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.
2011 Ford Fusion FWD L4-2.5LFACTORY OEM SERVICE PROCEDURE
Crankshaft Position Sensor: Service and Repair
Crankshaft Position (CKP) Sensor
Removal
1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Jacking and Lifting Service and Repair.
2. Remove the 4 screws and position the RH fender splash shield aside.
3. Remove the 6 pin-type retainers and the RH splash shield.
4. Turn the crankshaft clockwise until the hole in the crankshaft pulley is in the 3 o'clock position.
5. Remove the cylinder block plug.
6. NOTE: When the crankshaft contacts the Crankshaft TDC Timing Peg, the No. 1 cylinder will be at Top Dead Center (TDC).
Install the Crankshaft TDC Timing Peg and turn the crankshaft clockwise until the crankshaft contacts the Crankshaft TDC Timing Peg.
7. Disconnect the Crankshaft Position (CKP) sensor electrical connector.
8. Remove the bolts and discard the CKP sensor.
Installation
1. NOTICE: Only hand-tighten the bolt or damage to the front cover can occur.
Install a 6 mm (0.23 in) x 18 mm (0.7 in) standard bolt in the crankshaft pulley.
2. Install the CKP sensor and the 2 bolts.
- Do not tighten the bolts at this time.
3. Adjust the CKP sensor with the Crankshaft Sensor Aligner.
- Tighten the 2 CKP bolts to 7 Nm (62 lb-in).
4. Connect the CKP sensor electrical connector.
5. Remove the 6 mm (0.23 in) bolt from the crankshaft pulley.
6. Install the cylinder block plug.
- Tighten to 20 Nm (177 lb-in).
7. Install the 6 pin-type retainers and the RH splash shield.
8. Install the 4 screws and position the RH fender splash shield aside.
9. Using the scan tool, perform the Misfire Monitor Neutral Profile Correction procedure following the on-screen instructions.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.