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Tilt Motor Circuit

NOTE: If LEXUS scan tool is available, start test from step  1). If this scan tool is not available, start test from step  2).
  1. Connect LEXUS scan tool to Data Link Connector 3 (DLC3) located under left side of instrument panel. Turn ignition and scan tool on. Select ACTIVE TEST mode on scan tool. Using scan tool, tilt steering column up and down. If steering column does not move, go to next step. If steering column moves, go to next test listed in SYMPTOM DIAGNOSIS  table under TROUBLE SHOOTING.
  2. Turn ignition off. Disconnect 8-pin tilt motor and 8-pin telescopic motor harness connectors. Remove tilt motor. Reconnect telescopic motor harness connector to tilt motor. Turn ignition on. Operate tilt and telescopic manual switch and confirm operation of tilt motor. If tilt motor operates, go to next step. If tilt motor does not operate, replace tilt motor and retest system operation.
  3. Check wiring harness and connectors between tilt and telescopic ECU and tilt motor. See WIRING DIAGRAMS . Repair or replace as necessary. If wiring harness and connectors are okay, go to next test listed in SYMPTOM DIAGNOSIS  table under TROUBLE SHOOTING.
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