SECURITY LIGHT 21, DTC B1213/P1260[IMMOBILIZER SYSTEM (ADVANCED KEYLESS SYSTEM)]

id0902e3801300

SECURITY LIGHT: 21

Only one key ID number is registered.

DTC: B1213/P1260

DETECTION CONDITION

• Only one key is registered.

POSSIBLE CAUSE

• Only one registered key

Diagnostic Procedure

STEP

INSPECTION

ACTION

1

VERIFY NUMBER OF REGISTERED KEYS

•  Using the M-MDS, perform the PID/data monitor inspection and confirm the number of registered keys.
(See PID/DATA MONITOR TABLE[IMMOBILIZER SYSTEM (ADVANCED KEYLESS SYSTEM)].)

•  Are two or more keys registered?

Yes

Replace the keyless control module and perform the resetting procedure for the immobilizer system when replacing the keyless control module.

(See KEYLESS CONTROL MODULE REMOVAL/INSTALLATION[ADVANCED KEYLESS SYSTEM].)

(See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING[ADVANCED KEYLESS SYSTEM].)

No

•  Using the M-MDS, clear the key ID number and register a new key if necessary.
(See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING[ADVANCED KEYLESS SYSTEM].)

•  Go to the next step.

2

VERIFY DTC

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

•  Is the DTC displayed again?

―  Security light: 21

―  M-MDS: B1213/P1260

Yes

Replace the keyless control module and perform the resetting procedure for the immobilizer system when replacing the keyless control module.

(See KEYLESS CONTROL MODULE REMOVAL/INSTALLATION[ADVANCED KEYLESS SYSTEM].)

(See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING[ADVANCED KEYLESS SYSTEM].)

No

DTC troubleshooting completed.

SECURITY LIGHT: 21	Only one key ID number is registered.
DTC: B1213/P1260	Only one key ID number is registered.
DETECTION CONDITION	• Only one key is registered.
POSSIBLE CAUSE	• Only one registered key

STEP	INSPECTION		ACTION
1	VERIFY NUMBER OF REGISTERED KEYS • Using the M-MDS, perform the PID/data monitor inspection and confirm the number of registered keys. (See PID/DATA MONITOR TABLE[IMMOBILIZER SYSTEM (ADVANCED KEYLESS SYSTEM)].) • Are two or more keys registered?	Yes	Replace the keyless control module and perform the resetting procedure for the immobilizer system when replacing the keyless control module. (See KEYLESS CONTROL MODULE REMOVAL/INSTALLATION[ADVANCED KEYLESS SYSTEM].) (See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING[ADVANCED KEYLESS SYSTEM].)
1		No	• Using the M-MDS, clear the key ID number and register a new key if necessary. (See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING[ADVANCED KEYLESS SYSTEM].) • Go to the next step.
2	VERIFY DTC • Using the registered key, turn the ignition switch to the ON position. • Is the DTC displayed again? ― Security light: 21 ― M-MDS: B1213/P1260	Yes	Replace the keyless control module and perform the resetting procedure for the immobilizer system when replacing the keyless control module. (See KEYLESS CONTROL MODULE REMOVAL/INSTALLATION[ADVANCED KEYLESS SYSTEM].) (See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING[ADVANCED KEYLESS SYSTEM].)
2		No	DTC troubleshooting completed.