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 If a malfunction is detected in the starter circuit, the engine stop and start ECU stores DTC P164400.
DTC No. Detection Item
DTC Detection Condition Trouble Area
MIL Warning Indicate
Note P164400
ECU Internal Error Both of the following conditions
RemovalREMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL)
Procedure Part Name Code
1 LOWER STEERING COLUMN COVER
45287
- -
2 TRANSPONDER KEY COIL
89782 -
- - PROCEDURE
1. REMOVE LOWER STEERING COLUMN COVER
System Description
ECU Internal Error (P164400)
