Description
The vehicle jerks when VDC function, TCS function, ABS function, EBD function, Brake limited slip differential (BLSD) function, Brake assist function, hill start assist function or Brake force distribution function operates.
Diagnosis Procedure
1.CHECK SYMPTOM
Check that the vehicle jerks when VDC function, TCS function, ABS function, EBD function, Brake limited slip differential (BLSD) function, Brake assist function, hill start assist function or Brake force distribution function operates.
Is the inspection result normal? YES >> Normal NO >> GO TO 2.
2.PERFORM THE SELF-DIAGNOSIS
With CONSULT
CAUTION:
Is any DTC detected? YES >> Check the DTC. Refer to BRC-55, "DTC Index".
NO >> GO TO 3.
3.CHECK CONNECTOR
With CONSULT
Is the inspection result normal? YES >> GO TO 4.
NO >> Poor connection of connector terminal. Repair or replace connector terminal.
4.PERFORM THE SELF-DIAGNOSIS
With CONSULT
CAUTION:
Is any DTC detected? YES >> Check the DTC. Refer to BRC-55, "DTC Index".
NO >> GO TO 5.
5.PERFORM THE SELF-DIAGNOSIS
With CONSULT
Perform self-diagnosis for “ENGINE”, “TRANSMISSION”.
Is any DTC detected? YES >> Check the DTC.
NO >> Replace ABS actuator and electric unit (control unit). Refer to BRC-136, "Removal and Installation".
P0643 sensor power supply
Description
ECM supplies a voltage of 5 V to some of the sensors systematically divided
into 2 groups, respectively.
Accordingly, when a short circuit develops in a sensor power source, a
malfunction may occur simultaneously
in the sensors belonging to the same group as the short-circuited ...
Basic inspection
DIAGNOSIS AND REPAIR WORK FLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW FOR MALFUNCTION
It is also important to clarify the customer concerns before starting the
inspection. Interview the customer
about the concerns carefully and understand the symptoms fully.
NOTE:
The cus ...
Wiring diagram
MOONROOF SYSTEM
Wiring Diagram
...