Engine Control Module: Application and ID

Fuel Injection System

CAUTION!
Even minor contaminations can lead to malfunctions in the fuel injection system. When working on the fuel supply/injection system, pay careful attention to the following rules for cleanliness:

• Thoroughly clean all unions and adjacent areas with engine or brake cleaner and dry before disconnecting.

• Plug open lines and connections immediately with appropriate protective caps.

• Place removed parts on a clean surface and cover. Use lint-free cloths.

• Install clean components: Remove replacement parts immediately prior to installation. Do not use parts that have been stored unpacked (e.g. in tool boxes etc.).

• When the system is open: Do not work with compressed air. Do not move vehicle unless absolutely necessary.

• Separated electrical connectors: Protect from dirt and moisture. Make sure connections are dry when reconnecting.

For all Motronic fuel injection system component locations.

For all Motronic fuel injection system removal/installation procedures and torque specifications.

Check the Technical Bulletins for information that may supersede any information included in this information.

• All manufacturers special tools as well as common tools may contain a manufacturer specific part number. These tools may be substituted with an equivalent aftermarket tool or are available for purchase through VW..

• Manufacturers special tools as well as common tools that contain a manufacturer specific part number may be referenced in the test procedure illustrations showing the tool use or installation. If the manufacturer specific tool is not being used, an equivalent aftermarket tool may be installed in the same manner as the manufacturers special tool.

• The manufacturers test box Test Box 105 Pin (VAG1598/42) is available for purchase or rental..