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.
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HOMESERVICE MANUALSMERCURY2010MARINER HYBRID, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 657 (AUTOMATIC TRANSAXLE/TRANSMISSION - FNR5)IN-VEHICLE REPAIROUTPUT SHAFT SPEED (OSS) SENSORINSTALLATION
2010 Mercury Mariner Hybrid, AWD
Output Shaft Speed (OSS) Sensor: Installation
2010 Mercury Mariner Hybrid, AWDSECTION Installation
WARNING: This page is about a different car, the 2006 Mercury Milan and 2006 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
- Install the OSS sensor.
- Tighten to 10 Nm (89 lb-in).
- Connect the electrical connector.
- Check the transmission fluid level and add automatic transmission fluid as necessary.
- Start the engine and move the transaxle range selector lever through all gear positions.
NOTE:
Apply a light coat of petroleum jelly to the O-ring before installation.
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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.