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Home >> Lexus >> 2001 >> IS 300 >> Repair and Diagnosis (Single Page) >> Body & Frame >> Body, Cab Control Systems >> Body Control Systems >> System Tests >> Test No. 14: Door Unlock Detection Switch Circuit
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Test No. 14: Door Unlock Detection Switch Circuit

  1. Check driver's door unlock detection switch. See DOOR UNLOCK DETECTION SWITCH  under COMPONENT TESTS. Replace door unlock detection switch as necessary. Retest system operation. If switch is okay, go to next step.
  2. Check circuits for faults between driver's door unlock detection switch and body ECU. See WIRING DIAGRAMS . Repair or replace as necessary. If circuits are okay, see SYMPTOM INDEX (WIRELESS DOOR LOCK CONTROL SYSTEM)  table and perform appropriate test.
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