide will help ensure thorough repairs and maintain your vehicle in peak condition.

Important Note: Before purchasing this manual, please check whether your vehicle is subject to any active service recalls ↗, as authorized dealerships may perform necessary repairs free of charge. When replacing parts, always use genuine OEM components to ensure safety, reliability, and long-term performance.

Sample Pages: 2018-2022 Lexus ES 350, ES 300h, ES 250 and ES 200

CAUTION ↗: This electrical wiring manual is intended for use by persons with special techniques and certifications. If non-specialized or uncertified technicians perform repairs or services using this manual or without proper equipment or tools, it may cause severe injury to you or other persons nearby and also cause damage to your vehicle. Always follow the instructions ↗ to prevent dangerous operations and potential damage.

2018–2022 Lexus ES 350 / ES 300h / ES 250 / ES 200 – Problems, Specs, Maintenance, Recalls & DTC Codes

The seventh-generation Lexus ES (2018–2022) moved to Toyota’s GA-K platform, delivering a quieter ride,
better safety tech, and improved efficiency. Offered globally with multiple powertrains—from the 3.5L V6 ES 350 to the ultra-efficient ES 300h hybrid—the ES is tuned for comfort and longevity rather than sport. This owner-focused guide covers specs and performance, the most common mechanical and electrical problems with symptoms, causes, fixes and USD cost ranges, maintenance, recalls/TSBs, full DTC tables, FAQs, and a clear final verdict.

Technical Specs & Performance

Model	Engine	Output	Transmission	0–60 mph
ES 350	3.5L V6 (2GR-FKS)	302 hp / 267 lb-ft	8-speed automatic	~6.6 sec
ES 300h	2.5L I4 Hybrid	215 hp (combined)	e-CVT	~8.1 sec
ES 250	2.5L I4 AWD	203 hp	8-speed automatic	~8.0 sec
ES 200	2.0L I4	168 hp	CVT	~9.5 sec

Fuel economy highlight: ES 300h routinely achieves 40–44 mpg combined in real-world driving.

Top 10 Common Mechanical Issues (Symptoms • Cause • Fix • Cost)

V6 Timing Cover Oil Seep (ES 350)
– Symptoms: Burning oil smell, oil residue near engine front
– Root Cause: RTV sealant degradation over heat cycles
– Fix: Reseal timing cover (engine-in procedure)
– Cost to Fix: $1,200–$2,800
Water Pump Leak (V6 & Hybrid)
– Symptoms: Coolant smell, low coolant warning
– Root Cause: Seal wear over mileage
– Fix: Replace water pump; bleed cooling system
– Cost to Fix: $450–$900
Transmission Shift Hesitation (8-speed)
– Symptoms: Jerky 1–2 shift, hesitation when cold
– Root Cause: Software calibration + adaptive learning
– Fix: ECU/TCM update; relearn procedure
– Cost to Fix: $0–$350
Hybrid Brake Feel Inconsistency (ES 300h)
– Symptoms: Grabby or inconsistent braking at low speeds
– Root Cause: Regenerative braking blending logic
– Fix: Software update; brake inspection
– Cost to Fix: $0–$250
Front Control Arm Bushing Wear
– Symptoms: Clunk over bumps, uneven tire wear
– Root Cause: Soft bushing compound for ride comfort
– Fix: Replace control arms; alignment
– Cost to Fix: $700–$1,400
Brake Rotor Warping
– Symptoms: Steering wheel vibration while braking
– Root Cause: Heat buildup + vehicle weight
– Fix: Replace rotors and pads as a set
– Cost to Fix: $450–$900
CVT Belt Whine (ES 200)
– Symptoms: Whining noise under acceleration
– Root Cause: Normal CVT wear or fluid degradation
– Fix: CVT fluid service; inspect transmission
– Cost to Fix: $250–$450
AWD Rear Differential Noise (ES 250)
– Symptoms: Humming at highway speeds
– Root Cause: Fluid breakdown or bearing wear
– Fix: Differential fluid service or rebuild
– Cost to Fix: $180–$1,200
Engine Mount Collapse
– Symptoms: Excess vibration at idle
– Root Cause: Hydraulic mount fluid leakage
– Fix: Replace affected mounts
– Cost to Fix: $400–$900
Cooling System Air Pockets
– Symptoms: Overheating warnings, inconsistent heater output
– Root Cause: Improper coolant service bleeding
– Fix: Vacuum bleed and refill system
– Cost to Fix: $120–$300

Top 10 Common Electrical Issues (Symptoms • Cause • Fix • Cost)

