Toyota Corolla Cross: System Diagram
SYSTEM DIAGRAM
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CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the parking support brake
system.
*: Use the GTS.
PROCEDURE
1.
VEHICLE BROUGHT TO WORK
OPERATION CHECK
PKSB OFF INDICATOR LIGHT OPERATION CHECK
(a) Turn the ignition switch to ON.
(b) Turn the parking support brake system off and confirm that
the PKSB OFF indicator light in the com
CUSTOMIZE PARAMETERS
CUSTOMIZE PARKING SUPPORT BRAKE SYSTEM
(a) Customizing with the GTS.
Clearance Warning
Tester Display
Description
Default
Setting
SEE MORE:
DESCRIPTION These DTCs are stored when the CAN communication system is malfunctioning.
DTC No. Detection Item
DTC Detection Condition Trouble Area
DTC Output from Priority
U012987 Lost Communication With Brake System Control Module Missing Message
The vehicle approac
INSPECTION
PROCEDURE
1. INSPECT BRAKE VACUUM CHECK VALVE ASSEMBLY
(a) Check that there is ventilation from the booster side
to the engine side, and no ventilation from the engine side to the booster
side of the brake vacuum check valve assembly.
HINT:
If the result is not
How To Proceed With Troubleshooting
Lost Communication With Brake System Control Module Missing Message (U012987,U014087,U029387)
