SECURITY LIGHT 14, DTC B1602/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]

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DTC

Security light flashing pattern

14

The instrument cluster cannot read key ID number data normally.

M-MDS display

Instrument cluster

B1602

PCM

P1260

POSSIBLE CAUSE

•  Any of the following items are touching or near the key head.

―  Spare keys

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―  Keys for other vehicles equipped with an immobilizer system

―  Any metallic object

―  Any electronic device, or any credit or other cards with magnetic strips

•  Transponder (key) malfunction

•  Coil antenna malfunction

•  Instrument cluster malfunction

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 M-MDS and turn the ignition key to the ON position using the registered key.
(See IMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMING.)

•  Is the DTC displayed again?

―  Security light: 14

―  M-MDS: B1602/P1260

Yes

Replace the coil antenna, then go to the next step.

(See COIL ANTENNA REMOVAL/INSTALLATION.)

No

•  Dispose of the malfunctioning key.

•  Register a new key if necessary.
(See IMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMING.)

2

INSPECT INSTRUMENT CLUSTER

•  Using another registered key, turn the ignition switch to the ON position.

•  Is the DTC displayed again?

―  Security light: 14

―  M-MDS: B1602/P1260

Yes

Replace the instrument cluster and perform the resetting procedure for the immobilizer system when replacing the instrument cluster.

(See INSTRUMENT CLUSTER REMOVAL/INSTALLATION.)

(See IMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMING.)

No

DTC troubleshooting completed.

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 M-MDS and turn the ignition key to the ON position using the registered key. (See IMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMING.) • Is the DTC displayed again? ― Security light: 14 ― M-MDS: B1602/P1260	Yes	Replace the coil antenna, then go to the next step. (See COIL ANTENNA REMOVAL/INSTALLATION.)
1		No	• Dispose of the malfunctioning key. • Register a new key if necessary. (See IMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMING.)
2	INSPECT INSTRUMENT CLUSTER • Using another registered key, turn the ignition switch to the ON position. • Is the DTC displayed again? ― Security light: 14 ― M-MDS: B1602/P1260	Yes	Replace the instrument cluster and perform the resetting procedure for the immobilizer system when replacing the instrument cluster. (See INSTRUMENT CLUSTER REMOVAL/INSTALLATION.) (See IMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMING.)
2		No	DTC troubleshooting completed.