Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2006 Dodge and Ram Sprinter 3500 L5-2.7L DSL TurboFACTORY OEM SERVICE PROCEDURE
Fuel Pressure Sensor/Switch: Service and Repair
REMOVAL
1. Disconnect the negative battery cable.
2. Disconnect the sensor wiring harness connector.
NOTE: Place a shop towel underneath the sensor to capture any fuel spillage.
3. Unscrew the sensor and discard the seal.
INSTALLATION
1. Install the sealing ring onto the sensor and screw the fuel pressure sensor into the fuel rail.
2. Tighten the senor to 60 N.m (44 ft lbs), back it off 90 degrees and retighten to 80 N.m (59 ft lbs).
3. Connect the sensor wiring harness connector.
CAUTION: Care must be taken when installing the engine cover. Assure the proper routing of the fuel injector return fuel hose to the banjo bolt fitting in the left rear corner of the cover. Failure to do so may pinch or damage the hose causing fuel leakage or a driveability concern.
4. (Refer to FUEL SYSTEM - WARNING) Start engine, allow to run for a few minutes, turn the engine off and inspect for leaks
1. Disconnect the negative battery cable.
Fuel Rail Pressure Sensor:
2. Disconnect the sensor wiring harness connector.
NOTE: Place a shop towel underneath the sensor to capture any fuel spillage.
3. Unscrew the sensor and discard the seal.
INSTALLATION
1. Install the sealing ring onto the sensor and screw the fuel pressure sensor into the fuel rail.
2. Tighten the senor to 60 N.m (44 ft lbs), back it off 90 degrees and retighten to 80 N.m (59 ft lbs).
3. Connect the sensor wiring harness connector.
CAUTION: Care must be taken when installing the engine cover. Assure the proper routing of the fuel injector return fuel hose to the banjo bolt fitting in the left rear corner of the cover. Failure to do so may pinch or damage the hose causing fuel leakage or a driveability concern.
4. (Refer to FUEL SYSTEM - WARNING) Start engine, allow to run for a few minutes, turn the engine off and inspect for leaks
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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