toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 6900 > < Component Tests and General Diagnostics|Page 6898
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  Inspection Procedure / Diagnosis Circuit (2 Of 2)

INSPECTION PROCEDURE

ECU Power Source Circuit

ECU POWER SOURCE CIRCUIT

CIRCUIT DESCRIPTION

The ECU power source supplies power to the actuator and sensors, etc.. When terminal GND and the cruise control ECU case are grounded.

ECU Power Source Circuit

WIRING DIAGRAM

Component Tests and General Diagnostics|Page 6900 > < Component Tests and General Diagnostics|Page 6898