Transmission Speed Sensor: Service and Repair

2012 Ford Escape 2WD L4-2.5LSECTION Service and Repair



Turbine Shaft Speed (TSS) Sensor





Removal

1. With the vehicle in NEUTRAL, position it on a hoist.

2. Remove the retainers and the LH splash shield.





3. Disconnect the Turbine Shaft Speed (TSS) electrical connector, remove the bolt and the TSS (Turbine Shaft Speed) sensor.





Installation

1. Install the TSS (Turbine Shaft Speed) sensor, the bolt and connect the TSS (Turbine Shaft Speed) electrical connector.
- Tighten to 10 Nm (89 lb-in).






2. Install the LH splash shield and the retainers.





3. Fill the transaxle with clean transmission fluid.

4. Using the scan tool with the engine running, check and make sure that the transmission is at normal operating temperature 85-93°C (185-200°F). Check and adjust the transmission fluid level and check for any leaks. If transmission fluid is needed, add transmission fluid in increments of 0.24L (0.5 pt) until the correct level is achieved.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.