Ford Fusion: Engine System - General Information / Piston Inspection. General Procedures

Ford Fusion 2013–2020 Service Manual / Powertrain / Engine / Engine System - General Information / Piston Inspection. General Procedures

Inspection

NOTE: Do not use a caustic cleaning solution or a wire brush to clean the pistons or damage can occur.
Clean and inspect the (1) ring lands, (2) pin bosses, (3) skirts and the (4) tops of the pistons. If wear marks, scores or glazing is found on the piston skirt, check for a bent or twisted connecting rod.

NOTE: Make sure the oil ring holes are clean.
Using a Piston Ring Groove Scraper, clean the piston ring grooves.

Exhaust Manifold Cleaning and Inspection. General Procedures

Special Tool(s) / General Equipment Feeler Gauge Cleaning Clean the exhaust manifold using a suitable solvent. Use a plastic scraping tool to clean the gasket sealing surfaces...

Piston Ring End Gap. General Procedures

Special Tool(s) / General Equipment Feeler Gauge Check NOTE: Refer to the appropriate Section 303-01 for the specification. NOTE: Use care when fitting piston rings to avoid possible damage to the piston ring or the cylinder bore...

Other information:

Ford Fusion 2013–2020 Service Manual: Telematics Control Unit (TCU) Module Antenna. Removal and Installation

Removal NOTE: Removal steps in this procedure may contain installation details. Remove the parcel shelf. Refer to: Parcel Shelf (501-05 Interior Trim and Ornamentation, Removal and Installation). Remove the screw, disconnect the antenna cable connector and remove the TCU antenna...

Ford Fusion 2013–2020 Service Manual: Cylinder Bore Taper. General Procedures

Check NOTE: Refer to the appropriate Section 303-01 for the specification. Measure the cylinder bore at the top, middle and bottom of piston ring travel in 2 directions as indicated. Verify the cylinder bore is within the wear limit. The difference indicates the cylinder bore taper...

Power Door Locks

The power door lock control is on the driver and front passenger door panels.

Ford Fusion. Power Door Locks

Unlock. Lock.