SECURITY LIGHT: 13, DTC: B10D7:05/P1260:00 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]SM2445835
SECURITY LIGHT: 13, DTC: B10D7:05/P1260:00 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]

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DTC

Security light flashing pattern

13

Key ID number registration error

M-MDS display

Instrument cluster

B10D7:05

PCM

P1260:00
DETECTION CONDITION
• Key ID number registration error
POSSIBLE CAUSE
• Errors during key ID number registration procedure
• 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
• Instrument cluster malfunction


Diagnostic Procedure

STEP

INSPECTION

ACTION
1
VERIFY DTC
• Is B10D7:05/P1260:00 displayed?
Yes
Go to Step 3.
No
Go to the next step.
2
VERIFY DTC
• Is B10D7:94/P1260:00 displayed?
Yes
Perform the DTC inspection for “SECURITY LIGHT: 13, M-MDS: B10D7:94/P1260:00”.
(See SECURITY LIGHT: 13, DTC: B10D7:94/P1260:00 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)].)
No
Go to the next step.
3
INSPECT INSTRUMENT CLUSTER
• Using the M-MDS, clear the key ID number and re-register it. (See IMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMING [KEYLESS ENTRY SYSTEM].)
Note
• Two or more keys must be registered to start the engine.
• Using the registered key, turn the ignition switch to the ON position.
• Verify the DTC Using the M-MDS.
― Is B10D7:05/P1260:00 displayed again?
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 [KEYLESS ENTRY SYSTEM].)
No
DTC troubleshooting completed.