Draning the Fuel Injection System

Draining The Fuel Injection System

Special Tools: 981 2270, 981 2273, 981 2282, 999 5480, 999 5484

Removing the covers







- Turbocharged engines: remove the throttle body (TB) cover.
- The fuel rail cover.
- The protective cap for the nipple.

Draining the fuel injection system

NOTE: Ensure that ventilation is good.







- Connect tool 999 5484 hose/nipple to liquid extractor 981 2270, 981 2273 and 981 2282. Start the drain pump.
- Connect the adapter to the valve on the fuel rail in restricted position (illustration 1: valve closed).
- Unsecure the adapter (illustration 2: valve open).

Install special tool 999 5480
Raise the car.

Remove:







- The protection on the left fuel filter.
- The cap over the nipple.
- Connect tool 999 5480 to the valve upstream of the fuel filter.
- It takes approximately 2 minutes to drain the system.

Removing the special tools
Remove the tool: 999 5480. Install the protective caps.
Reinstall the splash guard.
Lower the car.







Remove tool 999 5484. Install the protective caps.
Check for leaks.

NOTE: Do not forget to replace the protective caps on the nipples.

Install the cover over the fuel rail.
Turbocharged engines: Install the throttle body (TB) cover.