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Home › Pontiac › 2001 › Aztek Base, AWD › Repair and Diagnosis › Engine Performance › System › Engine Controls Self-Diagnostics › Diagnostic Tests › DTC P1631: Theft Deterrent Start Enable Signal Not Correct › Code Enable Criteria

Code Enable Criteria

DTC will run when ignition is on and DTC will set when PCM detects an incorrect password from the theft deterrent control module.

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