Infotainment Freezing / Rebooting
– Symptoms: Screen restarts, lag, black display
– Root Cause: Early software instability
– Fix: Head unit firmware update
– Cost to Fix: $0–$250
Apple CarPlay / Android Auto Dropouts
– Symptoms: Random disconnections
– Root Cause: USB module sensitivity, software
– Fix: Update software; replace USB hub if needed
– Cost to Fix: $0–$350
Battery Drain (Low Mileage Cars)
– Symptoms: Dead battery after sitting
– Root Cause: Telematics & background modules
– Fix: Software update; battery replacement
– Cost to Fix: $180–$450
Hybrid System Warning (ES 300h)
– Symptoms: Hybrid warning light, limp mode
– Root Cause: Inverter cooling sensor faults
– Fix: Sensor diagnosis; software update
– Cost to Fix: $0–$600
TPMS Warning Light
– Symptoms: Constant tire pressure warning
– Root Cause: Sensor battery depletion
– Fix: Replace TPMS sensors
– Cost to Fix: $250–$500 (set)
Smart Key Intermittent Operation
– Symptoms: Key not detected warnings
– Root Cause: Antenna or fob battery issues
– Fix: Replace fob battery; antenna test
– Cost to Fix: $10–$350
Seat Memory Malfunction
– Symptoms: Seats not returning to preset
– Root Cause: Memory module glitch
– Fix: Recalibrate or replace seat module
– Cost to Fix: $150–$600
Backup Camera Distortion
– Symptoms: Fuzzy or flickering image
– Root Cause: Camera moisture intrusion
– Fix: Replace rear camera
– Cost to Fix: $300–$650
Adaptive Cruise Radar Errors
– Symptoms: Cruise unavailable message
– Root Cause: Radar misalignment or dirt
– Fix: Clean radar; recalibrate if needed
– Cost to Fix: $0–$400
Interior Ambient Lighting Failure
– Symptoms: Door or footwell lights out
– Root Cause: LED module failure
– Fix: Replace lighting module
– Cost to Fix: $120–$300

Pros & Cons

Pros	Cons
Exceptional ride comfort	Not sporty to drive
Strong long-term reliability	Infotainment lag on early models
Excellent hybrid efficiency	Premium repair costs outside warranty
Quiet, refined cabin	Limited performance appeal

Maintenance Schedule

Interval	Service
5,000 miles	Oil & filter, inspection
30,000 miles	Brake fluid, cabin filter
60,000 miles	Transmission/CVT fluid, coolant inspection
100,000 miles	Spark plugs (V6), coolant service

Top 5 Competitors

Recalls, Advisories & TSB Highlights

Fuel pump impeller failure (stall risk)
Hybrid inverter software update
Airbag sensor calibration advisory
Forward collision camera recalibration
Brake booster software update
Seat belt pretensioner inspection
Steering column wiring inspection
Radar cruise control alignment bulletin
Infotainment firmware update
TPMS system reprogramming advisory

👉 Tip: Check your vehicle for any open recalls ↗

DTC Trouble Codes

Engine Control Module (ECM) — 10 Common Codes

DTC	What It Means	Likely Root Cause	Recommended Fix
P0300	Random/Multiple Cylinder Misfire	Plugs/coils, vacuum leak, fuel delivery	Check misfire counters; inspect plugs/coils; smoke-test intake; fuel pressure test
P0171	System Too Lean (Bank 1)	Vacuum leak, MAF contamination, weak fuel delivery	Smoke test; clean/test MAF; check fuel trims; pressure/volume test
P0174	System Too Lean (Bank 2)	Vacuum leak, MAF issue, fuel delivery	Same as P0171; compare bank trims
P0420	Catalyst Efficiency Below Threshold (Bank 1)	Aging catalyst, exhaust leak, O2 sensor drift	Check exhaust leaks; verify O2 data; fix misfires; replace catalyst if confirmed
P0430	Catalyst Efficiency Below Threshold (Bank 2)	Aging catalyst, exhaust leak, O2 sensor drift	Same approach as P0420
P0455	EVAP Large Leak	Loose cap, cracked EVAP hose, vent valve issue	Smoke EVAP; inspect cap seal/lines; test purge/vent valves
P0441	EVAP Incorrect Purge Flow	Purge valve sticking, line restriction	Command purge with scan tool; replace purge valve if out of spec
P0128	Coolant Thermostat (Below Regulating Temp)	Thermostat stuck open, low coolant, temp sensor drift	Check coolant level; replace thermostat if needed; verify ECT readings
P2195	O2 Sensor Signal Stuck Lean (B1S1)	Sensor drift, wiring, exhaust leak	Inspect wiring; check for leaks; replace sensor if confirmed
P0012	Camshaft Timing Over-Retarded (Bank 1)	Dirty oil, VVT solenoid, oil control issues	Oil service; inspect VVT solenoid/screens; verify commanded vs actual timing

👉 Tip: Common OBD-II P-codes and definitions align with standardized lists; always confirm freeze-frame + live data before parts replacement.

Transmission Control Module (TCM) — 10 Common Codes

DTC	What It Means	Likely Root Cause	Recommended Fix
P0700	Transmission Control System (MIL Request)	TCM detected a fault	Pull manufacturer-specific TCM codes; diagnose the underlying code
P0717	Input/Turbine Speed Sensor No Signal	Sensor failure, wiring/connector	Check connector; verify signal; replace sensor if faulty
P0722	Output Speed Sensor No Signal	Sensor failure, wiring/connector	Inspect harness; verify speed signal; replace sensor if needed
P0730	Incorrect Gear Ratio	Low/dirty fluid, internal slip, control issue	Check fluid level/condition; scan slip; adapt/relearn; pressure test if persists
P0741	TCC Performance / Stuck Off	TCC solenoid, valve body, fluid condition	Verify TCC slip; fluid service; solenoid/valve body diagnosis
P2757	TCC Pressure Control Solenoid	Solenoid/wiring, valve body wear	Electrical checks; command tests; repair valve body if indicated
P0776	Pressure Control Solenoid Performance	Solenoid wear, debris, valve body issue	Pan inspection; solenoid resistance; hydraulic diagnosis; service/repair
P2714	Pressure Control Solenoid “D” Performance	Hydraulic control issue	Electrical checks + line pressure tests; repair as indicated
P0796	Pressure Control Solenoid “C” Performance	Solenoid/valve body wear	Command tests; inspect debris; repair/replace as needed
P0894	Transmission Component Slipping	Internal clutch slip, low pressure	Confirm via scan data; pressure testing; internal repair if confirmed

