Fuel Filter: Locations

Connection Diagram For Fuel Hoses In Engine Compartment

NOTE:
- Cylinder bank 1 is located in direction of travel, right.
- Cylinder bank 2 is located in direction of travel, left.







1 Return line
- to fuel tank
- blue or with blue marking
- check for secure seating
2 Supply line
- From fuel tank
- White or white marking
- check for secure seating
3 Fuel rail
- for cylinder bank 2
4 Cooling unit
5 Test connection
- for cylinder bank 1
- Tighten sealing plug to 27 Nm.
- not available on all vehicles
6 Fuel rail
- for cylinder bank 1
7 Tandem pump
- With vacuum pump
- for cylinder bank 1
8 Fuel Temperature Sensor -G81-*
- for cylinder bank 1
- Checking. Refer to Fuel Temperature Sensor, Checking. Testing and Inspection
9 Fuel filter
10 Fuel Pump (FP)
- for cylinder bank 2
11 Fuel Temperature Sensor 2-G248-*
- for cylinder bank 2
- Checking. Refer to Fuel Temperature Sensor, Checking. Testing and Inspection
12 Test connection
- for cylinder bank 2
- Tighten sealing plug to 27 Nm.
- not available on all vehicles.