Skoda OCTAVIA MK1 Service Manual page 210

Specified value: 11...15 V
– Switch off ignition.
If the voltage supply is o.k., check signal
–
lines and earth connection
If no voltage is present:
Check the cable connection from contact
3 of the plug to fuse no. 43 for continuity
–
and/or short-circuit to earth, if necessary
repair cable connection
diagrams and Fitting
If fuse and wiring are o.k. but neverthless
–
no voltage is present, check the fuel
pump relay → Chapter.
Check signal line and earth connection on
vehicles 08.97 ►
Connect the test box -V.A.G 1598/22- to
–
the wiring loom of the engine control unit
→ Chapter.
Check wiring between the test box and
– the 4-pin plug for continuity according to
current flow diagram, cable resistance:
max. 1.5 Ω.
Plug of air mass meter G70
– Additionally test all wiring to each other for short-circuit.
Specified value: ∞ Ω
→ Anchor.
→ Current flow
locations.
1
2
Test box - V.A.G 1598/22-
210
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