lights AUDI A4 1997 B5 / 1.G AFC Engine On Board Diagnostic Multiport Fuel Injection Repair Manual

[x] Cancel search | Manufacturer: AUDI, Model Year: 1997, Model line: A4, Model: AUDI A4 1997 B5 / 1.G
Pages: 366, PDF Size: 1.21 MB

AUDI A4 1997 B5 / 1.G AFC Engine On Board Diagnostic Multiport Fuel Injection Repair Manual A4 1997 B5 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/1034/w960_1034-0.png AUDI A4 1997 B5 / 1.G AFC Engine On Board Diagnostic Multiport Fuel Injection Repair Manual

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Page 121 of 366

AUDI A4 1997 B5 / 1.G AFC Engine On Board Diagnostic Multiport Fuel Injection Repair Manual 01-90

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

Malfunction repair
P1101 / 17509
(B1-S1) Voltage too
Low/Air Leak Harness connector for Heated Oxygen
Sen

01-90

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

Malfunction repair
P1101 / 17509
(B1-S1) Voltage too
Low/Air Leak Harness connector for Heated Oxygen
Sensor (HO2S) -G39- (B1-S1) 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, installation location page 24
-1

Malfunction cause found: Yes
No

- Erase DTC memory, test drive and after
test drive, check DTC memory again
MIL Status:
MIL lights up
immediately
Leak in Bank 1 exhaust system before
Heated Oxygen Sensor (HO2S) -G39- (B1-
S1)

- Determine and repair leak

Malfunction cause found: Yes
No

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

Wiring connection to Heated Oxygen
Sensor (HO2S) -G39- (B1-S1) faulty, or
sensor -G39- faulty

- Check HO2S -G39- (B1-S1) page 24
-
49

For troubleshooting
Display group 010
Malfunction cause found: Yes
No
Continued next page

- Erase DTC memory, test drive and after
test drive, check DTC memory again
Pa
ge 121 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

Page 123 of 366

AUDI A4 1997 B5 / 1.G AFC Engine On Board Diagnostic Multiport Fuel Injection Repair Manual 01-92

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

Malfunction repair
P1102 / 17510
Heating Circ. (B1-S1)
Short to B+ Harness connector for Oxygen Sensor
(

01-92

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

Malfunction repair
P1102 / 17510
Heating Circ. (B1-S1)
Short to B+ Harness connector for Oxygen Sensor
(O2S) heater -Z19- (B1-S1) 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, installation location page 24
-1

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 of Oxygen Sensor
(O2S) heater -Z19- (B1-S1) faulty, or heater
-Z19- faulty

- Check O2S heater -Z19- (B1-S1) page 24
-51

Malfunction cause found: Yes
No

- Erase DTC memory, test drive and after
test drive, check DTC memory again
For troubleshooting
Display group 040
Engine Control Module (ECM) -J192-
faulty

- Replace and code engine control module
page 01
-265
erase DTC memory and
test drive check DTC memory
Notes:

|The heating of the oxygen sensor probes in front of Three Way Catalytic Converter (TWC) is switched on with the fuel
pump relay, i.e. immediately at engine start.
Pa
ge 123 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

Page 125 of 366

AUDI A4 1997 B5 / 1.G AFC Engine On Board Diagnostic Multiport Fuel Injection Repair Manual 01-93

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

Malfunction repair
P1104 / 17512
(B1-S2) Voltage too
Low/Air Leak Harness connector for Oxygen Sensor (O2S

01-93

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

Malfunction repair
P1104 / 17512
(B1-S2) Voltage too
Low/Air Leak Harness connector for Oxygen Sensor (O2S)
behind Three Way Catalytic Converter (TWC) -
G130- (B1-S2) 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, installation
location page 24
-1

Malfunction cause found: Yes
No

- Erase DTC memory, test drive and
after test drive, check DTC memory
again
MIL Status:
MIL lights up
immediately
Leak in bank 1 exhaust system between
Heated Oxygen Sensor (HO2S) -G39- and
Oxygen Sensor (O2S) behind Three Way
Catalytic Converter (TWC) -G130-

