1999 AUDI A4 wiring

01-107

Output on GST and/or on VAG
1551 scan tool Possible malfunction cause

Malfunction repair
P1216 / 17624
Cyl.4-Fuel Injector Circ.
Short to B+
-----------------------
P1217 / 17625
Cyl.5-Fuel Injector Circ.
Short to B+
_______________________
P1218 / 17626
Cyl.6-Fuel Injector Circ.
Short to B+
_______________________
MIL Status:
MIL lights up immediately Wiring connection to Cylinder 4, 5,
or 6 fuel injectors faulty, or fuel
injectors -N33-, -N83- or -N84- faulty
Yes

- Check fuel injectors page 24
-29

Malfunction cause found: Yes

- Erase DTC memory, test drive and
Pa
ge 145 of 366 On Board Dia
gnostic
(OBD
) - Multi
port Fuel In
jection
(MFI
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU01.01.1

No
- Erase DTC memory, test drive and after test
drive, check DTC memory again

Was the control llimit
reached on 3 cylinders in one
bank? P1335, P1326, P1327 or
P1328, P1329, P1330 are in
the DTC memory.
No
Continued next page
Yes

- Knock Sensor for corresponding bank (-G61- or
-G66-) loose and/or tightening torque not OK;
check mounting of Knock Sensors (KS) 1 -G61-
and/or 2 -G66- and retighten if necessary use
insert 3247; tightening torque 20 Nm (15 ft lb) - Abnormal engine noises (e.g. subassemblies
loose) check - Open circuit/loose connection in wiring of
corresponding knock sensor or knock sensor
faulty check Knock Sensors (KS) 1 -G61- and
2 -G66- page 28
-29

Pa
ge 149 of 366 On Board Dia
gnostic
(OBD
) - Multi
port Fuel In
jection
(MFI
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU01.01.1

No
- Erase DTC memory, test drive and after test
drive, check DTC memory again

Was the control limit
reached on 3 cylinders of one
bank? P1335, P1326, P1327
or P1328, P1329, P1330 in the
DTC memory.
No
Continued next page
Yes

- Knock Sensor for corresponding bank (-G61- or
-G66-) loose and/or tightening torque OK; check
mounting of Knock Sensors (KS) 1 -G61- and/or 2
-G66- and retighten if necessary use insert
3247; tightening torque 20 Nm (15 ft lb) - Abnormal engine noises (e.g. subassemblies
loose) check - Open circuit/loose connection in the wiring of the
corresponding knock sensor or knock sensor
faulty Check Knock Sensors (KS) 1 -G61- and
2 -G66- page 28
-29

Pa
ge 152 of 366 On Board Dia
gnostic
(OBD
) - Multi
port Fuel In
jection
(MFI
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU01.01.1

01-114

Output on GST and/or on
VAG 1551 scan tool Possible malfunction cause

Malfunction repair
P1340 / 17748
Camshaft/Crankshaft
Pos.Sens.Signals (B2)
Out of Sequence Harness connector on Camshaft Position
(CMP) sensor -G40- loose or corroded due to
moisture in the harness connector

- Check harness connector for tight
fit and contact corrosion, if necessary
reconnect and/or clean
P1392 / 17800
Camshaft Pos.Sensor Open
Circ. (B2)
Short to B+

Malfunction cause found: Yes
No

- Erase DTC memory, test drive and
after test drive, check DTC memory
again
MIL Status:
MIL lights up immediately
Wiring connection to Camshaft Position
(CMP) sensor -G40- faulty or sensor -G40-
faulty

- Check Camshaft Position (CMP)
sensor -G40- page 28
-33

For troubleshooting
Display groups 012, 014
Malfunction cause found: Yes
No
Continued next page

- Erase DTC memory, test drive and
after test drive, check DTC memory
again
Pa
ge 155 of 366 On Board Dia
gnostic
(OBD
) - Multi
port Fuel In
jection
(MFI
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU01.01.1

