RAM 2500 Truck 4WD L6-5.9L DSL Turbo VIN 6 (1999)
Fuel Injector: Service and Repair
Fuel Injector Location
The fuel injectors are located in the top of the cylinder head between the intake/exhaust valves.
REMOVAL
CAUTION: Refer to Cleaning Fuel System Parts.
1. Disconnect both negative battery cables from both batteries. Cover and isolate ends of cables.
Fuel Injector Connections
Each fuel injector is connected to each high-pressure fuel line with a steel connector tube. This steel connector is positioned into cylinder head and
sealed with an O-ring. The connectors are connected to high-pressure fuel lines with fittings.
2. If injector at #1 or #2 cylinder is being removed, intake manifold air heater assembly must be removed. Refer to Intake Manifold Air Heater
Removal/Installation.
3. If injector at #5 cylinder is being removed, remove engine lifting bracket (2 bolts).
4. Thoroughly clean area around injector and injector high-pressure lines before removal.
5. Remove necessary high-pressure fuel lines. Refer to High-Pressure Fuel Lines Removal/installation. Do not bend any high-pressure fuel line to
gain access to fuel injector. Cover or cap any open fuel connections.
6. Remove valve cover.
