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2002
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Echo L4-1.5L (1NZ-FE)
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Timing Components
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Variable Valve Timing
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Variable Valve Timing Actuator
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Testing and Inspection
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Inspection
Inspection
INSPECT CAMSHAFT TIMING OIL CONTROL VALVE OPERATION
Connect positive (+) lead from the battery to terminal 1 and negative (-) lead to terminal 2, and check the movement of the valve.
If operation is not as specified, replace the valve.