Operation CHARM
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2003
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Celica GT L4-1.8L (1ZZ-FE)
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Repair and Diagnosis
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Cruise Control
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Testing and Inspection
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Component Tests and General Diagnostics
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Diagnostic Procedures
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ECU Power Source Circuit
ECU Power Source Circuit
CIRCUIT DESCRIPTION
The ECU power source supplies a power to the actuator and the sensors, etc, when terminal GND and the cruise control ECU case are grounded.
Wiring Diagram:
Step 1 - 2:
Step 3:
INSPECTION PROCEDURE