Volkswagen Passat 1995 Official Factory Repair Manual page 425

Fuel supply system
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW...
If fuel pump does not run:
- Remove luggage compartment floor covering.
- Disconnect harness connector from fuel tank
flange.
- Connect VAG 1527B voltage tester to the outer
terminals of the connector using adapter cables
from VW 1594 test kit.
- Operate remote control.
LED must light up
If LED does not light up:
- Check for open circuit using wiring diagram.
If LED lights up (voltage supply OK.):
- Unscrew ring nut with 3217.
- Check whether electrical wires between flange
and fuel pump are connected.
If no open circuit can be found:
- Replace fuel pump.
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