Description
Diagnosis procedure
1.Check bcm input signal
Check the bcm input signal. Refer to dlk-102, "component function check" (with intelligent key) or dlk- 253, "component function check" (without intelligent key).
Is the inspection result normal? Yes >> go to 2.
No >> go to 3.
2.Check combination meter input signal
Select the METER/M&A Data Monitor and check the DOOR W/L monitor value while opening and closing doors.

Is the inspection result normal? YES >> Replace combination meter. Refer to MWI-77, "Removal and Installation".
NO >> Replace BCM. Refer to BCS-73, "Removal and Installation" (with Intelligent Key) or BCS-126, "Removal and Installation" (without Intelligent Key).
3.Check door switch signal circuit
Check the door switch signal circuit. Refer to dlk-102, "diagnosis procedure" (with intelligent key) or dlk- 253, "diagnosis procedure" (without intelligent key).
Is the inspection result normal? Yes >> go to 4.
No >> repair or replace harness or connector.
4.Check door switch
Perform a unit check for the door switch. Refer to DLK-103, "Component Inspection" (with Intelligent Key) or DLK-255, "Component Inspection" (without Intelligent Key).
Is the inspection result normal? YES >> Replace combination meter. Refer to MWI-77, "Removal and Installation".
NO >> Replace applicable door switch. Refer to DLK-194, "Removal and Installation" (with Intelligent Key) or DLK-341, "Removal and Installation" (without Intelligent Key).
The oil pressure warning lamp does not turn off
The parking brake release warning continues displaying, or does not displayWiring diagram
Power distribution system
Wiring diagram
...
Power windows do not operate with power window main switch
Diagnosis Procedure
1.Check bcm power supply and ground circuit
Check bcm power supply and ground circuit.
Refer to bcs-67, "diagnosis procedure" (with intelligent key) or bcs-120,
"diagnosis procedure" (without
intelligent key).
Is the inspection result normal?
Yes & ...
Ecu diagnosis information
Audio unit
Reference value
Terminal layout
Physical values
BluetoothВ® control unit
Reference Value
Terminal layout
Physical values
...