ABS / ESC (Brake System) — 10 Common Codes

DTC	What It Means	Likely Root Cause	Recommended Fix
C0200	FR Wheel Speed Sensor Signal	Sensor/tone ring/wiring	Inspect sensor gap + tone ring; check harness; replace sensor if faulty
C0205	FL Wheel Speed Sensor Signal	Sensor/tone ring/wiring	Same checks as above
C0210	RR Wheel Speed Sensor Signal	Sensor/tone ring/wiring	Same checks as above
C0215	RL Wheel Speed Sensor Signal	Sensor/tone ring/wiring	Same checks as above
C1231	Steering Angle Sensor	Calibration lost, sensor fault	Perform calibration; verify live steering angle data; repair wiring/sensor
C1336	Zero Point Calibration Undone	Calibration cleared after alignment/battery	Run zero-point calibration procedure with proper scan tool
C1241	Low Battery Positive Voltage	Weak battery/alternator, poor grounds	Battery load test; charging test; clean/retorque grounds
C1201	Engine Control System Malfunction (VSC disabled)	Engine/ECM code present triggers VSC/ABS warning	Fix engine-related DTCs first; clear and road-test; recheck ABS codes
C1345	Linear Solenoid / ABS Actuator	Actuator/solenoid issue	Active test solenoids; check power/ground; repair/replace actuator if confirmed
C1300	ABS ECU Malfunction	Power/ground issue or ECU fault	Verify fuses/grounds/connectors; replace ECU if confirmed

SRS Airbag System — 10 Common Codes

DTC	What It Means	Likely Root Cause	Recommended Fix
B1801	Driver Squib Circuit (Airbag)	Clock spring, connector, wiring	Inspect clock spring + connectors; repair wiring; clear code after repair :contentReference[oaicite:2]{index=2}
B1811	Driver Squib (Dual Stage / 2nd Step)	Clock spring, connector, wiring	Same diagnostic path as B1801; verify resistance values
B1650	Occupant Classification System	Seat sensor/calibration, wiring	Run OCS calibration; inspect seat harness/connectors
B1785	Side Airbag Circuit	Seat harness/connector issues	Inspect under-seat connectors; repair harness; replace component if needed
B1795	Curtain Shield Airbag Circuit	Pillar/roof harness, connector	Inspect connectors; repair wiring; replace component if confirmed
B1000	SRS ECU Malfunction	ECU internal fault or power/ground issue	Check power/ground; connector integrity; replace ECU if confirmed
B1100	Airbag Sensor Assembly	Sensor module fault	Scan/confirm; replace module if needed
B1150	Front Impact Sensor	Sensor damage/corrosion	Inspect sensor and mounting; replace if faulty
B1180	Seat Belt Pretensioner Circuit	Pretensioner/wiring fault	Inspect connectors; repair wiring; replace pretensioner if needed
B1630	Seat Belt Buckle Switch	Switch/harness issue	Inspect buckle switch continuity; repair/replace buckle assembly

Body Control / CAN Communication — 10 Common Codes

DTC	What It Means	Likely Root Cause	Recommended Fix
U0100	Lost Communication With ECM/PCM “A”	CAN issue, low voltage, module power/ground	Battery/charging test; inspect CAN wiring; check module grounds
U0121	Lost Communication With ABS	ABS power/ground, CAN wiring fault	Check ABS fuses/grounds; inspect CAN; repair wiring
U0140	Lost Communication With Body Control Module	BCM power/ground, wiring, network fault	Check BCM fuses/grounds; inspect connectors; repair CAN wiring
U0155	Lost Communication With Instrument Cluster	Cluster power/CAN issue	Verify power/ground; inspect connector pins; network diagnosis
U0184	Lost Communication With Radio	Infotainment bus fault, module power	Check radio power/ground; update firmware; inspect CAN lines
U0073	Control Module Communication Bus Off	CAN short/open, module pulling bus down	Isolate modules; inspect CAN for short; repair wiring; retest
B1241	Body ECU Low Voltage	Weak battery, alternator, bad ground	Load test battery; charging test; clean grounds
B2312	Door Lock Circuit	Actuator failure, wiring	Test actuator and switch inputs; repair wiring; replace actuator
B2799	Immobilizer Malfunction	Key registration, antenna, ECU issue	Try spare key; scan immobilizer; re-register keys if needed
B2321	Back Door / Trunk Switch Circuit	Switch/harness fault	Test switch continuity; inspect hinge harness; replace switch if needed

👉 Pro Tip: If you see multiple U-codes at once, diagnose power/ground + battery voltage first—network faults often start with low voltage.

❓ Frequently Asked Questions

Is the 2018–2022 Lexus ES reliable?

Yes. With proper maintenance, these models are among the most reliable luxury sedans in their class.

Which ES engine is best?

The ES 300h offers the best balance of reliability and fuel economy, while the ES 350 provides the strongest performance.

Are Lexus ES repairs expensive?

More than Toyota but less than German luxury rivals. Preventive maintenance keeps costs manageable.

How long does the hybrid battery last?

Typically 8–12 years or 150k–200k miles under normal use.

