B2191

B2191, P1615 Difference of Key

Description

Performs ID verification through BCM when key is inserted in key cylinder.

Prohibits the release of steering lock or start of engine when an unregistered ID of mechanical key is used.

DTC Logic

DTC Detection Logic






DTC Confirmation Procedure

1. PERFORM DTC CONFIRMATION PROCEDURE

1 Insert mechanical key into the key cylinder.
2 Perform "DTC check" with SDT.

Is DTC detected?
YES
Refer to "Diagnosis Procedure".
NO
Inspection End.

Diagnosis Procedure

1. PERFORM INITIALIZATION

Perform initialization with SDT. Re-register all mechanical keys.

For initialization and registration of mechanical key. Refer to SDT Operation Manual.

Can the system be initialized and can the engine be started with re-registered mechanical key?
YES
Mechanical key was unregistered.
NO
BCM is malfunctioning.

- Replace BCM. Refer to [BCM: Removal and Installation] Removal and Replacement.
- Perform initialization again