B175E

B175E POWER SOURCE (POWER WINDOW)





Description
Soft top control unit watches power supply condition of power supply (power window) terminal.




DTC Logic

DTC DETECTION LOGIC

NOTE:
If two or more DTCs are detected, RF, and determine trouble diagnosis order.






DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start engine.
2. Operate soft top to fully open and fully close.
3. Select "Self Diagnostic Result" mode of "CONVERTIBLE ROOF" using CONSULT-III.
4. Check DTC.
Is DTC detected?
YES - Go to B1758.
NO - INSPECTION END




Diagnosis Procedure
1.CHECK BCM POWER SUPPLY AND GROUND CIRCUIT
Check BCM power supply and ground circuit. Power Supply And Ground Circuit.
Is the inspection result normal?
YES - GO TO 2.
NO - Repair or replace malfunctioning part.
2.CHECK VOLTAGE POWER WINDOW POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit connector.
3. Check voltage between soft top control unit harness connector and ground.





s the inspection result normal?
YES - GO TO 4.
NO - GO TO 3.
3.CHECK CONTINUITY POWER WINDOW POWER SUPPLY CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and soft top control unit harness connector.





3. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES - Replace BCM. Removal And Installation.
NO - Repair open circuit, short to ground or short to power in harness or connectors.
4.CHECK INTERMITTENT INCIDENT
Intermittent Incident.
- INSPECTION END