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SECURITY LIGHT: DTC 12 (WDS OR EQUIVALENT: DTC B2103/B2103)

id0902i8914700

DTC 12 (B2103/B2103) | Coil Antenna failure.
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POSSIBLE CAUSE | • Defective coil antenna • Poor connection of coil antenna connector • Defective keyless control module

Diagnostic procedure

STEP | INSPECTION | ACTION
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1 | INSPECT CONNECTOR CONNECTION • Is connector of coil antenna and keyless control module connected securely? | Yes | Replace coil antenna. (See COIL ANTENNA REMOVAL/INSTALLATION [WITH ADVANCED KEYLESS SYSTEM])
No | Connect connector securely.
2 | INSPECT KEYLESS CONTROL MODULE • Turn the ignition switch to the ON position. • Is the DTC displayed? - Security light: 12 - WDS or equivalent: B2103/B2103 | Yes | Replace keyless control module, then go to the next step. (See KEYLESS CONTROL MODULE REMOVAL/INSTALLATION [WITH ADVANCED KEYLESS SYSTEM])
No | DTC troubleshooting completed.