Turn Signal Lamp Blinks

TURN SIGNAL LAMP BLINKS





Description

DESCRIPTION
The turn signal lamp blinks when the ignition switch is turned ON.




Diagnosis Procedure
1.CHECK LOW TIRE PRESSURE WARNING CONTROL UNIT
1. Check low tire pressure warning control unit input/output signal. Testing and Inspection.
Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK LOW TIRE PRESSURE WARNING CONTROL UNIT CIRCUIT
With CONSULT-III
Perform "AIR PRESSURE MONITOR" self-diagnosis. C1754.
Is the inspection result normal?
YES - GO TO 3.
NO - Repair or replace error-detected parts.
3.CHECK TIRE PRESSURE WARNING CONTROL UNIT AND BCM CIRCUIT
1. Turn the ignition switch OFF.
2. Disconnect low tire pressure warning control unit harness connector and BCM harness connector.
3. Check the continuity between low tire pressure warning control unit harness connector and BCM harness connector.





Is the inspection result normal?
YES - Check the BCM. Work Procedure.
NO - Repair or replace error-detected parts.