DaimlerChrysler Jeep Grand Cherokee 2002 Service Manual page 257

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TRANSPONDER COMMUNICATION FAILURE —
TEST
6
If there are no possible causes remaining, view repair.
Repair
7
Turn the ignition off.
Note: Visually inspect the related wiring harness. Look for any chafed,
pierced, pinched, or partially broken wires.
NOTE: Visually inspect the related wiring harness connectors. Look for
broken, bent, pushed out, or corroded terminals.
Note: Refer to any Technical Service Bulletins (TSB) that may apply.
Were any problems found?
Yes → Repair wiring harness/connectors as necessary.
→ Test Complete.
No
ACTION
Replace and program the Sentry Key Immobilizer Module in
accordance with the Service Information.
Perform SKIS VERIFICATION.
Perform SKIS VERIFICATION.
SENTRY KEY IMMOBILIZER
Continued
249
APPLICABILITY
All
All

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