remote control AUDI A6 1998 C5 / 2.G ATQ Engine Motronic Injection System Servicing Workshop Manual
Page 56 of 78
24-47
Checking Proper Seal
- Check proper seal of fuel injectors (visual
inspection). With Fuel Pump (FP) running, only 1
to 2 drops per minute may drip out per injector.
- If fuel loss is greater, stop Fuel Pump (FP) from
running (disconnect cable bridge) and replace
faulty fuel injector Page 24
-43
.
Checking Injection Quantity
- Insert fuel injector to be tested in a measuring glass from VAG1602
injection quantity test device.
- Connect one terminal of fuel injector to engine Ground (GND) using an
adapter cable and an alligator clip from VAG1594A connector test kit.
- Connect the second terminal of fuel injector to B+ using VAG1348/3A
remote control, VAG1348/3-2 adapter cable and assisting cable.
Pa
ge 56 of 78 Motronic in
jection s
ystem, servicin
g
11/23/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU05.24.1
Page 57 of 78
24-48
- Bridge terminals 1 and 65 at test box using wires
from VAG1594A adapter test kit.
Fuel Pump (FP) must run.
- Operate VAG1348/3A remote control for 30
seconds.
- After all three fuel injectors of one cylinder row
have been activated, place measuring glasses
on an even surface.
Specified value for each fuel injector: 90 to
125 ml.
- If measured value of one or more fuel injectors
is outside of specified range, switch Fuel Pump
(FP) off (disconnect cable bridge) and replace
faulty fuel injector Page 24
-43
.
- Repeat test at fuel injectors of second cylinder
row.
- If the measured values of all fuel injectors are
outside the specified range, check fuel pressure
Page 24
-30
.
Note:
Pa
ge 57 of 78 Motronic in
jection s
ystem, servicin
g
11/23/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU05.24.1