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:
DESCRIPTION
Detection Item
Symptom
Trouble Area
Transmission Control ECU Communication Stop Mode
Communication stop for "TCM" is indicated on the "Communication Bus Check"
screen of the GTS.
TC
RemovalREMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL)
Procedure Part Name Code
1 NO. 1 ROOM LIGHT ASSEMBLY
81240
- - PROCEDURE
1. REMOVE NO. 1 ROOM LIGHT ASSEMBLY
*a Room Light Lens
- -
(1) Using a scre
System Description
Transmission Control ECU Communication Stop Mode
