RM3660EC _58 Vehicle Interior _080747 THEFT DETERRENT / KEYLESS ENTRY _0392034 IMMOBILISER SYSTEM(w/o Smart Entry and Start System) C

THEFT DETERRENT / KEYLESS ENTRY  IMMOBILISER SYSTEM(w/o Smart Entry and Start System)  B2795  Unmatched Key Code  


DESCRIPTION

This DTC is stored when a door control transmitter assembly with a different vehicle serial number is inserted into the ignition key cylinder.

DTC No. Detection Item DTC Detection Condition Trouble Area Note
B2795 Unmatched Key Code A door control transmitter assembly with a different vehicle serial number is inserted into the ignition key cylinder (1 trip detection logic*).
·

Door control transmitter assembly

·

Transponder key ECU assembly


DTC Output Confirmation Operation:

Insert the door control transmitter assembly into the ignition key cylinder.



*: Only output while a malfunction is present.


Vehicle Condition and Fail-safe Operation when Malfunction Detected
Vehicle Condition when Malfunction Detected Fail-safe Operation when Malfunction Detected
Engine cannot be started -

Related Data List and Active Test Items
DTC No. Data List and Active Test
B2795 -

CAUTION / NOTICE / HINT

NOTICE:
·

If the transponder key ECU assembly or a door control transmitter assembly is replaced, refer to Service Bulletin.

·

After repair, confirm that no DTCs are output by performing "DTC Output Confirmation Operation".



PROCEDURE

1.CLEAR DTC
a.

Clear the DTCs.

Body Electrical > Immobiliser > Clear DTCs
50002 260

Result:
Proceed to
NEXT



NEXT

2.CHECK FOR DTC
2.CHECK FOR DTC
a.

Perform "DTC Output Confirmation Operation" procedure.


b.

Check for DTCs.

Body Electrical > Immobiliser > Trouble Codes
50001 260
HINT:

If DTC B2795 is stored, check for DTCs with the next door control transmitter assembly after clearing the DTCs.


OK:

DTC B2795 is not output.



Result:
Result Proceed to
B2795 is not output A
DTC B2795 is output for all of the door control transmitter assemblies B
DTC B2795 is output for any of the door control transmitter assemblies C



A

USE SIMULATION METHOD TO CHECK

Click hereGeneral>INTRODUCTION>HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS>HOW TO PROCEED WITH TROUBLESHOOTING


B

REPLACE TRANSPONDER KEY ECU ASSEMBLY

C

3.CHECK OPERATION (IG ON)
3.CHECK OPERATION (IG ON)
a.

Check that the ignition switch can be turned to ON using the door control transmitter assembly for which the DTC was stored.

OK:

Ignition switch can be turned to ON using the door control transmitter assembly (for which the DTC was stored).



Result:
Proceed to
OK
NG



OK

4.REREGISTRATION

NG

REPLACE DOOR CONTROL TRANSMITTER ASSEMBLY THAT DTC IS OUTPUT

4.REREGISTRATION
a.

Clear the DTCs.

Body Electrical > Immobiliser > Clear DTCs
50002 260

b.

Reregister the key ID code with the transponder key ECU assembly.

OK:

Registration procedure can be completed.



Result:
Proceed to
OK
NG



OK

END (DOOR CONTROL TRANSMITTER ASSEMBLY REGISTRATION FAILURE)

NG

REPLACE DOOR CONTROL TRANSMITTER ASSEMBLY