Countershaft Sensor: Service and Repair
Output Shaft (Countershaft) Speed Sensor Replacement1. Make sure you have the customer's radio and navigation anti-theft codes, and write down the XM radio channel presets.
2. Remove the left side engine compartment cover.
3. Make sure the ignition switch is OFF. Remove the battery negative terminal, then remove the battery positive terminal.
4. Remove the battery hold-down bracket, then remove the battery and battery tray.
5. Remove the intake air duct and air cleaner housing.
6. Disconnect output shaft (countershaft) speed sensor connector.
7. Remove the bolt securing the output shaft (countershaft) speed sensor (A) from the transmission housing.
8. Install the new O-ring (B) on the output shaft (countershaft) speed sensor, then install the output shaft (countershaft) speed sensor in the transmission housing. Do not allow dust or foreign particles to enter the transmission.
9. Check for corrosion, dirt, and oil, then connect the connector securely.
10. Install the intake air duct and air cleaner housing.
11. Install the battery tray, battery, and battery hold down bracket, then connect battery terminals.
12. Install the left side engine compartment cover.
13. Enter the radio and navigation anti-theft codes, and set the XM radio channel presets and the clock.