BMW 7 Series (F01/F02) 2008-2015 Service Manual / Fuel Supply System / Fuel Pump With Drive And Line
BMW 7 Series: Fuel Pump With Drive And Line
- Check Fuel Pressure
- Checking Fuel Delivery Pressure (N20, N53, N54, N55, N63, N74)
- Notes Regarding The Fuel Pressure Test (Reference Pressure: Surrounding Area)
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Check Fuel Pressure
Necessary preliminary work:
Connect BMW diagnosis system.
IMPORTANT: Lines are under pressure!
Wear protective goggles and gloves.
Fuel can emerge spontaneously at high velocity when the fuel line is
Checking Fuel Delivery Pressure (N20, N53, N54, N55, N63, N74)
Necessary preliminary work:
Connect BMW diagnosis system.
IMPORTANT: Lines are under pressure!
Wear protective goggles and gloves.
Fuel can emerge spontaneously at high velocity when the fuel line is
Notes Regarding The Fuel Pressure Test (Reference Pressure:
Surrounding Area)
The characteristic of this version with ambient pressure:
The connection for the vacuum hose of the fuel pressure regulator is located
between the throttle and the air
cleaner or on the air cleaner.
SEE MORE:
Replacing Vacuum Hose For Brake Booster
IMPORTANT: Before beginning work, fully press the brake pedal several
times to reduce the
vacuum pressure in the brake booster. This makes it easier to remove the
vacuum hose.
Vacuum hose and non-return valve are welded together and are replaced
together as a single unit.
Necessary preliminary tas
Replacing Shaft Seal For Drive Flange On Rear Differential
(Inserted Propeller Shaft)
Notes
IMPORTANT: Use only APPROVED OILS.
Failure to comply with this instruction will result in serious damage to the
rear
axle final drive!
Necessary preliminary tasks
Remove THREE-HOLE FLANGE
Remove retaining clip (1) and insert nut (2) with diaphragm seal.
Fig. 54: Identifying Retaining Cli
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