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:
SYSTEM DIAGRAM SMART KEY SYSTEM (for Entry Function)
SMART KEY SYSTEM (for Start Function)
Click here POWER DOOR LOCK CONTROL SYSTEM
Click here WIRELESS DOOR LOCK CONTROL SYSTEM
Click here
INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION)
Procedure Part Name Code
1 LOW PITCHED HORN ASSEMBLY
86520 -
- -
2 NO. 1 RADIATOR TO SUPPORT SEAL
16561C -
- -
3 LOWER NO. 2 FRONT BUMPER RETAINER
52527C