SPECIFICATIONS

Material

General Specifications

Torque Specifications

DESCRIPTION AND OPERATION

Engine Ignition

Component Location

3.7L Ti-VCT

System Operation

REFER to the PC/ED manual section 1 Description and Operation.

Component Description

REFER to the PC/ED manual section 1 Description and Operation.

DIAGNOSIS AND TESTING

Engine Ignition

For PCM DTCs, REFER to Section 303-14 PCM DTC Chart. For driveability symptoms without DTCs, refer to the PC/ED manual, section 3 Symptom Charts.

REMOVAL AND INSTALLATION

Ignition Coil-On-Plug

Material

Removal and Installation

RH side

NOTE: Removal steps in this procedure may contain installation details.

1. NOTE: The upper intake manifold must be removed to access the RH ignition coil-on-plugs.

   Remove the upper intake manifold. For additional information, refer to Section 303-01D.

Both sides

2. NOTE: When removing the ignition coil-on-plugs, a slight twisting motion will break the seal and ease removal.

   NOTE: Before installing the ignition coil-on-plug apply a small amount of dielectric grease to the inside of the ignition coil-on-plug boots.

   • Tighten to 7 Nm (62 lb-in).

3. Inspect the ignition coil-on-plug rubber seals and boots for cracks, rips, or tears. Replace any damaged coil-on-plug rubber seals or boots.

4. To install, reverse the removal procedure.

Spark Plugs

Removal and Installation

NOTE: Removal steps in this procedure may contain installation details.

1. Remove the 6 ignition coil-on-plugs. For additional information, refer to Ignition Coil-On-Plug.

2. NOTICE: Only use hand tools when removing or installing the spark plugs or damage can occur to the cylinder head or spark plug.

   NOTICE: The spark plug procedure must be followed exactly or damage to the cylinder head and spark plug will result.

   NOTICE: 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.

   • Tighten to 15 Nm (133 lb-in).

3. Inspect the spark plugs. For additional information, refer to Section 303-00.

4. To install, reverse the removal procedure.