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Home >> Lexus >> 1997 >> SC 300 Standard >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Anti-Theft System >> Circuit Testing >> Test 9: Trunk Courtesy Switch Circuit >> Trunk Courtesy Switch Circuit
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Trunk Courtesy Switch Circuit

  1. Check trunk light operation. If light is on with trunk open, and off with switch pushed, go to next step. If light does not operate as specified, repair trunk courtesy switch circuit. See WIRING DIAGRAMS .
  2. Check wiring between switch and ECU. Repair as needed. If wiring is okay, check ECU. See PIN VOLTAGE TESTS . If found to be defective, replace ECU and retest system.
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