Lexus ES: Parts Location
Lexus ES (XZ10) Service Manual / Steering / Steering Column / Heated Steering Wheel System (for Gasoline Model) / 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 | AIR CONDITIONING CONTROL ASSEMBLY |
| *5 | AIR CONDITIONING AMPLIFIER ASSEMBLY | *6 | RADIO RECEIVER ASSEMBLY |
| *7 | STEERING WHEEL ASSEMBLY - STEERING WHEEL HEATER UNIT | *8 | HEATED STEERING WHEEL CONTROLLER (STEERING VIBRATION ECU) |
| *9 | MULTI-DISPLAY ASSEMBLY | *10 | NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - STRG HTR FUSE - STRG HTR RELAY |
| *11 | DLC3 | - | - |
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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
System Description
SYSTEM DESCRIPTION HEATED STEERING WHEEL SYSTEM (a) The heated steering wheel system heats the steering wheel assembly when the system is turned on using the steering wheel heater switch (refreshing s
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use these procedures to troubleshoot the heated steering wheel system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Fail-safe Chart
FAIL-SAFE CHART If any of the following DTCs are stored, the ECM enters fail-safe mode to allow the vehicle to be driven temporarily or stops fuel injection. DTC Code Component Fail-Safe Operation Fail-Safe Deactivation Condition P001100 P001107 P001500 P002100 P002107 P002500 VVT sys
Pressure Control Solenoid "G" Actuator Stuck Off (P28077F)
DESCRIPTION Based on signals from the transmission revolution sensors (NT and NC), the actual gear is detected. The ECM compares the actual gear with the shift schedule in the ECM memory to detect mechanical malfunction of the solenoid valves, transmission valve body assembly and automatic transaxle
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