B2795

THEFT DETERRENT / KEYLESS ENTRY: ENGINE IMMOBILISER SYSTEM: B2793: Transponder Chip Malfunction

DTC B2793 - Transponder Chip Malfunction

DTC B2794 - Unmatched Encryption Code

DTC B2795 - Unmatched Key Code

DESCRIPTION

- B2793 is output when a malfunction is found in the key during key code registration or a key code is not registered normally. Replace the key if the key code registration cannot be performed normally and this DTC is detected.
- B2794 is output when a key with an incomplete key code is inserted into the ignition key cylinder.
- B2795 is output when a key with a key code that has not been registered in the ECU is inserted into the ignition key cylinder.





INSPECTION PROCEDURE

HINT: When the transponder key ECU is replaced, reregister the ECU - ECM communication ID Engine Immobiliser System.

PROCEDURE

1. CLEAR DTC
(a) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.
NEXT -- Continue to next step.

2. REREGISTER KEY
(a) Reregister the key code with the transponder key ECU Engine Immobiliser System.
NEXT -- Continue to next step.

3. CHECK ENGINE START
(a) Check that the engine starts with the key.
OK:
Engine starts.

NG -- REPLACE KEY
OK -- END