C1930

C1930 4WAS FRONT CONTROL UNIT

Description

It transmits the value calculated by 4WAS main control unit to 4WAS front control unit via 4WAS communication line (line for 4WAS system only). 4WAS front control unit controls 4WAS front actuator according to the received command value.


DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PRECONDITIONING

If "DTC CONFIRMATION PROCEDURE" has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
- GO TO 2.

2. RECHECK DTC

With CONSULT
1.Turn the ignition switch from OFF to ON.
2.Perform 4WAS main control unit self-diagnosis.
Is DTC "C1930" detected?
YES- Proceed to diagnosis procedure. .
NO- INSPECTION END


Diagnosis Procedure


1. PERFORM SELF-DIAGNOSIS (4WAS MAIN CONTROL UNIT)

With CONSULT
Perform 4WAS main control unit self-diagnosis.
Is any DTC other than "C1930" detected?
YES- Check the error system.
NO- Perform 4WAS front control unit self-diagnosis.