Skoda Octavia 1996 Service Manual page 108

20
¡ ¢ £ ¡
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Fuel Supply System
If the fuel pump does not run:
- Unbolt cover (below rear seat).
- Release and unplug 4-pin connector from the
flange in the fuel tank.
K - Connect hand-held multimeter (e.g. V.A.G
1526) with adapter cables (e.g. from V.A.G
1594) to the outer contacts of the connector.
- Operate remote control.
Specification: approx. battery voltage
If the specification is not achieved:
- Determine and rectify open circuit in wiring
according to current flow diagram:
⇒ Current Flow Diagrams, Electrical Fault
Finding and Fitting Locations binder
If the specification is achieved:
- Use MP 1-227 to unscrew union nut.
- Check whether the electric cables are con-
nected between flange and fuel pump; test
for continuity if necessary.
If no open circuit in the wiring can be found:
Fuel pump faulty.
- Replace fuel delivery unit ⇒ page 20-5.
Testing delivery of fuel pump
Special tools, testers and aids required
♦ Remote control V.A.G 1348/3A with adapter
cable V.A.G 1348/3-2
♦ Adapter V.A.G 1318/17
♦ Measuring vessel
OCTAVIA
Edition 05.97
S00.5105.51.20