B2343

SLIDING ROOF: SLIDING ROOF SYSTEM: B2343: Position Initialization Incomplete
B2343 - Position Initialization Incomplete

DESCRIPTION

This DTC is output when the sliding roof drive gear (sliding roof ECU) has not been initialized.





WIRING DIAGRAM

Refer to DTC B2341 B2341.

INSPECTION PROCEDURE

PROCEDURE

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

(a) Check that the sliding roof drive gear can be initialized Programming and Relearning.

OK:

Sliding roof drive gear can be initialized.

NG -- CHECK WIRE HARNESS (SLIDING ROOF DRIVE GEAR - OVERHEAD JUNCTION BLOCK)
OK -- Continue to next step.

2. CHECK SLIDING ROOF FUNCTION

(a) Check the auto operation with the SLIDE OPEN and TILT UP switch On-Vehicle Inspection.

OK:

Auto operation operates normally with SLIDE OPEN and TILT UP switch.

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

OK -- END

3. CHECK WIRE HARNESS (SLIDING ROOF DRIVE GEAR - OVERHEAD JUNCTION BLOCK)

(a) Disconnect the P6 ECU connector.





(b) Disconnect the P5 junction block connector.

(c) Measure the resistance of the wire harness side connectors.

Standard resistance:





NG -- REPAIR OR REPLACE HARNESS AND CONNECTOR
OK -- Continue to next step.

4. INSPECT OVERHEAD JUNCTION BLOCK (SLIDING ROOF CONTROL SWITCH)

(a) Remove the overhead junction block.





(b) Measure the resistance of the switch.

Standard resistance:





NG -- REPLACE OVERHEAD JUNCTION BLOCK (SLIDING ROOF CONTROL SWITCH)

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