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:
REASSEMBLY CAUTION / NOTICE / HINT COMPONENTS (REASSEMBLY)
Procedure Part Name Code
1 FRONT SIDE MARKER LIGHT BULB
81710F -
- -
2 FRONT SIDE MARKER LIGHT SOCKET
- -
- -
3 FRONT TURN SIGNAL LIGHT BULB
81510D -
PRECAUTION GENERAL PRECAUTION (a) The following conditions may be interpreted as a malfunction even though they are normal operation:
An object is placed on the front passenger seat and the system judges that an adult is seated. As the occupant classification system detects and classifies occup