DTC B2548: Driver Side Junction Block ECU Communication Stop: Procedure
- REPLACE MAIN BODY ECU RH (COWL SIDE JUNCTION BLOCK RH)
- Replace the main body ECU RH (cowl side junction block RH).
NEXT: Go to next step
- CLEAR DTC
- Clear the DTC. Refer to DTC CHECK / CLEAR .
NEXT: Go to next step
- CHECK FOR DTC
- Recheck for DTCs. Refer to DTC CHECK / CLEAR
.
OK
DTC B2548 is not output.
NG → REPLACE SLIDING ROOF CONTROL ECU ASSEMBLY
OK → END (MAIN BODY ECU RH (COWL SIDE JUNCTION BLOCK RH) WAS DEFECTIVE)
- Recheck for DTCs. Refer to DTC CHECK / CLEAR
.