RAM 3500 Truck 4WD L6-5.9L DSL Turbo VIN 6 (1998)
Fuel Boost Pump / Fuel Transfer Pump: Service and Repair
Fuel Transfer Pump Location
The fuel transfer pump (fuel lift pump) is located on left side of engine, below and rearward of fuel filter.
REMOVAL
1. Disconnect both negative battery cables at both batteries.
2. Thoroughly clean area around transfer pump and fuel lines of any contamination.
3. Remove starter motor. Refer to Starter.
4. Place a drain pan below the pump.
5. Disconnect fuel line quick-connect fitting at fuel supply line at rear of pump.
6. Remove support bracket bolt at top of pump.
7. Remove banjo bolts at front and rear of pump.
8. Disconnect pigtail harness electrical connector from main engine wiring harness.
9. Remove three pump bracket nuts and remove pump from vehicle.
INSTALLATION
1. Install new gaskets to fuel supply line/support bracket and banjo bolt at rear of pump. Install line and banjo bolt to pump. Do not tighten banjo bolt
at this time.
2. Install new gaskets to fuel line and banjo bolt at front of pump.
3. Position 3 pump studs into pump mounting bracket and install 3 nuts. Do not tighten nuts at this time.
4. Install support bracket bolt. Do not tighten bolt at this time.
5. Tighten 3 pump nuts to 12 Nm (9 ft. lbs. torque.
6. Tighten both banjo bolts to 24 Nm (18 ft. lbs.) torque.
7. Tighten support bracket bolt 12 Nm (9 ft. lbs.) torque.
8. Connect pigtail harness electrical connector to main engine wiring harness.
9. Connect fuel line quick-connect fitting to fuel supply line at rear of pump.
10. Install starter motor. Refer to Starter Removal/Installation.
11. Connect both negative battery cables at both batteries.
12. Bleed air at fuel supply line at side of fuel injection pump. Refer to the Air Bleed Procedure.
13. Start engine and check for leaks.
