Ford Explorer: Engine System - General Information / General Procedures - Valve Guide Inner Diameter

Ford Explorer 2020-2024 Service Manual / Powertrain / Engine / Engine System - General Information / General Procedures - Valve Guide Inner Diameter

Check

NOTE: Refer to the appropriate Section 303-01 for the specification.

NOTE: Valve guides tend to wear in an hourglass pattern. The ball gauge can be inserted into the combustion chamber side of the valve guide, if necessary.
- Use a ball gauge to determine the inside diameter of the valve guides in 2 directions at the top, middle and bottom of the valve guide.
- Measure the ball gauge with a micrometer.
- If the valve guide is not within specifications, install a new cylinder head assembly.

General Procedures - Spark Plug Inspection

Inspection NOTE: Dropped spark plugs should always be discarded. Unfired An unfired spark plug should appear very clean with a pure nickel finish to the threads and ground strap..

General Procedures - Valve Stem Diameter

Check NOTE: Refer to the appropriate Section 303-01 for the specification. Measure the diameter of each intake and exhaust valve stem at the points shown...

Other information:

Ford Explorer 2020-2024 Service Manual: Diagnosis and Testing - Leakage Inspection

Leak Check Test With the vehicle in NEUTRAL, position it on a hoist. REFER to: Preliminary Inspection (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Diagnosis and Testing). Inspect the gasket and sealing areas for evidence of leakage...

Ford Explorer 2020-2024 Service Manual: Description and Operation - Wireless Accessory Charging Module (WACM) - Overview

The WACM is a 5 watt wireless power transmitter designed to energize a secondary coil found in a secondary device such as a smartphone or in an added accessory such as a wireless charging phone sleeve. The WACM supports wireless charging of the Wireless Power Consortium’s (WPC) Qi (pronounced chee)...