Component Tests and General Diagnostics

CAMSHAFT POSITION SENSOR
Inspection




1. Remove the camshaft position sensor.
2. Disconnect the camshaft position sensor connector.
3. Remove the engine control module (ECM).




4. Connect the special service tools (SST)s to the ECM.
5. Turn the ignition switch to ON.
6. Measure the ECM terminal 4F voltage by using a voltmeter.




7. Rotate the camshaft position sensor shaft by hand and check the output signal.







8. If not as specified, inspect harness and connector between camshaft position sensor and ECM terminal.
9. If harness and connector are OK, replace the camshaft position sensor.