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Home >> Lexus >> 2000 >> GS 400 V8-4.0L (1UZ-FE) >> Repair and Diagnosis >> Sensors and Switches >> Sensors and Switches - Powertrain Management >> Sensors and Switches - Ignition System >> Ignition Switch >> Testing and Inspection >> Symptom Related Diagnostic Procedures

Symptom Related Diagnostic Procedures

TROUBLESHOOTING
This system uses the multiplex communication system, so check diagnosis system of the multiplex communication system before you proceed with troubleshooting.




Ignition Switch:




Key Unlock Warning Switch:
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