Is it safe to drive with a hybrid warning light?

No. Hybrid warnings should be diagnosed immediately to prevent system damage.

Which years should I avoid?

Early 2019 models may have more infotainment complaints; later years are more refined.

Final Verdict

The 2018–2022 Lexus ES lineup is one of the safest luxury sedan bets on the used market. It prioritizes comfort, reliability, and efficiency over sportiness, making it ideal for commuters, long-distance drivers, and buyers who value low stress ownership.

2015-2020 Lexus Wiring Diagram ES 350, ES 250, ES 200

Hamza Sama — Fri, 19 Jul 2024 23:29:58 +0000

2015-2020 Lexus ES 350, ES 250, ES 200 Wiring Diagram – OEM Workshop Electrical Manual (EM2822E) – PDF

Get the official OEM workshop electrical manual for your 2015-2020 Lexus ES 350, ES 250, and ES 200 with this comprehensive PDF guide. This manual, referenced as EM2822E, is an invaluable resource for understanding and troubleshooting your Lexus’s electrical systems.

Models and Engines Covered:-

Lexus ES350: GSV60 Series, Engine: 2GR-FE
Lexus ES200: ASV61 Series, Engine: 6AR-FSE
Lexus ES250: ASV60 Series, Engine: 2AR-FE

File Format	PDF
File Language	English
You’ll Get	22.8 MB
Page Count	1,894
Delivery Method	Instant Download

Compatibility:
Specifically designed for the 2015, 2016, 2017, 2018, 2019, and 2020 Lexus ES 350, ES 250, and ES 200 models.

Features:

Original OEM Quality: Receive the same trusted and precise manual used by Lexus dealerships for repairs.
Detailed Wiring Diagrams: Includes circuit wiring diagrams for each electrical system, ensuring thorough coverage.
Wiring Route Diagrams and Harnesses: Comprehensive layouts that show the paths and connections of electrical wiring.
Component Locations: Diagrams showing the exact locations of relays and other electrical components.
User-Friendly PDF Format: Navigate and zoom into diagrams for clear and detailed views of wiring connections.
Maintenance and Repair Procedures: Detailed procedures for maintenance, disassembling, reassembling, inspection, and adjustment of components.
Diagnostics: Comprehensive diagnostics to guide experienced mechanics in identifying and fixing issues.

Why Choose This Manual?

– Trusted OEM Source: Get accurate and reliable information straight from Lexus.
– Instant Access: Download the PDF immediately after purchase and start using it right away.
– Enhance Repair Accuracy: Ideal for certified technicians and those with advanced automotive repair skills.

What’s Included:

Circuit wiring diagrams for each electrical system
Wiring route diagrams and harness layouts
Location diagrams for relays and other electrical components
Procedures for maintenance, disassembling, reassembling, inspection, and adjustment of components
Comprehensive diagnostics for experienced mechanics

Customer Support:
Our dedicated support team is here to assist with any questions or issues, ensuring you have the help you need when you need it.

Additional Information:

Service Recalls: Before buying this manual, check if your car is subject to a Lexus service recall so the local dealer can repair it for free.
Genuine Parts: When replacing parts during repair work, please make sure to use Lexus OEM genuine spare parts.

Ensure your Lexus ES 350, ES 250, or ES 200 is in optimal condition with this essential wiring diagram manual. Download your copy today for expert guidance on all your electrical system needs!

Contents: 2015-2020 Lexus Wiring Diagram ES 350, ES 250, ES 200

System Wiring
Relay Location
Electrical Wire Routing
Overall Wiring Diagram

Sample Pages

Safety Notice: This electrical manual is intended for use by certified and skilled technicians. Repairs or services performed by uncertified individuals or without proper tools and equipment may lead to serious injury or damage to the vehicle. Always follow safety instructions to prevent dangerous operations and potential harm.

2015–2020 Lexus ES 350 / ES 250 / ES 200 – Complete Luxury Sedan Overview

🔧 Common Mechanical Issues

💥 Engine Mount Wear: Can lead to vibration and noise at idle or during acceleration
🛢 Oil Leaks: From valve cover gasket or timing cover on higher mileage units
🛞 Suspension Noise: Clunking or squeaking from front strut mounts or sway bar bushings
🚗 Transmission Hesitation: 8-speed automatic may hesitate slightly under certain conditions (ES 350)

⚡ Common Electrical Issues

📱 Infotainment Glitches: Touchpad sensitivity or screen freezing on Lexus Enform system
🔋 Battery Drain: From telematics ECU or Smart Key system staying active
💡 LED Light Failures: Daytime running lights may flicker or dim prematurely

🚙 Performance Specifications

🛠 Engines: 2.0L I4 (ES 200), 2.5L I4 (ES 250 AWD), 3.5L V6 (ES 350)
🐎 Horsepower: 173 hp (ES 200), 203 hp (ES 250), 302 hp (ES 350)
💪 Torque: 151 lb-ft (ES 200), 184 lb-ft (ES 250), 267 lb-ft (ES 350)
⚙️ Transmission: 6-speed automatic (ES 200), 8-speed automatic (ES 250/350)
🔄 Drivetrain: FWD (ES 200/350), AWD available (ES 250 from 2021)
⛽ Fuel Economy: 22–44 MPG depending on trim and market

🏁 Main Competitors

✅ Pros and Cons

✔️ Pros: Quiet ride, premium materials, excellent reliability, fuel efficiency (ES 200/250)
❌ Cons: Conservative styling, less agile handling than German rivals

