Diesel Data
: Automotive Repair
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2004
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Celica L4-1.8L (1ZZ-FE)
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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