Description
The parking brake switch converts the status of the parking brake pedal to an electric signal and transmits it to the combination meter. The combination meter, through CAN communication, transmits the signal to the ABS actuator and electric unit (control unit).
Component Function Check
1.CHECK PARKING BRAKE SWITCH OPERATION
Operate the parking brake and check that the brake warning lamp in the combination meter turns on/off correctly.

Diagnosis Procedure
1.CHECK PARKING BRAKE SWITCH CIRCUIT



2.CHECK PARKING BRAKE SWITCH
Perform parking brake switch component inspection
Component Inspection
1.CHECK PARKING BRAKE SWITCH


U1000 CAN comm circuit
VDC off switchFog light switch
To turn the fog lights on, turn the headlight switch
to the position, then turn the fog
light
switch to the position.
To turn the fog lights on with the headlight switch
in the AUTO position, the headlights must be on,
then turn the fog light switch to the
position.
To turn the f ...
B257B, B257C ambient sensor
Description
COMPONENT DESCRIPTION
Ambient Sensor
The ambient sensor (1) is installed to the front bumper
reinforcement.
It detects ambient temperature and converts it into a resistance
value which is then input into the A/C auto amp.
Ambient Sensor Circuit
AMBIENT TEMPERATUR ...
AV branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the AV control unit for
damage, bend and loose connection (unit
side and connector side).
2.CHECK HARNESS FOR OPEN CIRC ...