Volkswagen Passat 1995 Official Factory Repair Manual page 679

Fuel supply system components, removing and installing
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- Push hose adaptor VAG 1318/1 onto pressure
gauge adaptor VAG 1318/11 and hold in
measuring container.
- Open pressure gauge shut-off (lever in direction
of flow - position -A-).
- Operate remote control VAG 1348/3A and
slowly close shut-off lever, until the gauge
indicates 4 bar. Leave the shut-off lever in this
position.
- Empty measuring container.
- Operate remote control for 30 seconds.
- Compare amount of fuel delivered with chart at
*)
left. Minimum delivery in cc's per 30 seconds.
**)
Voltage at fuel pump with engine stationary
and pump running (approx. 2 Volts less than
battery Voltage).
If the minimum delivery rate is not attained:
Check for kinked or blocked fuel lines.
If fuel filter is blocked, replace
5 , item 22 .
If fuel pump is faulty, replace
13 .
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