Power Lumbar Inoperative
- Disconnect power lumbar support connector. Connect self-powered test light between ground and Black wire terminal at power lumbar support harness connector. If test light illuminates, go to next step. If test light does not illuminate, repair open in Black wire between power lumbar support and ground.
- Connect test light between ground and Orange wire at power lumbar support harness connector. If test light illuminates, go to next step. If test light does not illuminate, repair open in Orange wire between power lumbar support and fuse block.
- Disconnect lumbar support motor. Connect jumper wire between one end of motor and ground. Connect self-powered test light between other end of motor and ground. If test light illuminates, go to next step. If test light does not illuminate, replace lumbar support motor.
- Reconnect power lumbar support connector. Connect test light between ground and Orange wire terminal at power lumbar support switch. If test light does not illuminate, go to next step.
- Connect self-powered test light between ground and Black wire terminal at power lumbar switch. If test light illuminates, repair open in Orange wire between power lumbar support and lumbar support switch. If test light does not illuminate, replace power lumbar switch.