Test 5: Key Unlock Warning Switch Circuit

When the key is inserted in the ignition key cylinder the key unlock warning switch comes ON, and when the key is not inserted the switch is OFF. When the key unlock warning switch is ON, the ECU operates the transmitter misoperation prevention function.

Fig 1: Test 5: Key Unlock Warning Switch Circuit Test (Wireless Door Lock Control System) - 1 Of 2

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Fig 2: Test 5: Key Unlock Warning Switch Circuit Test (Wireless Door Lock Control System) - 2 Of 2

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002