Transmission Temperature Sensor/Switch: Service and Repair

ATF Temperature Sensor Replacement
1. 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. Disconnect the battery negative terminal, then disconnect 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. Remove the transmission upper mount bracket (A) and bracket plate (B).
7. Raise the vehicle on a lift.





8. Remove the transmission under cover.





9. Remove the splash shield.





10. Remove the drain plug (A), and drain the Automatic Transmission Fluid (ATF).
11. Reinstall the drain plug with the new sealing washer (B).





12. Remove the transmission lower mount nuts.





13. Lift the transmission up using a transmission jack to create clearance between the transmission and front subframe.
14. Remove the transmission lower front mount.





15. Disconnect the ATF temperature sensor connector (A), and remove it from the bracket.
16. Remove the three bolts securing the ATF temperature sensor/harness, then remove the ATF temperature sensor (B).
17. Install the new O-ring (C) on the new ATF temperature sensor, then install the sensor.
18. Install the ATF temperature sensor harness (D) with the bolts.
19. Check the connector for corrosion, dirt, and oil, then connect the connector securely.
20. Install the transmission lower front mount.
21. Lower the transmission onto the front subframe.
22. Install the transmission lower mount nuts.
23. Install the splash shield and transmission under cover.
24. Lower the vehicle.
25. Install the transmission upper mount bracket, bracket plate, and remove the transmission jack.
26. Refill the transmission with ATF.
27. Install the air cleaner housing and intake air duct.
28. Install the left side engine compartment cover.
29. Enter the radio and navigation anti-theft codes, and set the XM radio channel presets and the clock.