B2191

B2191 DIFFERENCE OF KEY

Description

Performs ID verification through BCM when ignition switch is ON position.
Prohibits the 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.
Is DTC detected?
YES- .
NO- INSPECTION END


Diagnosis Procedure


1. PERFORM INITIALIZATION

Perform initialization of BCM and registration of all ignition keys using CONSULT.
Can the system be initialized and can the engine be started with registered ignition key?
YES- INSPECTION END
NO- GO TO 2.

2. REPLACE IGNITION KEY

1.Replace ignition key.
2.Perform initialization of BCM and registration of all ignition keys using CONSULT.
Can the system be initialized and can the engine be started with registered ignition key?
YES- INSPECTION END
NO- GO TO 3.

3. REPLACE BCM

Replace BCM. Removal And Installation.
- INSPECTION END