Volkswagen Passat 1995 Official Factory Repair Manual page 1222

Fuel supply system components, removing and installing
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- Operate remote control. Slowly close shut-off
valve until on pressure gauge 3 bar positive
pressure is indicated. Do not change position of
shut-off valve any more.
- Empty measuring container.
- Delivery rate of Fuel Pump (FP) is dependent on
battery voltage. Therefore, connect multimeter to
vehicle battery using adapter cables.
- Operate remote control for 3 seconds long.
- Compare fuel quantity pumped with specified
value.
*)
Minimum delivery rate cm
**)
Voltage at Fuel Pump (FP) with engine off and
pump running (approx. 2 volts less than battery
voltage).
Read-out example:
During test, a voltage of 12.5 volts is measured at
battery. Since the voltage at the pump is approx. 2
volts less than battery voltage, there is a minimum
delivery rate of 530 cm
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/30 s
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6/12/2004