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Home >> Toyota >> 2003 >> Highlander 2WD L4-2.4L (2AZ-FE) >> Repair and Diagnosis >> Accessories and Optional Equipment >> Antitheft and Alarm Systems >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Engine Immobilizer System >> ECU Power Source Circuit

ECU Power Source Circuit

CIRCUIT DESCRIPTION

This circuit provides power to operate the transponder key amplifier.

Wiring Diagram:






Step 1:




Step 2 - 3:




INSPECTION PROCEDURE
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