🛠️ Maintenance Schedule

🛢 Oil Change: Every 10,000 miles with 0W-20 synthetic (6 months for severe use)
🔁 Tire Rotation: Every 5,000 miles
⚙️ Transmission Fluid: Inspect at 60,000 miles, replace at 120,000 miles
🔌 Spark Plugs: Replace every 120,000 miles
💦 Coolant: Replace every 100,000 miles or 10 years
🛞 Brake Fluid: Every 2 years

📢 Recalls (2015–2020 Lexus ES Series)

🚨 Fuel Pump Recall: Denso pump may cause stalling (multiple models affected)
💡 Headlight Aim: Improper adjustment may reduce visibility (2019 ES)
🛑 Parking Brake Issue: Inoperative parking brake due to software glitch

🛎️ Technical Service Bulletins (TSBs)

📝 L-SB-0021-19: Engine hesitation under moderate acceleration
🔧 L-SB-0043-17: Update for Enform navigation reboots/freezes
💾 L-SB-0092-18: Calibration update for transmission shift quality

📘 DTC Trouble Code List for 2015–2020 Lexus ES 350, ES 250, ES 200

This comprehensive diagnostic trouble code (DTC) list applies to the Lexus ES 350, ES 250, and ES 200 models from 2015 through 2020. Use this guide to help identify and troubleshoot engine, transmission, ABS, SRS airbag, hybrid system, and other vehicle components.

⚙️ Powertrain (Engine & Transmission)

Code	Description
P0010	🛠️ Camshaft Position Actuator A – Bank 1 – Circuit Malfunction
P0012	🛠️ Camshaft Position A – Timing Over-Retarded – Bank 1
P0300	🔥 Random/Multiple Cylinder Misfire Detected
P0301–P0306	🔥 Cylinder 1–6 Misfire Detected
P0420	⚠️ Catalyst System Efficiency Below Threshold (Bank 1)
P0441	🧪 EVAP System Incorrect Purge Flow
P0455	🧪 EVAP System Leak Detected (gross leak, fuel cap loose/off)
P0505	⚙️ Idle Control System Malfunction
P0606	💻 ECM/PCM Processor Fault
P0700	🔧 Transmission Control System Malfunction
P0711	🌡️ Transmission Fluid Temperature Sensor A – Range/Performance
P0750	🔧 Shift Solenoid A Malfunction
P2714	🔧 Pressure Control Solenoid “D” Performance/Stuck Off

🔋 Hybrid System (ES 300h Only)

Code	Description
P0A80	⚠️ Replace Hybrid Battery Pack
P0A1F	💻 Drive Motor “A” Control Module
P0AA6	⚡ Hybrid Battery Voltage System Isolation Fault
P3000	🔋 Battery Control System Malfunction

🚗 ABS / VSC / TRAC System

Code	Description
C1201	⚠️ Engine Control System Fault (VSC Off triggered due to engine DTC)
C1241	🔋 Low Battery Positive Voltage
C1252	⚙️ Hydro-booster Pump Motor Relay Malfunction
C1345	🛠️ Linear Solenoid Valve Offset Learning Undone
C1391	💧 Abnormal Leak in Accumulator Pressure

🎈 Airbag (SRS) System

Code	Description
B0100–B0105	💥 Front Airbag Sensor Circuit Malfunctions
B0111–B0116	💥 Side Airbag Sensor Malfunctions
B1650	🧠 Airbag ECU Malfunction
B1795	👤 Occupant Classification ECU Malfunction

🏠 Body and Chassis

Code	Description
B124D	🌞 Solar Sensor Circuit
B1421	🌞 Solar Sensor Circuit (test condition during indoor diagnostics)
B2281	🔐 Engine Immobiliser System
B2451	🌧️ Rain Sensor Communication Malfunction
B2310	💺 Power Seat Position Sensor Circuit Malfunction

❄️ HVAC (Air Conditioning)

Code	Description
B1412	🌬️ Air Mix Damper Control Servo Motor Circuit (Driver Side)
B1479	🌞 Solar Sensor Circuit (Passenger Side)
B1423	🌬️ Air Outlet Damper Control Servo Motor

🧠 Infotainment / CAN Communication

Code	Description
U0100	🔌 Lost Communication with ECM/PCM
U0129	🔌 Lost Communication with Brake System Control Module
U0140	🔌 Lost Communication with Body Control Module
U0155	🔌 Lost Communication with Instrument Panel Cluster

📌 Note: Use a professional OBD-II scanner or Toyota Techstream software to read Lexus-specific codes. Always verify repairs and clear codes after maintenance.

📚 References

📄 Lexus Factory Service Manuals
📊 NHTSA.gov – Recall Database
📘 Dardoor.com Lexus Repair Manuals

2013-2018 Lexus ES Wiring Diagram

Nawal — Mon, 20 Jun 2022 02:58:52 +0000

This is the original OEM Wiring Diagram Manual for the 2013-2018 Lexus ES, covering the ES200, ES250, and ES350 (6th Generation) models. Available in PDF format, this manual provides detailed and precise electrical schematics for diagnosing, troubleshooting, and repairing the vehicle’s electrical systems.

This is the same trusted resource used by Lexus dealership technicians, offering manufacturer-approved guidance for professionals and DIY enthusiasts alike. Ensure reliable and accurate repairs with this comprehensive wiring diagram manual.

