Engine Ignition System - 3.5L-TI-VCT: Removal & Installation Ford Explorer V

Removal

1. Remove the 6 ignition coil-on-plugs. REFER to «Ignition Coil-On-Plug - LH»(ref-517572-S02684274412012121200000) and/or REFER to «Ignition Coil-On-Plug - RH»(ref-517572-S33617097632012121200000) .
2. NOTE: Only use hand tools when removing or installing the spark plugs or damage can occur to the cylinder head or spark plug. NOTE: The spark plug procedure must be followed exactly or damage to the cylinder head and spark plug will result. NOTE: Do not remove the spark plugs when the engine is hot or cold soaked. Spark plug thread or cylinder head damage can occur. Make sure the engine is warm (hand touch after cooling down) prior to spark plug removal. NOTE: Use compressed air to remove any foreign material in the spark plug well before removing the spark plugs. Remove the 6 spark plugs.
3. Inspect the spark plugs. REFER to «SPARK PLUG INSPECTION»(ref-517560-S38228651222012121200000) .

Scheme 6

1. Adjust the spark plug gap as necessary. 1.25 mm (0.0492 in) - 1.35 mm (0.0531 in).
2. NOTE: Only use hand tools when removing or installing the spark plugs or damage can occur to the cylinder head or spark plug. NOTE: The spark plug procedure must be followed exactly or damage to the cylinder head and spark plug will result. Install the 6 spark plugs. Tighten to 15 Nm (133 lb-in).
3. Install the 6 ignition coil-on-plugs. REFER to «Ignition Coil-On-Plug - LH»(ref-517572-S02684274412012121200000) and/or REFER to «Ignition Coil-On-Plug - RH»(ref-517572-S33617097632012121200000) .

1. NOTE: Use compressed air to remove any foreign material from the ignition coil-on-plugs and surrounding area before removing the ignition coil-on-plugs. Disconnect the 3 LH ignition coil-on-plug electrical connectors.
2. Remove the 3 LH ignition coil-on-plug bolts.
3. Remove the 3 LH ignition coil-on-plugs.
4. NOTE: When removing the ignition coil-on-plugs, a slight twisting motion will break the seal and ease removal. Remove the LH ignition coil-on-plugs.

Scheme 7

1. Inspect the ignition coil-on-plug seals for rips, nicks or tears. Remove and discard any damaged ignition coil-on-plug seals. To install, slide the new ignition coil-on-plug seal onto the ignition coil-on-plug until it is fully seated at the top of the coil-on-plug.
2. NOTE: Apply a small amount of silicone brake caliper grease and dielectric compound to the inside of the ignition coil-on-plug boots before installation. Install the LH ignition coil-on-plugs.
3. Install the 3 LH ignition coil-on-plugs.
4. Install the 3 LH ignition coil-on-plug bolts. Tighten to 7 Nm (62 lb-in).
5. Connect the 3 LH ignition coil-on-plug electrical connectors.

1. NOTE: The upper intake manifold must be removed to access the RH ignition coil-on-plugs. Remove the upper intake manifold. REFER to «UPPER INTAKE MANIFOLD»(ref-517529-S22961944122012121200000)
2. NOTE: Use compressed air to remove any foreign material from the ignition coil-on-plugs and surrounding area before removing the ignition coil-on-plugs. Disconnect the 3 RH ignition coil-on-plug electrical connectors.
3. Remove the 3 RH ignition coil-on-plug bolts.
4. NOTE: When removing the ignition coil-on-plugs, a slight twisting motion will break the seal and ease removal. Remove the 3 RH ignition coil-on-plugs.

Installation

1. Inspect the ignition coil-on-plug seals for rips, nicks or tears. Remove and discard any damaged ignition coil-on-plug seals. To install, slide the new ignition coil-on-plug seal onto the ignition coil-on-plug until it is fully seated at the top of the coil-on-plug.
2. NOTE: Apply a small amount of silicone brake caliper grease and dielectric compound to the inside of the ignition coil-on-plug boots before installation. Install the 3 RH ignition coil-on-plugs.
3. Install the 3 RH ignition coil-on-plug bolts. Tighten to 7 Nm (62 lb-in).
4. Connect the 3 RH ignition coil-on-plug electrical connectors.
5. Install the upper intake manifold. For additional information, REFER to «UPPER INTAKE MANIFOLD»(ref-517529-S22961944122012121200000) .