Draining the Fuel Injection System

Draining the fuel injection system

Special tools:
981 2270 PUMP TROLLEY 981 2270 Pump Trolley
981 2273 PUMP 981 2273 Pump
981 2282 Tank 981 2282 Tank
999 5480 Adapter 999 5480 Adapter
999 5484 Adapter 999 5484 Adapter

Draining the fuel injection system

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 Adapter 999 5484 Adapter hose / nipple to liquid extractor 981 2270 PUMP TROLLEY 981 2270 Pump Trolley , 981 2273 PUMP 981 2273 Pump and 981 2270 PUMP TROLLEY 981 2270 Pump Trolley. 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 Adapter 999 5480 Adapter 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 Adapter 999 5480 Adapter. Install the protective caps.
Reinstall the splash guard.
Lower the car.
Remove tool 999 5484 Adapter 999 5484 Adapter. 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.