Remove Fuel Tank
WARNING:
Toxic substances
- Danger of poisoning or suffocation
- Danger of burns to the eyes and skin
- → Ventilate the work area well.
- → Never ingest or inhale.
- → Read specific information on the Hazard Sheet.
- → Wear personal protective gear.
- → Do not smoke, eat or drink in the work area.
WARNING:
Highly inflammable or explosive materials
- Danger of fire or explosion
- → Avoid contact with hot parts or sources of ignition.
- → Use suction to remove ignitable vapours.
- → Attach warning sign in a clearly visible position.
- → Contain leaked media using non-flammable absorbent material and put it in a container designed for this purpose for disposal in accordance with local requirements.
- → Secure collection containers/vessels to prevent them from tipping over.
CAUTION:
Risk of damaging fuel lines!
- Lines can become kinked or can crack.
- → Never leave the carbon canister hanging freely on the lines.
- → A second person must hold the carbon canister during removal.
Information
- Soak up escaping fuel using suitable aids.
- Dispose of cloths and other items that have absorbed fuel in accordance with the applicable national laws.
- The fuel system must be depressurised before starting work on it.
- Only work on the fuel system in well-ventilated rooms.
- Any seals that were removed must always be replaced.
- Never use sealant containing silicone or silicone spray when the injection system is open. Traces of silicone drawn in by the engine are not combusted and damage the oxygen sensors.
- Remove heat shields -2 and 4-
.
Centre rear and right heat shields
- 1.1 Unscrew nuts -1- and remove centre rear heat shield -2- .
- 1.2 Unscrew nut -3- and remove right heat shield -4- .
- Unscrew screws -1-
and remove heat shield on fuel tank -2-
in -direction of arrow-
.
Heat shield on fuel tank
- Fold protective mat -1-
aside and open fuel pump cover -2-
.
Fuel pump cover
- Disconnect connections on fuel pump -2-
Fuel pump connections
- 4.1 Release and disconnect electric plug connections -2 and 3- .
- 4.2 Lift line bracket -4- out of the guide and set it aside.
- 4.3 Release fuel lines -5 and 6- , disconnect them and set them aside.
- Loosen tank filler neck -2-
.
Tank filler neck
- 5.1 Screw off the cap.
- 5.2 Unscrew screws for tank filler neck holder -1- in the wheel housing.
- 5.3 Pull tank filler neck -2- out of the rubber sleeve -3- .
- Support the fuel tank using the > VAS 6832 - Master Gear unit elevating platform or the > VAS 6931 - transmission and engine jack .
- Loosen fuel tank -1-
from the body.
Fuel tank on body
- 7.1 Unscrew screws securing stone guard -2- to the body.
- 7.2 Unscrew screws securing fuel tank to the body -3- .
- 7.3 Lower the fuel tank -1- slightly and secure it to prevent it from falling down.
- Release and disconnect supply line -1-
on the under body at the right.
Supply line
- 8.1 If auxiliary heater is installed:
Loosen auxiliary heater pump -2- from holder -3- and release and disconnect line -4- .
- 8.1 If auxiliary heater is installed:
- Disconnect carbon canister line -1-
.
Carbon canister line
- 9.1 Loosen line for carbon canister -1- at the fuel tank -2- and underbody from the holders -Arrows- .
- 9.2 Release and disconnect line -1- at the carbon canister -3- .