File Format	PDF
File Language	English
You’ll Get	22.8 MB
Page Count	1,894
Delivery Method	Instant Download
Searchable & Printable	YES

Get the same comprehensive level of information that your Lexus local dealer technicians have in a simple PDF format. It’s simple, and straightforward with only the manufacturer’s authorized service and repair procedures which you can follow and do yourself.

This electrical wiring manual includes the procedures for maintenance, disassembling, reassembling, inspection, and adjustment of electrical components and diagnostics for guidance of experienced technicians. Please peruse and utilize this manual fully to ensure complete repair work to keep your vehicle in optimum condition.

Sample Pages: 2013-2018 Lexus ES Wiring Diagram ES200, ES250, ES350

CAUTION: Please note that this electrical wiring manual is made for the use of persons who have special techniques and certifications. If non-specialized or uncertified technicians perform repairs or services only using this manual or without proper equipment or tools, this may cause severe injury to you or other persons nearby and also cause damage to your vehicle. To prevent dangerous operations and damage to your vehicle, please be sure to follow the instructions thoroughly.

2007-2012 Lexus ES 350 Repair Manual

Nawal — Sat, 12 Dec 2020 16:37:21 +0000

2007–2012 Lexus ES 350 (XV40) — OEM Workshop Service & Repair Manual (PDF)

Get the original Lexus factory workshop manual for the 2007–2012 Lexus ES 350, meticulously designed for the fifth-generation XV40 platform. This comprehensive OEM manual is the same documentation used by Lexus dealership technicians, providing precise repair procedures, diagnostics, torque specifications, and complete wiring diagrams.

File Format	PDF
File Language	English
You’ll Get	476.3 MB
Page Count	11,235
Wiring Diagram	Included
Delivery Method	Instant Digital PDF Download

Repair with confidence using the same factory manual trusted by Lexus technicians worldwide.

Vehicle & Powertrain Coverage

Model: Lexus ES 350
Generation: XV40 (5th Generation)
Model Years: 2007, 2008, 2009, 2010, 2011, 2012
Engine: 3.5L V6 2GR-FE
Transmission: Automatic Transaxle U660E
Wiring Diagram Reference: EM01Y0U

Key Features

Complete OEM Coverage

Factory-approved service, repair, and maintenance procedures for all vehicle systems.

Engine & Transmission Detail

Full mechanical coverage for the 2GR-FE V6 engine and U660E automatic transaxle.

Electrical Wiring Diagrams

Comprehensive schematics, connector views, pinouts, grounds, and power distribution.

Diagnostics & DTCs

Dealer troubleshooting flowcharts and diagnostic trouble code references.

What’s Inside

Routine maintenance schedules, fluids, capacities, and torque specs
2GR-FE engine mechanical, fuel, cooling, intake & exhaust systems
U660E automatic transaxle service and diagnostics
Brakes, ABS, suspension, steering & alignment
Complete electrical system with wiring diagrams (EM01Y0U)
Body, interior, HVAC, SRS/airbag systems
Step-by-step diagnostic and repair procedures

Download & Compatibility

Delivery: Instant digital PDF download
Compatibility: Windows • macOS • iOS • Android

Important Note: Before purchasing this manual, please check whether your vehicle is subject to any active service recalls, as authorized dealerships may perform necessary repairs free of charge. When replacing parts, always use genuine OEM components to ensure safety, reliability, and long-term performance.

SAMPLE PAGES: 2007-2009 Lexus ES 350 Repair Manual

CAUTION: This OEM service and workshop repair manual provides detailed procedures for maintenance, disassembly, reassembly, inspection, adjustment, and diagnostics. It is intended as a comprehensive guide for experienced mechanics. To ensure thorough and accurate repairs that maintain your vehicle’s optimal performance, please read and follow this manual carefully. When replacing parts during any repair work, always use genuine Toyota parts to ensure quality, safety, and reliability.

2007-2009 Lexus ES 350: Comprehensive Buyer’s Guide

Overview

The 2007-2009 Lexus ES 350 is a luxury midsize sedan that replaced the ES 330. It offered a refined driving experience, premium interior, and Toyota/Lexus reliability. This fifth-generation ES (XV40) was positioned as an entry-level luxury sedan with a focus on comfort and quietness.

Key Highlights:

Luxurious, quiet cabin with high-quality materials
Strong V6 engine with smooth performance
Excellent reliability record compared to competitors
Comprehensive standard features
Comfortable ride quality
Minor updates across the model years (2008 added USB port, 2009 minor cosmetic changes)

Technical Specifications

Engine:

3.5L V6 (2GR-FE)
272 horsepower @ 6,200 rpm
254 lb-ft torque @ 4,700 rpm

Transmission:

6-speed automatic

Drivetrain:

Front-wheel drive (FWD) only

Dimensions:

Length: 191.1 inches
Width: 71.7 inches
Height: 57.1 inches
Wheelbase: 109.3 inches
Curb Weight: 3,460-3,580 lbs

Performance:

0-60 mph: ~6.8 seconds
Top Speed: 130 mph (electronically limited)
Fuel Economy: 19 city / 27 highway mpg

Fuel Capacity:

18.5 gallons (premium recommended, regular acceptable)

Suspension:

Front: MacPherson strut
Rear: Dual-link strut

Brakes:

Front: 11.7-inch ventilated discs
Rear: 11.1-inch solid discs
ABS standard

Wheels & Tires:

