B2191

B2191 DIFFERENCE OF KEY





Description
Performs ID verification through BCM when ignition switch is ON position.
Prohibits the release of steering lock or start of engine when an unregistered key is used.




DTC Logic

DTC DETECTION LOGIC






DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Insert ignition key into the key cylinder.
2. Turn ignition switch ON.
3. Check "Self diagnosis result" with CONSULT-III.
Is DTC detected?
YES - B2191.
NO - INSPECTION END




Diagnosis Procedure
1.PERFORM INITIALIZATION
Perform initialization with CONSULT-III. Reregister all ignition keys.
For initialization and registration of ignition key. Refer to "CONSULT-III Operation Manual NATS-IVIS/NVIS".
Can the system be initialized and can the engine be started with reregistered ignition key?
YES - INSPECTION END
NO - GO TO 2.
2.REPLACE IGNITION KEY
1. Replace ignition key.
2. Perform initialization with CONSULT-III. Reregister all ignition keys.
For initialization and registration of ignition key. Refer to "CONSULT-III Operation Manual NATS-IVIS/NVIS".
Can the system be initialized and can the engine be started with reregistered ignition key?
YES - INSPECTION END
NO - GO TO 3.
3.REPLACE BCM
Replace BCM. Removal And Installation.
- INSPECTION END