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Telescopic 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, telescope steering column in and out. 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 telescopic motor and 8-pin tilt motor harness connectors. Remove telescopic motor. Reconnect tilt motor harness connector to telescopic motor. Turn ignition on. Operate tilt and telescopic manual switch and confirm operation of telescopic motor. If telescopic motor operates, go to next step. If telescopic motor does not operate, replace telescopic motor and retest system operation.
  3. Check wiring harness and connectors between tilt and telescopic ECU and telescopic 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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