24-35
Checking fuel injector delivery quantity
CAUTION!
Fire hazard! Do not smoke, work near heaters
or open flame, or have anything in the area
that could ignite fuel.
- Insert fuel injector to be tested into calibrated measuring container from
1602 fuel analyzer kit.
- Connect one terminal of each fuel injector being tested to engine
Ground (GND) using jumper wire from connector test kit VW 1594.
- Connect remaining fuel injector terminal to B+ using remote control
VAG 1348/3A, adapter wire VAG 1248/3-2 and jumper wire from
connector test kit VW 1594.
- Use scan tool "Output Diagnostic Test Mode" function 03 to trigger fuel
pump relay -J17- Repair Group 01. - Operate remote control VAG 1348/3A for 30 seconds.
Pa
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jector leak testin
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11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU01.24.7
24-36
CAUTION!
Fire Hazard. Do NOT smoke or have anything
in area that can ignite fuel.
- After each 30 second fuel injector fill, place
measuring container on level surface (to
facilitate accurate reading) and record fuel
quantity delivered.
Specified value (each fuel injector): 85-110 ml
(2.9-3.7 oz.)
If the measured quantity for one or more fuel
injectors is under or over the specified value:
- Replace faulty fuel injector(s).
If the measured values for all of the fuel injectors
(as a set) are under or over the specified values:
- Check system pressure page 24
-20
.
- Re-install fuel injectors in reverse order of
removal.
- Replace O-rings on all fuel injectors and lightly
coat with engine oil.
Pa
ge 4 of 5 Fuel in
jector leak testin
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11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU01.24.7
