Diagnostic Test

1) Power Top Control Module (PTCM)

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

NOTE: This DTC indicates an internal PTCM fault.

With the DRBIII®, read and record the PTCM DTCs and then erase the PTCM DTCs

Perform 3 ignition key cycles, leaving the ignition key on for a minimum of 30 seconds per cycle.

With the DRBIII® , read the 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. The condition that caused this DTC to set is currently not present.
2. Perform POWER TOP VERIFICATION TEST .