- Find and repair leak
For troubleshooting
Display group 041
Malfunction cause found: Yes
No

- Erase DTC memory, test drive and
after test drive, check DTC memory
again
Pa
ge 125 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

Page 127 of 366

AUDI A4 1997 B5 / 1.G AFC Engine On Board Diagnostic Multiport Fuel Injection Repair Manual 01-95

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

Malfunction repair
P1105 / 17513
Heating Circ. (B1-S2)
Short to B+ Harness connector for Oxygen Sensor
(

01-95

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

Malfunction repair
P1105 / 17513
Heating Circ. (B1-S2)
Short to B+ Harness connector for Oxygen Sensor
(O2S) heater -Z29- (B1-S2) 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, installation location page 24
-1

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 of Oxygen Sensor
(O2S) heater -Z29- (B1-S2) faulty, or heater
-Z29- faulty

- Check O2S heater -Z29-(B1-S2) page 24
-55

Malfunction cause found: Yes
No

- Erase DTC memory, test drive and after
test drive, check DTC memory again
For troubleshooting
Display group 040
Engine Control Module (ECM) -J192-
faulty

- Replace and code engine control module
page 01
-265
erase DTC memory and
test drive check DTC memory
Pa
ge 127 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

Page 129 of 366

AUDI A4 1997 B5 / 1.G AFC Engine On Board Diagnostic Multiport Fuel Injection Repair Manual 01-97

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

Malfunction repair
P1106 / 17514
(B2-S1) Voltage too
Low/Air Leak Harness connector for Heated Oxygen
Sen

01-97

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

Malfunction repair
P1106 / 17514
(B2-S1) Voltage too
Low/Air Leak Harness connector for Heated Oxygen
Sensor (HO2S) 2 -G108- (B2-S1) 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, installation location page 24
-1

Malfunction cause found: Yes
No

- Erase DTC memory, test drive and after
test drive, check DTC memory again
MIL Status:
MIL lights up
immediately Leak in Bank 1 exhaust system up to
Heated Oxygen Sensor (HO2S) 2 -G108-
(B2-S1)

- Find and repair leak

Malfunction cause found: Yes
No

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

Wiring connection to r Heated Oxygen
Sensor (HO2S) 2 -G108- (B2-S1) or -G108-
(B2-S1) faulty

- Check Heated Oxygen Sensor (HO2S) 2 -
G108- (B2-S1) page 24
-49

For troubleshooting
Display group 010
Malfunction cause found: Yes
No
Continued next page

- Erase DTC memory, test drive and after
test drive, check DTC memory again
Pa
ge 129 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

Page 131 of 366

AUDI A4 1997 B5 / 1.G AFC Engine On Board Diagnostic Multiport Fuel Injection Repair Manual 01-99

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

Malfunction repair
P1107 / 17515
Heating Circ. (B2-S1)
Short to B+ Harness connector for Oxygen Sensor
(

01-99

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

Malfunction repair
P1107 / 17515
Heating Circ. (B2-S1)
Short to B+ Harness connector for Oxygen Sensor
(O2S) heater -Z28- (B2-S1) 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, installation location page 24
-1

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 of Oxygen Sensor
(O2S) heater -Z28- (B2-S1) faulty, or heater
-Z28- faulty

- Check O2S heater -Z28- (B2-S1) page 24
-51

Malfunction cause found: Yes
No

- Erase DTC memory, test drive and after
test drive, check DTC memory again
For troubleshooting
Display group 040
Engine Control Module (ECM) -J192-
faulty

- Replace and code engine control module
page 01
-265
erase DTC memory and
test drive check DTC memory
Notes:

The heating of the oxygen sensor probes in front of Three Way Catalytic Converter (TWC) is switched on with the fuel
pump relay, i.e. immediately at engine start.
Pa
ge 131 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

Page 133 of 366

AUDI A4 1997 B5 / 1.G AFC Engine On Board Diagnostic Multiport Fuel Injection Repair Manual 01-100

