RAM 2500 Truck 2WD V10-8.0L VIN W (2003)
Ignition Relay: Description and Operation
IGNITION CONTROL
The ignition system is controlled by the Powertrain Control Module (PCM) on all engines.
This engine is equipped with 2 remote coil packs. Conventional spark plug cables are used with this engine. This engine will not use a conventional
distributor
The ignition coils are individually fired, but each coil is a dual output. Refer to Ignition Coil for additional information.
Knock sensors are not used with this engine. The ignition system consists of:
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10 Spark Plugs
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2 Ignition Coil packs containing 10 individual coils
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10 Secondary Ignition Cables
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Powertrain Control Module (PCM)
Also to be considered part of the ignition system are certain inputs from the Crankshaft Position, Camshaft Position, Throttle Position and MAP
Sensors.
