Ignition Control Module: Service and Repair

REMOVAL
1. Disconnect the negative battery cable.
2. Disconnect the Direct Ignition System (DIS) electrical connectors.
3. Disconnect the spark plug wires. (Note proper relationship of wires to coils).
4. Remove the DIS assembly to the block bolts (3).
5. Remove the DIS assembly from the engine.

INSTALLATION
1. Install the DIS assembly to engine and torque bolts to 25 Nm (19 lb ft.).
2. Connect the spark plug wires to proper coils.
3. Connect the DIS electrical connectors.
4. Connect the negative battery cable.

NOTE: The Electronic Control Module (ECM) will need to relearn the Idle Air Control (IAC) valve pintle position following battery reconnection. This procedure allows the ECM memory to be updated and provides for a stable idle speed.

Idle Learn Procedure
1. Install the Tech 1 "SCAN" tool.
2. Ignition "ON" engine "OFF".
3. Select the "IAC SYSTEM", then "IDLE LEARN" in the "MISC. TEST" mode.
4. Proceed with the idle learn as directed by the Tech 1 "SCAN" tool.