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Home >> Jeep >> 2014 >> Compass Limited, AWD, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 280 (Fuel System - MK) >> Fuel Delivery, Gas >> Module, Fuel Pump >> Removal >> All Wheel Drive >> Main Fuel Pump Module
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Main Fuel Pump Module

WARNING: This page is about a different car, the 2017 Jeep Patriot and 2017 Jeep Compass. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:

Risk of injury to eyes and skin from contact with fuel. Wear protective clothing and eye protection. Risk of poisoning from inhaling and swallowing fuel. Pour fuel only into appropriately marked and approved containers. Failure to follow these instructions may result in possible serious or fatal injury.

WARNING:

The fuel system is under constant high pressure even with engine OFF. Until the fuel pressure has been properly released from the system, do not attempt to open the fuel system. Do not smoke or use open flames/sparks when servicing the fuel system. Make sure the area in which the vehicle is being serviced is in a well ventilated area. Failure to comply may result in serious or fatal injury.

NOTE:

It is necessary to remove both the main and auxiliary fuel pump modules to remove and install the pump transfer tube. 

  1. Perform the fuel system pressure release procedure. Refer to the FUEL SYSTEM PRESSURE RELEASE PROCEDURE  .
  2. Disconnect and isolate the negative battery cable.
  3. Remove the rear seat cushion cover. Refer to COVER, SEAT CUSHION, REAR, REMOVAL .
    GC0084307Courtesy of CHRYSLER GROUP, LLC
  4. Remove the main fuel pump module access cover.
    GC0098873Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    The main fuel pump module has to be properly located in the fuel tank for the fuel level gauge to work properly.

  5. Disconnect the electrical connector (2) from the main fuel pump module (1).
  6. Disconnect the fuel line (3) from the main fuel pump module.
  7. Mark the main fuel pump module orientation (4).
    GC0084311Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    Prior to removing the main fuel pump module, use compressed air to remove any accumulated dirt and debris from around fuel tank opening.

  8. Position the lock-ring remover/installer (special tool #9340, SAE Fuel Pump Lock Ring Wrench) into the notches on the outside edge of the lock-ring.
  9. Install a 1/2 inch drive breaker bar into the lock-ring remover/installer.
  10. Rotate the breaker bar counterclockwise and remove the lock-ring.
    GC0084313Courtesy of CHRYSLER GROUP, LLC
    WARNING:

    The fuel pump module reservoir does not empty out when the tank is drained. The fuel in the reservoir will spill out when the module is removed.

    11. NOTE:

    Do not spill fuel into the interior of the vehicle.

  11. Raise the main fuel pump module out of fuel tank using caution not spill fuel inside the vehicle.
    GC0084314Courtesy of CHRYSLER GROUP, LLC
  12. Tip the main fuel pump module and drain enough fuel from the main fuel pump module reservoir to gain access to the transfer tube without spilling fuel into the interior of the vehicle.
    GC0084315Courtesy of CHRYSLER GROUP, LLC
  13. Disconnect the fuel transfer tube from the main fuel pump module.
    GC0084316Courtesy of CHRYSLER GROUP, LLC
  14. Remove the main fuel pump module from the fuel tank using caution not to bend the float arm.
    GC0084314Courtesy of CHRYSLER GROUP, LLC
  15. Tip the main fuel pump module on its side to drain all remaining fuel from reservoir.
    GC0083171Courtesy of CHRYSLER GROUP, LLC
  16. Remove and discard the rubber O-ring seal.
    GC0158307Courtesy of CHRYSLER GROUP, LLC
  17. Pull the transfer tube (2) from the main fuel pump module opening. Inspect the tube and each quick connect (1) for twists, cracks, distorted portions, stress marks, split O-rings, proper function of the quick connects, etc

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