Operation CHARM: Car repair manuals for everyone.

Engine Temperature Sensor: Service and Repair

CYLINDER HEAD TEMPERATURE (CHT) SENSOR

REMOVAL
1. Raise and support the vehicle on a hoist.







2. Disconnect the right and left heated oxygen sensors (HO2S).







3. Remove the right and left catalytic converter-to-exhaust manifold mounting nuts and lower the catalytic converters.







4. Disconnect the cylinder head temperature (CHT) sensor electrical connector.







5. NOTE: The CHT sensor is located at the back of the right side cylinder head.

Remove the CHT sensor.

INSTALLATION
1. To install, reverse the removal procedure.