FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Lexus
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1999
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ES 300 V6-3.0L (1MZ-FE)
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Repair and Diagnosis
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Sensors and Switches
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Sensors and Switches - Body and Frame
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Power Door Lock Switch
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Testing and Inspection
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Related Diagnostic Procedures
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Door Key Lock and Unlock Switch Circuit (Lock Side)
Door Key Lock and Unlock Switch Circuit (Lock Side)
CIRCUIT DESCRIPTION
Transistor inside the wireless door lock ECU coming
ON
causes the theft deterrent ECU to output a signal to lock all the doors.
WIRING DIAGRAM
Step 1:
INSPECTION PROCEDURE