Component Testing
WARNING: This page is about a different car, the 2008 Suzuki Swift +, 2008 Pontiac Wave, and 2008 Chevrolet Aveo. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition OFF, disconnect the harness connector at the ECT sensor.
- Test the ECT sensor by varying the sensor temperature while monitoring the sensor resistance. Compare the readings with the table and verify that the resistance is within 5 percent of the specification.
- If not within the specified range, replace the ECT sensor.
IMPORTANT:
A thermometer can be used to the used to test the sensor off the vehicle.