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SECURITY LIGHT: 14, DTC B1602/P1260

BHE090201077W10

SECURITY LIGHT: 14 | The keyless unit cannot read key ID number data normally.
DTC: B1602/P1260
DETECTION CONDITION | • The keyless unit cannot read key ID number data normally.
POSSIBLE CAUSE | • Transponder (key) malfunction • Coil malfunction • Keyless unit malfunction • Any of the following items are touching or near the key head. – Spare keys – Keys for other vehicles equipped with an immobilizer system – Any metallic object – Any electronic device, or any credit or other cards with magnetic strips

## Diagnostic Procedure

STEP | INSPECTION | ACTION
--- | --- | ---
1 | VERIFY WHETHER KEY IS VALID OR NOT • Using another registered key, turn the ignition switch to the ON position. • If there is not another registered key, register an additional key using the WDS and turn the ignition key to the ON position using the registered key. (See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING.) • Is the DTC displayed again? – SECURITY LIGHT: 14 – WDS: B1602/P1260 | Yes | Replace the coil, then go to the next step. (See COIL REMOVAL/INSTALLATION.)
No | • Dispose of the malfunctioning key. • Register a new key if necessary. (See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING.)
2 | INSPECT KEYLESS UNIT • Using another registered key, turn the ignition switch to the ON position. • Is the DTC displayed again? – SECURITY LIGHT: 14 – WDS: B1602/P1260 | Yes | Replace the keyless unit and perform procedures for when replacing the keyless unit only. (See KEYLESS UNIT REMOVAL/INSTALLATION.) (See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING.)
No | DTC troubleshooting completed.