Service & Repair Manual

24-38
Checking voltage supply
Test requirements:
Fuel Pump (FP) OK, checking Page 24-
49 .
Fuse for fuel injectors OK
Electrical Wiring Diagrams, Troubleshooting &
Component Locations binder
- Disconnect harness connector at the fuel
injector to be tested.
If LED does not light up:
- Connect VAG1527B voltage tester as follows:
Harness connector
Terminal
Measure to
1 Engine Ground (GND)
- Switch ignition on.
LED must light up.
Pa
g
e 45 of 78Motronic in
j
ection s
y
stem, servicin
g
11/23/2002htt
p
://127.0.0.1:8080/audi/servlet/Dis
p
la
y
?action=Goto&t
yp
e=re
p
air&id=AUDI.B5.FU05.24.1