Fuel Supply System
WARNING: This page is about a different car, the 2014 Volkswagen Beetle and 2013 Volkswagen Beetle. However, it is still accessible from the selected car via links, so may be relevant.
Note the following whenever working on the fuel supply system:
WARNING:
Fuel system is under pressure!
- Always wear protective eyewear and protective clothing to prevent injuries and fuel from coming in contact with your skin.
- Wrap a cloth around the wiring connections before loosening hose connections. Then release pressure by carefully pulling off the line.
CAUTION:
Burn risk due to escaping fuel.
WARNING:
For safety reasons, switch off the current to the fuel pump before opening the fuel system. Otherwise the fuel pump will activated when the driver door is opened.
It is possible to interrupt the current flow by using one of the following possibilities:
- Disconnect the battery.
or
- Remove the fuse for the Fuel Pump Control Module -J538- or for the fuel delivery unit.
or
- Disconnect the connector on the fuel delivery unit flange or on the Fuel Pump Control Module -J538-
CAUTION:
Danger of causing damage to other electronic components when disconnecting the battery.
- Complete the steps for disconnecting the Battery.
Disconnect the battery only when the ignition is turned off. Refer to REMOVAL AND INSTALLATION .
Even a little contamination can lead to faults. When working on the fuel supply and on the fuel injection system, observe the following guidelines for a clean working environment:
- Always clean the connection locations and the area around them with engine or brake cleaner before loosening.
- Always dry the cleaned locations.
- Seal any open lines and connections immediately with suitable caps.
- Place removed parts on a clean surface and cover them. Use a lint-free cloth.
- Install only clean parts: remove the replacement parts from their packaging just before installing them. Do not use parts that have been stored loose (for example, in tool boxes etc.).
- Do not work with compressed air when the system is open.
- Do not move the vehicle if possible.
- Protect the disconnected connectors from dirt and moisture and only connect when they are dry.