9000 - 9999: 9621

9621 - MAIN CYLINDER TRAVEL SENSOR (BASE SIDE) (-) CIRCUIT SHORT TO B(+)





- When Monitored: Continuous with the ignition on.
- Set Condition: When the Power Top Control Module senses a short to B(+) on the Main Cylinder Travel Sensor (-) circuit.





Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.

Diagnostic Test

1. Monitor the Main Cylinder Travel Sensor (Base Side)
Turn the ignition on.
The Convertible Top must be up and locked.
With the scan tool, select Sensor Display and monitor the MN CYL TRVL SEN BAS.
Does the scan tool display the MN CYL TRVL SEN BAS between 70 - 85 Counts?

Yes

- Go To 3

No

- Go To 2

2. Main Cylinder Travel Sensor (Base Side) (-) Short to B(+)




Turn the ignition off.
Disconnect the Power Top Travel Sensor harness connector.
Disconnect the Power Top Control Module C1 harness connector.

NOTE: Check connectors - Clean/repair as necessary.

Turn the ignition on.
Measure the voltage of the Main Cylinder Travel Sensor (Base Side) (-) circuit at the Power Top Control Module C1 harness connector.
Is the voltage above 1.0 volt?

Yes

- Repair the Main Cylinder Travel Sensor (Base Side) (-) circuit for a short to B(+).

No

- Replace the Power Top Control Module.Removal.
- Perform POWER TOP CONTROL MODULE VERIFICATION TEST. Power Top Verification Test

3. INTERMITTENT WIRING AND CONNECTORS
The condition that caused this DTC to set is currently not present. Inspect the related wiring harness for a possible intermittent condition.

NOTE: Check connectors - Clean/repair as necessary. Poor pin to terminal connections can set DTCs.

NOTE: Check for any Technical Service Bulletins that may apply.

Using the wiring diagram/schematic as a guide, inspect the wiring and connectors specific to this DTC. Wiggle the wires while checking for shorts and open circuits.
Were there any problems found?

Yes

- Repair as necessary.
- Perform POWER TOP CONTROL MODULE VERIFICATION TEST. Power Top Verification Test

No

- The condition that caused this DTC to set is currently not present. Inspect the related wiring harness for a possible intermittent condition.