17-inch alloy wheels (standard)
215/55R17 tires

Seating:

5 passengers
Leather upholstery standard

Cargo:

15.2 cubic feet trunk space

Top 10 Mechanical & Electrical Issues

1. Oil Consumption/Leaking Oil

- Symptoms: Low oil warning light, visible oil spots under vehicle, burning oil smell, blue smoke from exhaust
- Root Cause: Oil cooler hose leaks (common), valve cover gasket leaks, or excessive oil consumption due to piston ring design
- Fix: Replace oil cooler hoses and clamps, replace valve cover gaskets, monitor oil levels regularly
- Cost: $300-$800 (hoses/gaskets); $2,500-$4,000 (internal engine work if severe consumption)

2. Melting Dashboard

- Symptoms: Dashboard becomes sticky, shiny, reflective, or appears to be melting/deforming
- Root Cause: Defective dashboard material that degrades over time, especially in hot climates
- Fix: Dashboard replacement (covered under extended warranty/settlement in some cases)
- Cost: $0-$3,000 (depending on warranty coverage; Lexus settled class-action lawsuit)

3. Transmission Hesitation/Harsh Shifting

- Symptoms: Delayed engagement, harsh shifts between gears, hesitation during acceleration
- Root Cause: Transmission software calibration issues, worn transmission fluid
- Fix: Software update/reflash, transmission fluid flush and replacement
- Cost: $150-$400 (fluid service); $0-$200 (software update at dealer)

4. Water Pump Failure

- Symptoms: Coolant leaks, engine overheating, whining noise from front of engine, steam from hood
- Root Cause:Water pump bearing or seal failure (common around 80,000-120,000 miles)
- Fix: Replace water pump and thermostat (typically done together)
- Cost: $500-$900

5. Power Steering Hose Leaks

- Symptoms: Power steering fluid leaks, whining noise when turning, heavy steering, low fluid warnings
- Root Cause:Deteriorated rubber hoses, particularly high-pressure hose
- Fix: Replace power steering hoses, refill fluid
- Cost: $300-$600

6. Front Strut Mount Bearing Failure

- Symptoms: Clunking or knocking noise over bumps, especially when turning, uneven tire wear
- Root Cause: Worn strut mount bearings (common wear item) F
- ix: Replace front strut mounts (often done with struts)
- Cost: $400-$800 (mounts only); $800-$1,400 (with struts)

7. Secondary Air Injection System Failure

- Symptoms: Check engine light, P0410/P0418/P0419 codes, failed emissions test
- Root Cause: Failed air pump, clogged air injection valves, or vacuum switching valve failure
- Fix: Replace air pump, clean or replace valves
- Cost:$600-$1,200

8. Brake Actuator Noise

- Symptoms: Buzzing or humming noise from under hood for 10-15 seconds after starting, especially in cold weather
- Root Cause: Normal operation of ABS brake actuator self-check (not actually a problem)
- Fix: None needed (normal characteristic); if excessive, replace brake actuator
- Cost: $0 (normal); $1,500-$2,500 (if replacement needed)

9. Window Regulator Failure

- Symptoms: Window moves slowly, window tilts when moving, window won’t go up/down, grinding noise
- Root Cause: Plastic components in window regulator break or wear out
- Fix: Replace window regulator assembly
- Cost:$300-$600 per window

10. HID Headlight Ballast Failure

- Symptoms: One or both headlights flickering, not turning on, or shutting off randomly
- Root Cause: Failed HID ballast (electronic control unit)
- Fix: Replace HID ballast(s) and possibly bulbs
- Cost: $200-$500 per side

Top 5 Competitors (2007-2009)

Acura TL – Sportier handling, more powerful V6, similar reliability
Infiniti G35 Sedan – More performance-oriented, rear-wheel drive, sportier character
Lincoln MKZ – American luxury alternative, AWD available, similar price point
Buick LaCrosse – More affordable, softer ride, less prestigious brand
Audi A4 – European luxury, AWD available, higher maintenance costs

Top 10 Recalls, Advisories & TSB Highlights

Recalls

Floor Mat Entrapment (2007-2010) – Unsecured floor mats could interfere with accelerator pedal; use proper retention clips
Airbag Inflator Rupture – Takata – Defective Takata airbag inflators could rupture; replace affected airbags immediately
Fuel Pressure Sensor O-Ring – Potential fuel leak from cracked o-ring; inspect and replace sensor

Technical Service Bulletins (TSBs)

Dashboard Discoloration/Melting (TSB-0199-14) – Dashboard material degrades; replacement under warranty extension
Transmission Shift Quality (TSB-TC003-09) – Harsh or delayed shifts; software update available
Steering Wheel Trim Peeling – Leather/wood trim peeling or bubbling; replacement under warranty
Brake Actuator Noise (TSB-BR005-08) – Normal self-check noise; customer education, replacement if excessive
Power Steering Whine (TSB-ST003-08) – Whining noise during turns; power steering fluid replacement with updated fluid
Engine Oil Consumption (TSB-EG033-12) – Excessive oil consumption; monitor consumption, possible engine repair
Condensation in Headlights/Taillights – Moisture inside light assemblies; improved sealing or vent modification

Important: Check vehicle history for open recalls at NHTSA.gov using the VIN before purchase.

