Toyota Corolla Cross: System Diagram
SYSTEM DIAGRAM
SYSTEM DIAGRAM
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SYSTEM DESCRIPTION
HEATED STEERING WHEEL SYSTEM
(a) The steering heater warms up the steering wheel when the steering heater
switch is turned on.
(b) The steering heater uses a control thermostat
CAUTION / NOTICE / HINT
HINT:
Use these procedures to troubleshoot the heated steering wheel system.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple
suspected areas are listed, the potential causes of the symptoms are listed in order
SEE MORE:
PARTS LOCATION ILLUSTRATION
*1 AIR CONDITIONER PRESSURE SENSOR
*2 ECM
*3 POWER STEERING ECU ASSEMBLY
*4 NO. 1 ENGINE ROOM RELAY BLOCK ASSEMBLY
- ECU-IGP NO. 3 FUSE - HTR FUSE
*5 COMPRESSOR WITH PULLEY ASSEMBLY
*6 THERMISTOR ASSEMBLY
DISASSEMBLY CAUTION / NOTICE / HINT COMPONENTS (DISASSEMBLY)
Procedure Part Name Code
1 FRONT CENTER ULTRASONIC SENSOR
89341L -
- -
2 FRONT CORNER ULTRASONIC SENSOR
89341K -
- -
3 FRONT CENTER ULTRASONIC SENSOR RETAINER
System Description
Parts Location