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

Malfunction repair
P1109 / 17517
(B2-S2) Voltage too
Low/Air Leak Harness connector for Heated Oxygen Sen

01-100

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

Malfunction repair
P1109 / 17517
(B2-S2) Voltage too
Low/Air Leak Harness connector for Heated Oxygen Sensor
(HO2S) -G131- (B2-S2) 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, installation
location page 24
-1

Malfunction cause found: Yes
No

- Erase DTC memory, test drive and
after test drive, check DTC memory
again
MIL Status:
MIL lights up
immediately
Leak in bank 2 exhaust system between
Heated Oxygen Sensor (HO2S) 2 -G108- and
Oxygen Sensor (O2S) 2 behind Three Way
Catalytic Converter (TWC) -G131-

- Find and repair leak

Malfunction cause found: Yes
No

- Erase DTC memory, test drive and
after test drive, check DTC memory
again
For troubleshooting
Display group 041
Wiring connection to Oxygen Sensor (O2S) 2
behind Three Way Catalytic Converter (TWC) -
G131- (B2-S2) faulty, or sensor -G131- faulty

- Oxygen Sensor (O2S) 2 behind Three
Way Catalytic Converter (TWC) -G131-
(B2-S2) page 24
-53

Malfunction cause found: Yes

- Erase DTC memory, test drive and
after test drive, check DTC memory
Pa
ge 133 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

Page 136 of 366

AUDI A4 1997 B5 / 1.G AFC Engine On Board Diagnostic Multiport Fuel Injection Repair Manual 01-102

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

Malfunction repair
P1110 / 17518
Heating Circ. (B2-S2)
Short to B+ Harness connector for Oxygen Sensor

01-102

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

Malfunction repair
P1110 / 17518
Heating Circ. (B2-S2)
Short to B+ Harness connector for Oxygen Sensor
(O2S) heater -Z30- (B2-S2) 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, installation location page 24
-1

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 for Oxygen Sensor
(O2S) heater -Z30- (B2-S2) faulty, or heater
-Z30- faulty

- Check O2S heater -Z30- (B2-S2) page 24
-55

Malfunction cause found: Yes
No

- Erase DTC memory, test drive and after
test drive, check DTC memory again
For troubleshooting
Display group 040
Engine Control Module (ECM) -J192-
faulty

- Replace and code engine control module
page 01
-265
erase DTC memory and
test drive check DTC memory
Notes:

The heating for Oxygen Sensor Probes behind Three Way Catalytic Converter (TWC) is not switched on immediately at
engine start, but when the calculated exhaust gas temperature drops below 308 C (586 F) ( Read measuring value
Pa
ge 136 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

Page 139 of 366

AUDI A4 1997 B5 / 1.G AFC Engine On Board Diagnostic Multiport Fuel Injection Repair Manual fuel injectors faulty, or fuel injectors -N30-, -
N31- or -N32- faulty
29

MIL Status:
MIL lights up immediately Malfunction cause found: Yes
No

- Erase DTC memory, test drive
and a

fuel injectors faulty, or fuel injectors -N30-, -
N31- or -N32- faulty
29

MIL Status:
MIL lights up immediately Malfunction cause found: Yes
No

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

Engine Control Module (ECM) -J192-
faulty

- Replace and code engine control
module page 01
-265
erase
DTC memory and test drive
check DTC memory Pa
ge 139 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

Page 142 of 366

AUDI A4 1997 B5 / 1.G AFC Engine On Board Diagnostic Multiport Fuel Injection Repair Manual injectors faulty, or fuel injectors -N33-, -N83- or
-N84- faulty
24
-29

MIL Status:
MIL lights up immediately Malfunction cause found: Yes
No

- Erase DTC memory, test drive
and af

injectors faulty, or fuel injectors -N33-, -N83- or
-N84- faulty
24
-29

MIL Status:
MIL lights up immediately Malfunction cause found: Yes
No

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

Engine Control Module (ECM) -J192- faulty

- Replace and code engine
control module page 01
-265

erase DTC memory and test
drive check DTC memory
Pa
ge 142 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

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