1) Check the power window operation.
Check that the front power window is operative.
2) Check the illumination status of parking brake warning light.
3) Check for any interference from aftermarket electronic components such as two-way radios or lights.
Turn OFF or remove any aftermarket electronic components to ensure that there is no influence on inspections or operations.
1) Check that the harnesses and connectors are normal.
Inspect for the following circuits for an open circuit, short, poor connections at the connectors, and abnormal conditions such as worn or bent harnesses.
If the conditions are normal between the power window relay and the rear door power window, perform the following inspections.
Refer to "210.Body, Cab, Accessories 23D.Symptom right rear window does not operate".
Refer to "210.Body, Cab, Accessories 23D.Symptom rear left side window does not operate".
Caution
Refer to "201.General Information 14A.Service Information Guide Preliminary and post procedures".