SLIDING ROOF / CONVERTIBLE SLIDING ROOF SYSTEM B2343 Position Initialization Incomplete

DESCRIPTION

This DTC is stored when the sliding roof ECU (sliding roof drive gear sub-assembly) has not been initialized.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
B2343	Position Initialization Incomplete	Sliding roof ECU (sliding roof drive gear sub-assembly) has not been initialized.	Sliding roof ECU (Sliding roof drive gear sub-assembly)

Refer to DTC B2341.

NOTICE:: ·

If the sliding roof ECU (sliding roof drive gear sub-assembly) is removed and reinstalled or replaced, the sliding roof ECU (sliding roof drive gear sub-assembly) must be initialized.

Click hereVehicle Exterior>SLIDING ROOF / CONVERTIBLE>SLIDING ROOF SYSTEM>INITIALIZATION

·

The sliding roof system uses the LIN communication system. First, confirm that there are no malfunctions in the LIN communication system. Refer to How to Proceed with Troubleshooting.

Click hereVehicle Exterior>SLIDING ROOF / CONVERTIBLE>SLIDING ROOF SYSTEM>HOW TO PROCEED WITH TROUBLESHOOTING

HINT:: When DTC B2342 and B2343 are output simultaneously, perform troubleshooting for DTC B2342 first.

1.INITIALIZE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)

Check that the sliding roof ECU (sliding roof drive gear sub-assembly) can be initialized.

OK:: Sliding roof ECU (sliding roof drive gear sub-assembly) can be initialized.

Result:

Proceed to
OK
NG

2.CHECK SLIDING ROOF OPERATION

REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)

2.CHECK SLIDING ROOF OPERATION

Check the sliding roof auto operation.

Result:

Proceed to
OK
NG

3.CHECK DTC OUTPUT

REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)

3.CHECK DTC OUTPUT

Clear the DTCs.

Check for DTCs.

Result:

Proceed to
OK
NG

END (MALFUNCTION DUE TO INITIALIZATION FAILURE)

REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)