B2401

B2401 IGNITION POWER SUPPLY CIRCUIT

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PERFORM DTC CONFIRMATION PROCEDURE

1.Turn ignition switch ON.
2.Operate automatic back door.
3.Check "Self Diagnostic Result" mode of "AUTOMATIC BACK DOOR CONTROL UNIT" using CONSULT.
Is DTC detected?
YES- .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK BCM OUTPUT SIGNAL

1.Select "IPDM E/R" using CONSULT.
2.Select "IGN RLY-1-REQ" in "DATA MONITOR" mode.
3.Check that the function operates normally according to the following conditions.





Is the inspection result normal?
YES- Replace automatic back door control unit.
NO- Replace BCM. Removal And Installation.