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Home >> Jeep >> 2003 >> Grand Cherokee 2WD V8-4.7L >> Repair and Diagnosis >> A L L Diagnostic Trouble Codes ( DTC ) >> Testing and Inspection >> Manufacturer Code Charts >> Vehicle Theft Security System >> Transponder Response Mismatch

Transponder Response Mismatch

Test 1 - 5:




Test 6 - 7:






SYMPTOM
TRANSPONDER RESPONSE MISMATCH

TEST NOTE
This symptom is diagnosed using the test TRANSPONDER COMMUNICATION FAILURE.

WHEN MONITORED
At ignition on and during Key Programming Mode.

SET CONDITION
When the transponder's crypto algorithm result fails to match the SKIM's result.

POSSIBLE CAUSES
- Checking multiple key operation
- SKIM
- Intermittent wiring harness problem
- Replace ignition key