RAM 3500 Truck 2WD L6-5.9L DSL Turbo VIN 7 (2002)
Engine Control Module: Description and Operation
Engine Control Module (ECM)
Fig. 14 Engine Control Module (ECM) Location
Fig. 15 Fuel Injection Pump Control Module (FPCM) Location
ENGINE CONTROL MODULE (ECM) - DIESEL ENGINES
The ECM is bolted to the left side of the engine behind the fuel filter. It is a separate component and can be serviced. The FPCM is internal to the fuel
injection pump and cannot be serviced.