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G549822t7 : CHECK THE ECT SENSOR RETURN CIRCUIT FOR HIGH 1. Key off. 2. Disconnect the ECT sensor connector, C34. 3. Key on, engine off. 4. Measure the resistance between: C34, harness side Battery
Pin 02
Negative terminal
Is the resistance less than 10 ohms? -> Yes GO to Pinpoint Test G549822t8.
-> No GO to Pinpoint Test G549822t4.
G549822t4 : CHECK THE ECT SENSOR RETURN CIRCUIT FOR SHORT CIRCUIT 1. Measure the resistance between: C34, harness side Battery
Pin 02
Positive terminal
Is the resistance geater than 100 Kohms? -> Yes GO to Pinpoint Test G549822t5.
-> No GO to Pinpoint Test G549822t14.
G549822t5 : CHECK THE ECT SENSOR TO ECM RETURN CIRCUIT FOR HIGH 1. Key off. 2. Disconnect the ECM connector, C101. 3. Measure the resistance between: |