DaimlerChrysler Jeep Grand Cherokee 2002 Service Manual page 250

SENTRY KEY IMMOBILIZER
ANTENNA FAILURE —
SKIM INTERNAL DTC FAILURE
TEST
1 Note: This trouble code indicates an internal SKIM fault.
With the DRBIII , read and record the SKIM DTCs and then erase the SKIM DTCs
Perform 10 ignition key cycles, leaving the ignition key on for a minimum of 90
seconds per cycle.
With the DRBIII , read the SKIM DTCs.
Did the same SKIM DTC return?
Yes → Replace and program the Sentry Key Immobilizer Module in
→ Test Complete.
No
Continued
POSSIBLE CAUSES
ACTION
accordance with the Service Information.
Perform SKIS VERIFICATION.
242
APPLICABILITY
All