Maintenance Schedule

Every 5,000 Miles or 6 Months

Engine oil and filter change (synthetic recommended)
Tire rotation
Inspect brake pads and rotors
Check fluid levels

Every 15,000 Miles

Cabin air filter replacement
Inspect drive belts

Every 30,000 Miles

Engine air filter replacement
Inspect cooling system hoses
Inspect suspension components
Brake fluid inspection

Every 60,000 Miles

Transmission fluid change (drain and fill)
Coolant replacement
Spark plug replacement
Inspect and potentially replace drive belts
Differential fluid change (if applicable)

Every 90,000 Miles

Replace engine coolant
Inspect/replace water pump (preventative)
Inspect timing belt cover area for leaks

As Needed

Battery replacement (typically 4-6 years)
Brake pad/rotor replacement
Tire replacement
Wiper blade replacement
Power steering fluid flush

🔔 Note: Lexus originally recommended 5,000-mile oil changes. With modern synthetic oil, 5,000-7,500 miles is appropriate depending on driving conditions.

10 Frequently Asked Questions for Buyers

Q1: Is the 2007-2009 ES 350 reliable? Yes, the ES 350 is among the most reliable luxury sedans. It shares the proven 3.5L V6 engine with the Toyota Camry and Avalon. Expect 200,000+ miles with proper maintenance.

Q2: Should I use premium or regular gasoline? Premium (91+ octane) is recommended for optimal performance, but regular (87 octane) is acceptable. You may notice slightly reduced power and fuel economy with regular.

Q3: What’s the melting dashboard issue? Many 2007-2009 ES 350s experienced dashboard deterioration where the surface becomes sticky or shiny. Lexus extended warranty coverage through a class-action settlement. Check if your VIN qualifies for free replacement.

Q4: How much does it cost to maintain annually? Expect $800-$1,200/year for routine maintenance (oil changes, tire rotations, filters). Budget an additional $500-$1,000/year for repairs on a 15+ year-old vehicle. Parts are more expensive than non-luxury brands but less than European competitors.

Q5: Are parts expensive? Yes, Lexus parts are premium-priced, but many components are shared with Toyota Camry/Avalon, offering aftermarket alternatives. OEM parts cost 30-50% more than domestic brands but are generally high quality.

Q6: What should I look for when buying used? Check for oil leaks (especially oil cooler hoses), dashboard condition, complete service records, check engine lights, transmission smoothness, and open recalls. Get a pre-purchase inspection.

Q7: Is the ES 350 good in snow? It’s front-wheel drive, which helps compared to RWD, but ground clearance is limited. With good winter tires, it handles light snow adequately. Not ideal for heavy winter climates without winter tires.

Q8: What’s the difference between 2007, 2008, and 2009 models? Minimal differences: 2008 added a USB port; 2009 had minor exterior styling tweaks and updated colors. All three years are mechanically similar.

Q9: How does it compare to a Toyota Avalon? The ES 350 shares its platform and engine with the Avalon but offers quieter cabin, more luxurious interior materials, softer ride, and premium brand prestige. The Avalon is more affordable to buy and maintain.

Q10: What mileage is too high? These engines regularly exceed 200,000 miles. Well-maintained examples with 150,000+ miles can still be good buys if service history is documented. Avoid examples with neglected maintenance regardless of mileage.

Final Buyer Recommendations

✅ BUY IF:

You want a reliable, comfortable luxury sedan for daily driving
You prioritize quiet cabin and smooth ride over sporty handling
You have maintenance records showing regular oil changes and services
The dashboard issue has been addressed or vehicle qualifies for replacement
No major deferred maintenance (timing components, fluids, brakes)
Price reflects current market value ($6,000-$12,000 depending on condition/mileage)

⚠️ PROCEED WITH CAUTION IF:

No service records available (could indicate neglect)
Evidence of oil leaks or excessive oil consumption
Dashboard is deteriorating and not covered by warranty
Transmission shifts harshly or hesitates
Open safety recalls haven’t been completed
Price seems too good to be true (often indicates hidden problems)

❌ AVOID IF:

Check engine light is on with no explanation
Evidence of accident damage or frame damage
Strong oil burning smell or blue exhaust smoke
Major deferred maintenance (needs transmission work, engine work, etc.)
Owner cannot provide maintenance history
Rust issues (especially in northern climates)

Best Practices

Always get a pre-purchase inspection from an independent Lexus/Toyota specialist ($100-$200 well spent)
Run a vehicle history report (Carfax/AutoCheck) to check for accidents and service records
Check for open recalls at NHTSA.gov using the VIN
Verify dashboard warranty eligibility if it shows deterioration
Budget for immediate maintenance – assume it needs fluids, filters, and possibly brakes/tires
Test drive thoroughly – highway merging, cold starts, tight turns, rough roads
Negotiate based on needed repairs – use inspection findings as leverage

Sweet Spot:

A 2008-2009 ES 350 with 80,000-120,000 miles, complete service history, no dashboard issues (or already replaced), and recent major service (transmission fluid, coolant, etc.) represents the best value. Expect to pay $8,000-$11,000 for a well-maintained example.

Final Verdict

The 2007-2009 Lexus ES 350 remains an excellent choice for buyers seeking a reliable, comfortable luxury sedan at an affordable price. While parts and repairs cost more than mainstream brands, the legendary reliability and build quality make it a smart long-term investment. With proper care, these vehicles can easily serve you for another 100,000+ miles. The key is finding one with documented maintenance history and addressing the dashboard issue proactively.