Fuel Drain - BMW M2 CS RACING 2020 Driver Manual

5.2. FUEL SUPPLY.
5.2.2.

FUEL DRAIN.

Drain Pipe
with internal orifice
(use only these)
Disconnect this plug if pumps need
to be switched off, while ignition is
on. Risk of fire or explosion! Avoid contact with hot parts or
ignition sources. Collect flammable fumes.
BMW M2 CS RACING 2020 I DRIVER MANUAL I BMW M MOTORSPORT I V02 I AUGUST 2023
Drain Valve
Description
Krontec Quick Release with wire
(Dry Break)
Drain Pipe
DANGER
Fuel drain:
To drain the fuel tank, a drain valve in the engine compartment is installed near the bulkhead
(see figure). To start the process, enter the Service Mode (SEPP Mode):
This mode can only be activated when the engine is not running.
To enter the SEPP Mode push and hold the DSC and FDS switches at the switch panel
simultaneously in the up position for 2 seconds until all buttons start flashing.
To start and stop draining, press the Fuel button accordingly on the switch panel to start and
stop the fuel pumps.
To exit the SEPP Mode press the HAZARD button.
DSC/FDS
If possible, never run the fuel pumps dry! (Risk of damage to the fuel pumps!)
only be stored in suitable containers!
the tank.
After refilling (or when fuel run out), it may happen that there is no rail pressure and the engine
goes directly into limp mode. There is no alarm message for this.
Part-No. For this reason, it is recommended to do the following:
▪ After fuel drain or when fuel run out → stop the fuel pumps a.s.a.p.
▪ Refuel the car.
1612 8431388
▪ Drain again until fuel comes out of the drain pipe → then disconnect the drain pipe.
▪ Start engine till engine runs fine → then stop the engine.
1612 8416984
▪ Power cycle.
▪ Start engine again → do a multi turn.
FUEL HAZARD
Always have the fire extinguisher ready when you drain
Repair and maintenance work on the vehicle only
with appropriate protective clothing.
The fuel must
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