FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Transponder Cyclic Redundancy Check (CRC) Failure

Tests 950 - 953:





SYMPTOM
TRANSPONDER (CYCLIC REDUNDANCY CHECK) CRC FAILURE

WHEN MONITORED
At ignition ON and during Key Programming Mode.

SET CONDITION
This condition exists when 5 consecutive transponder signal transmissions are sent to the SKIM with the correct message format but with invalid data.

POSSIBLE CAUSES
- Intermittent wiring harness problem
- SKIM/key defective