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Home >> Lexus >> 2005 >> IS 300 L6-3.0L (2JZ-GE) >> Repair and Diagnosis >> Accessories and Optional Equipment >> Antitheft and Alarm Systems >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Theft Deterrent System >> Symptom Diagnostic Procedures >> Ignition Switch Circuit

Ignition Switch Circuit

Ignition Switch Circuit

CIRCUIT DESCRIPTION
If the ignition switch is turned to the ON position, battery positive voltage is applied to the terminals IG of the ECU. Furthermore, power supplied from the terminals IG of the ECU is used as power for the door courtesy switch, and position switch, etc.

Wiring Diagram:






Step 1 - 2:




INSPECTION PROCEDURE
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