Diagnostic Test

1) Check For Current DTCs

Fig 1: Connecting Scan Tool & Turning Ignition On
Courtesy of DAIMLERCHRYSLER CORP.

Turn the ignition on.

With the DRBIII®, read and record the Power Top Control Module (PTCM) DTCs.

NOTE: If any other Trunk Latch Assembly DTCs have been set, diagnose those DTCs first before continuing.

With the DRB III®, erase the Power Top Control Module (PTCM) DTCs.

Press the Power Top Switch to raise and lower the Power Top.

With the DRBIII®, read the Power Top Control Module (PTCM) DTCs.

Did this DTC set again?

Yes
1. Replace the Power Top Control Module. (Refer to ELECTRICAL/ELECTRONIC CONTROL MODULES/POWER TOP CONTROL MODULE - REMOVAL) .
2. Perform POWER TOP VERIFICATION TEST .
No
1. Go To step 2).
2) 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
1. Repair as necessary.
2. Perform POWER TOP VERIFICATION TEST .
No
1. The condition that caused this DTC to set is currently not present. Inspect the related wiring harness for a possible intermittent condition.