FixVault

Anti-Theft Systems DTCS

ANTI-THEFT SYSTEMS DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

DTC Description Source Test
B1213 Anti-Theft Number of Programmed Keys is Below Minimum PCM GO to PINPOINT TEST F .
B2431 Key Program Failure (Defective Key or Transceiver) 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.
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 CONTROL MODULES .