U0215

Description

Soft top control unit performs local communication with BCM, power window main switch and power window sub-switch using communication line.


DTC Logic


DTC DETECTION LOGIC

NOTE:
If two or more DTCs are detected, Related Tests, Information And Procedures, 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.
4.Check DTC.
Is DTC detected?
YES- Perform diagnosis procedure. .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK POWER WINDOW MAIN SWITCH

Check power window main switch. Roadster.
Is the inspection result normal?
YES- GO TO 2.
NO- Repair or replace malfunctioning part.

2. CHECK POWER WINDOW SUB-SWITCH

Check power window sub-switch. Roadster.
Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace malfunctioning part.

3. CHECK COMMUNICATION LINE-I

1.Turn ignition switch OFF.
2.Disconnect soft top control unit, power window main switch connector and power window sub-switch connector.
3.Check continuity between soft top control unit harness connector and power window main switch harness connector.





4.Also check harness for short to ground and short to power.
Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace harness.

4. CHECK COMMUNICATION LINE-II

1.Check continuity between soft top control unit harness connector and power window sub-switch harness connector.





2.Also check harness for short to ground and short to power.
Is the inspection result normal?
YES- Check intermittent incident. Intermittent Incident Regular Grade.
NO- Repair or replace harness.