Lexus ES: Heated Steering Wheel System (for Gasoline Model)
Lexus ES (XZ10) Service Manual / Steering / Steering Column / Heated Steering Wheel System (for Gasoline Model)
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Customize Parameters
- Problem Symptoms Table
- Terminals Of Ecu
- Dtc Check / Clear
- Fail-safe Chart
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Lost Communication with Steering Heater ECU (B14B7)
- Steering Wheel does not Heat Up When Heated Steering Wheel Switch is Pressed
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Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following system(s) after the c
Parts Location
PARTS LOCATION ILLUSTRATION *1 SPIRAL CABLE SUB-ASSEMBLY *2 STEERING WHEEL HEATER SWITCH (REFRESHING SEAT SWITCH) *3 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ECU-IG1 NO. 3 FUSE *4
System Diagram
SYSTEM DIAGRAM SYSTEM DIAGRAM Communication Table Sender Receiver Signal Line Radio Receiver Assembly Air Conditioning Amplifier Assembly
Steering wheel heater switch operation co
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Components
COMPONENTS ILLUSTRATION *A w/o AVS - - *1 FRONT FENDER LINER *2 FRONT SPEED SENSOR *3 FRONT WHEEL OPENING EXTENSION PAD *4 FRONT FLEXIBLE HOSE Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N*m (kgf*cm, ft
Hybrid/EV Battery Control System Circuit Voltage Below Threshold (P300016)
DESCRIPTION The battery ECU assembly alerts the driver and performs fail-safe control based on malfunction signals. If the HV battery is discharged excessively or the hybrid battery system is malfunctioning, this DTC will be stored. HINT: If the HV battery voltage has dropped due to a malfunction in
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