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Anti-Theft Systems - Passive DTCS

NOTE: Anti-Theft - Passive Anti-Theft System (PATS).
POWERTRAIN CONTROL MODULE (PCM) DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description Source Action/Go to
B1213 Anti-Theft Number of Programmed Keys is Below Minimum PCM Go To PINPOINT TEST F .
B2431 Transponder Program Failure PCM VERIFY if using correct PATS key, if defective USE new key.
B1342 ECU is Defective (EEFROM in PCM not working) PCM INSTALL a new PCM.
Refer to POWERTRAIN CONTROL MODULE .
B2103 Antenna Not Connected PCM Go To PINPOINT TEST A .
B1600 PATS Ignition Key Transponder Signal is Not Received PCM Go To PINPOINT TEST B .
B1601 PATS Received Incorrect Key-Code From Ignition Key Transponder PCM Go To PINPOINT TEST C .
B1602 PATS Received Invalid Format of Key-Code From Ignition Key Transponder PCM Go To PINPOINT TEST D .
B1681 PATS Transceiver Module Signal is Not Received PCM Go To PINPOINT TEST E .
- All Other DTCs PCM Refer to MULTIFUNCTION ELECTRONIC MODULE .