No
drive, check DTC memory again

Wiring connection to ignition coil power
output stage -N122- faulty or power output
stage -N122- faulty

- Check Power output stage -N122- for
ignition coils page 28
-13


Malfunction cause found: Yes
No

- Erase DTC memory, test drive and after test
drive, check DTC memory again
MIL Status:
MIL lights up
immediately
Engine Control Module (ECM) -J192-
faulty

- Replace and code engine control module
page 01
-265
erase DTC memory and test
drive check DTC memory
Note:
The power output stage is not integrated in the Engine Control Module (ECM) -J192-, it is a separate component.
Pa
ge 158 of 366 On Board Dia
gnostic
(OBD
) - Multi
port Fuel In
jection
(MFI
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU01.01.1

01-117

Output on GST
and/or on VAG 1551
scan tool Possible malfunction cause

Malfunction repair
P1391 / 17799
Camshaft Pos.Sensor
(B2)
Short to Ground Harness connector on Camshaft Position
(CMP) sensor -G40- loose or corroded due
to moisture in the harness connector

- Check harness connector for tight fit and
contact corrosion, if necessary reconnect
and/or clean

Malfunction cause found: Yes
No

- Erase DTC memory, test drive and after
test drive, check DTC memory again
MIL Status:
MIL lights up
immediately Wiring connection to Camshaft Position
(CMP) sensor -G40- faulty or sensor -G40-
faulty

- Check Camshaft Position (CMP) sensor -
G40- page 28
-33


Malfunction cause found: Yes
No

- Erase DTC memory, test drive and after
test drive, check DTC memory again

Camshaft Position (CMP) sensor -G40-
oily or dirty on the inside because of leaking
seal on the cylinder head

- Remove Camshaft Position (CMP) sensor -
G40- and check for contamination. If it is
oily, replace seal on cylinder head

Malfunction cause found: Yes
No
Continued next page

- Erase DTC memory, test drive and after
test drive, check DTC memory again
Pa
ge 159 of 366 On Board Dia
gnostic
(OBD
) - Multi
port Fuel In
jection
(MFI
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU01.01.1

01-119

Output on GST and/or on
VAG 1551 scan tool Possible malfunction cause

Malfunction repair
P1392 / 17800
Camshaft Pos.Sensor Open
Circ. (B2)
Short to B+ Harness connector on Camshaft Position
(CMP) sensor -G40- loose or corroded due to
moisture in the harness connector

- Check harness connector for tight
fit and contact corrosion, if necessary
reconnect and/or clean
P1340 / 17748
Camshaft/Crankshaft
Pos.Sens.Signals (B2)
Out of Sequence

Malfunction cause found: Yes
No

- Erase DTC memory, test drive and
after test drive, check DTC memory
again
MIL Status:
MIL lights up immediately
Wiring connection to Camshaft Position
(CMP) sensor -G40- faulty or sensor -G40-
faulty

- Check Camshaft Position (CMP)
sensor -G40- page 28
-33


Malfunction cause found: Yes
No
Continued next page

- Erase DTC memory, test drive and
after test drive, check DTC memory
again
Pa
ge 161 of 366 On Board Dia
gnostic
(OBD
) - Multi
port Fuel In
jection
(MFI
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU01.01.1

No
test drive, check DTC memory again

Wiring connection to Power output stage -
N122- for ignition coils or -N122- faulty

- Check Power output stage -N122- for
ignition coils page 28
-13


Malfunction cause found: Yes
No

- Erase DTC memory, test drive and after
test drive, check DTC memory again
MIL Status:
MIL lights up
immediately
Engine Control Module (ECM) -J192-
faulty

- Replace and code engine control module
page 01
-265
check DTC memory and
test drive check DTC memory
Note:
The power output stage is not integrated in the Engine Control Module (ECM) -J192-, it is a separate component.
Pa
ge 164 of 366 On Board Dia
gnostic
(OBD
) - Multi
port Fuel In
jection
(MFI
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU01.01.1