AWD

Fuel Pump (FP) And Sender For Fuel Gauge - Component Overview

Part I







1 - Sender for fuel gauge -G-
- Clipped in at baffle housing in fuel tank
2 - Fuel pump
- Can be replaced only complete with connector flange
- Check Fuel Pump (FP) electrically
- Checking fuel delivery
- Checking residual pressure
3 - Electrical harness connector
- for Fuel Pump (FP) and sender for fuel gauge -G-
- Disengaging, see Fig. 1.
4 - Connector flange
- For Fuel Pump (FP)
- not individually replaceable
- Installation position
5 - Ventilation line
- from fuel pressure regulator in fuel filter
- To disconnect, press release button on connection piece
- Do not bend
- Clipped in on fuel tank
6 - Seal
- to install, place into opening of fuel tank dry
7 - Locking ring
- Use ring nut wrench 3087 to remove and install
- Tighten to 145 Nm
8 - Fuel supply line
- To fuel filter
- To disconnect, press release button on connection piece
- Do not bend
- Clipped in on fuel tank
9 - Union piece
- Clipped in on baffle housing with catches
- To remove, press toward right so that catches disengage and lift upward
10 - Fuel line
- To suction jet pump in baffle housing
11 - Fuel return line
- From connector flange, left side
12 - Fuel delivery line
- From suction jet pump, right side
13 - Baffle housing
- With suction jet pump

Part II







1 - Baffle housing
- With suction jet pump
2 - Union piece
- Clipped in on baffle housing with catches
- To remove, press toward right so that catches disengage and lift upward
3 - Fuel line
- To suction jet pump in baffle housing
4 - Fuel return line
- From connector flange, left side
5 - Fuel return line
- from fuel filter
- To disconnect, press release button on connection piece
- Do not bend
- Clipped in on fuel tank
6 - Seal
- to install, place into opening of fuel tank dry
7 - Locking ring
- Use ring nut wrench 3087 to remove and install
- Tighten to 145 Nm
8 - Electrical harness connector
- for Fuel Level Sensor 2 -G169-
- Disengaging, see Fig. 1.
9 - Connector flange
- only available together with -item 10-
- Installation position
10 - Fuel Level Sensor 2 -G169-
- only available together with -item 9-
11 - Suction jet pump
- With lines
- Different versions, allocation
- Secured on connector flange
12 - Fuel delivery line
- From suction jet pump, right side

Fig. 1 Releasing harness connector







- To disconnect the multi-pin harness connector at Fuel Pump (FP), the harness connector must be released. This can be done by hand or by using a small screwdriver -arrow-.