Output Shaft (Countershaft) Speed Sensor Replacement
Output Shaft (Countershaft) Speed Sensor Replacement1. Get the audio and navigation anti-theft codes, and write down the audio presets.
2. Disconnect the negative cable from the battery, then disconnect the positive cable from the battery.
3. Unbolt the under-hood fuse/relay box.
4. Reposition the under-hood fuse/relay box to gain access to the output shaft (countershaft) speed sensor.
5. Remove the battery hold-down bracket, then remove the battery cover, battery, and battery tray.
6. Loosen the two bolts securing the battery base from under the vehicle, and remove the two bolts securing the battery base in the engine compartment, then remove the battery base.
7. Disconnect output shaft (countershaft) speed sensor connector.
8. Remove the bolt securing the output shaft (countershaft) speed sensor (A) from the transmission housing.
9. 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.
10. Check for rust, dirt, or oil, then connect the connector securely.
11. Install the battery base and battery, then connect the battery terminals.
12. Clean the battery posts and cable terminals with sandpaper, then assemble them and apply grease to prevent corrosion.
13. Enter the audio and navigation anti-theft codes, then enter the presets, and set the clock.
14. Do the power window control unit reset procedure.