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Engine Immobilizer - Keyless Entry System DTCS

ENGINE IMMOBILIZER - KEYLESS ENTRY SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC PCM Detection condition Action
B1681 P1260 No detected communication with the coil SECURITY LIGHT 11, DTC B1681/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]
B2103 P1260
  • Coil antenna malfunction
  • The PCM determined a malfunction in the coil antenna even though it is normal
SECURITY LIGHT 12, DTC B2103/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]
B1600 P1260 The key ID number data cannot be read SECURITY LIGHT 13, DTC B1600/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]
B2431 P1260 Key ID number registration error SECURITY LIGHT 13, DTC B2431/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]
B1602 P1260 The instrument cluster cannot read key ID number data normally SECURITY LIGHT 14, DTC B1602/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]
B1601 P1260 The instrument cluster has detected unregistered key ID number SECURITY LIGHT 15, DTC B1601/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]
U2510 P1260 Communication error between the instrument cluster and the PCM (no response) SECURITY LIGHT 16, DTC U2510/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]
B1213 P1260 Only one key ID number is registered SECURITY LIGHT 21, DTC B1213/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]
B2141 P1260 Communication error between the instrument cluster and the PCM (data transfer error) SECURITY LIGHT 22, DTC B2141/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]
B2139 P1260 ID number data in the PCM and the instrument cluster do not match SECURITY LIGHT 23, DTC B2139/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]
B1342 - Instrument cluster malfunction DTC B1342 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]