heater AUDI A4 1999 B5 / 1.G AFC Engine Fuel Injectors Checking Workshop Manual

24-29


Fuel injectors, checking

CAUTION!

Fire hazard! Do not smoke, work near heaters
or open flame, or have anything in the area
that could ignite fuel.

Checking resistance

- Disconnect harness connector from fuel injector
to be checked.

Checking voltage supply
Repair Manual, 2.8 Liter V6 2V Engine Mechanical, Engine Code(s): AFC, Repair Group 20
- Measure fuel injector resistance using multimeter (Fluke 83 or
equivalent).
Specified value:

Bosch: 15.0 to 17.0

Siemens: 13.5 to 14.5
- Replace any fuel injector for which resistance measurement does not
fall within specified value.
Fuel pump relay OK page 24
-24

Fuel pump OK:
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