Diagnosis Procedure

Check manual operation.

Is the inspection result normal?

YES

GO TO 2.

NO

Refer to Diagnosis Procedure 

Check lifting sensor control unit power supply and ground circuit.

Refer to Diagnosis Procedure .

Is the inspection result normal?

YES

GO TO 3.

NO

Repair or replace the malfunction parts.

Check lifting sensor (rear).

Refer to Component Function Check .

Is the inspection result normal?

YES

GO TO 4.

NO

Repair or replace the malfunction parts.

Check the operation again.

Is the result normal?

YES

Check intermittent incident. Refer to Intermittent Incident .

NO

GO TO 1.