Fuel Pump Control Unit: Service and Repair

Control module fuel pump (FP), replacing



Note! Some variation in the illustrations may occur, but the essential information is always correct.






Removal





Vehicles with fuel pump module located on fuel tank




Open Luggage Compartment Lid/tailgate

Remove:
- luggage compartment mat/floor hatches
- backseat's seat cushion
- right side upholstery Refer to: Upholstery, side cushion, replacing Upholstery, Side Cushion, Replacing
Remove the right part of the backrest
Use new bolt, 1 pc. M10.
Tighten with 50 Nm.




Remove bracket for child seat from the floor.
Use new bolt and nut.
1 pc. M10, tighten with 50 Nm.
1 pc. M12, tighten with 80 Nm.

Move aside the insulating mat.




Remove the right floor hatch over fuel tank.





Disconnect:
- cable harness' connectors by wheel housing/sill and fuel pump
- cable from brackets




Cut off the cable harness as shown. This is done to make it easier to remove the cable harness.
Remove the remaining part of the cable harness with connector.




Raise the car

Remove:
- the connector from the control unit
- control module from the vehicle
- cable harness from its brackets
- cable harness from the vehicle
Check that the fuel line is located in its clamps.

Vehicles with fuel pump module located in the spare wheel well's right trailing edge





Remove:
- the luggage compartment mat/floor hatches so that the spare wheel well can be released
- the connector from the control unit
- the control module from Velcro fastener

Installation

Vehicles with fuel pump module originally located on fuel tank
Replace the rear cable harness with a new one.
On the new cable harness there is an integrated connection to the control module.

Use: Cable harness S60 and S60R MY2005, 30773828

Use: Cable harness S60R MY 2004, 30773260

Use: Cable harness V70 and V70R MY2005, 30773833

Use: Cable harness V70R MY2004, 30773261




Plug in the connector by the sill and the fuel pump.
Place the cable harness in the seal ring's slot and in the brackets on the body.
Install the floor hatch and tighten with 6 Nm.
Check carefully that the seal is in place when the hatch is installed.




The control module shall be placed in the spare wheel well's rear part on the right side, between the two markings and below the bead of sealing compound.

Use: Control module, 30769225

Remove the protective tape from the self-adhesive Velcro fastener and install the control module.
Plug in the cable's connector from the cable harness to the control module.

To install, reverse the removal procedure.

Vehicles with fuel pump module originally located in spare wheel well's right trailing edge





Install:
- new control module
- the connector to the control module
- luggage compartment mat/floor hatches