Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2012 Ford Taurus AWD V6-3.5L TurboFACTORY OEM SERVICE PROCEDURE
Engine Temperature Sensor: Service and Repair
Cylinder Head Temperature (CHT) Sensor - 3.5L GTDI
1. Remove the Air Cleaner (ACL) outlet pipe and the ACL (Air Cleaner).
2. Position the ACL (Air Cleaner) -to-RH turbocharger intake tube aside. For additional information, refer to Intake Air System Components- Exploded View in Fuel Delivery and Air Induction.
3. Remove the ground wire-to-engine front cover bolt.
4. Disconnect the Cylinder Head Temperature (CHT) sensor electrical connector.
5. Remove and discard the CHT (Cylinder Head Temperature) sensor.
- To install, tighten to 10 Nm (89 lb-in).
6. To install, reverse the removal procedure.
- Do not reuse the CHT (Cylinder Head Temperature) sensor. Install a new sensor.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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