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Test No. 22: Luggage Compartment Door Key Lock & Unlock Switch 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. Using scan tool, check luggage compartment door key lock and unlock switch using DATA LIST. If luggage compartment door key lock and unlock switch is faulty, go to next step. If luggage compartment door key lock and unlock switch is okay, go to step  3.
  2. Check luggage compartment door key lock and unlock switch. See LUGGAGE COMPARTMENT DOOR KEY LOCK & UNLOCK SWITCH  under COMPONENT TESTS. Replace switch as necessary. Retest system operation. If switch is okay, go to next step.
  3. Check circuits for faults between luggage compartment door key lock and unlock switch and body control ECU No. 1. See WIRING DIAGRAMS . Repair or replace as necessary. If circuits are okay, perform appropriate pin voltage test under BODY CONTROL ECU PIN VOLTAGE TESTS  under COMPONENT TESTS.
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