B1709

B1709 ROOF OPEN/CLOSE SWITCH (OPEN)





Description
Retractable hard top can be opened and closed by roof open/close switch operation. Retractable hard top operates only while roof open/close switch is being operated.




DTC Logic

DTC DETECTION LOGIC

NOTE:
If two or more DTCs are detected, refer to Retractable Hard Top Control Unit, and determine trouble diagnosis order.






DTC CONFIRMATION PROCEDURE
1.CHECK ROOF OPEN/CLOSE SWITCH SIGNAL
1. Start engine.
2. Operate retractable hard top to fully open and fully close.
3. Check DTC.
Is DTC detected?
YES - Go to B1709.
NO - INSPECTION END




Diagnosis Procedure
1.CHECK ROOF OPEN/CLOSE SWITCH POWER SUPPLY CIRCUIT-I
1. Turn ignition switch OFF.
2. Disconnect roof open/close switch harness connector.
3. Turn ignition switch ON.
4. Check the voltage between roof open/close switch harness connector and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK ROOF OPEN/CLOSE SWITCH POWER SUPPLY CIRCUIT-II
1. Turn ignition switch OFF.
2. Disconnect retractable hard top control unit harness connector.
3. Check the continuity between retractable hard top control unit harness connector and roof open/close switch harness connector.





4. Check harness for short to ground.
Is the inspection result normal?
YES - GO TO 3.
NO - Repair or replace harness.
3.CHECK ROOF OPEN/CLOSE SWITCH
Check roof open/close switch. Refer to B1709.
Is the inspection result normal?
YES - GO TO 4.
NO - Replace roof open/close switch. Refer to Retractable Hard Top System.
4.REPLACE RETRACTABLE HARD TOP CONTROL UNIT
Replace retractable hard top control unit. Refer to Service and Repair
Is the inspection result normal?
YES - INSPECTION END
NO - GO TO 5.
5.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
- INSPECTION END




Component Inspection
1.CHECK ROOF OPEN/CLOSE SWITCH
1. Turn ignition switch OFF.
2. Disconnect roof open/close switch harness connector.
3. Check the continuity between roof open/close switch terminals under the following conditions.





Is the inspection result normal?
YES - INSPECTION END
NO - Replace roof open/close switch. Refer to Retractable Hard Top System.