catalytic converter AUDI A4 1996 B5 / 1.G AWM Engine Diagnostic Trouble Code Memory Checking Workshop Manual
[x] Cancel search | Manufacturer: AUDI, Model Year: 1996, Model line: A4, Model: AUDI A4 1996 B5 / 1.GPages: 49, PDF Size: 0.17 MB
Page 12 of 49

01-20
DTC
DTC text
Corrective action
SAE
VAG
P0130 16514 Bank 1, sensor 1
Electrical malfunction in
circuit - Check Oxygen Sensor (O2S) and oxygen sensor control before Three Way
Catalytic Converter (TWC) Page 24-71
P0131 16515 Bank 1, sensor 1
Voltage too low
P0132 16516 Bank 1, sensor 1
Voltage too high
P0133 16517 Bank1, sensor 1
Signal too slow
P0134 16518 Bank 1, sensor 1
No activity
P0135 16519 Bank 1, sensor 1
Heating circuit, electrical
malfunction
Pa
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gnostic Trouble Code
(DTC
) memor
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11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
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Page 13 of 49

01-21
DTC
DTC text
Corrective action
SAE
VAG
P0136 16520 Bank 2, sensor 1
Electrical malfunction
in circuit - Check Oxygen Sensor (O2S) and oxygen sensor control behind Three Way
Catalytic Converter (TWC) Page 24
-94
P0137 16521 Bank 2, sensor 1
Voltage too low
P0138 16522 Bank 2, sensor 1
Voltage too high
P0139 16523 Bank1, sensor 2
Signal too slow
P0140 16524 Bank 2, sensor 1
No activity
P0236 16620 Charge air pressure
sensor -G31-
Implausible signal Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine Mechanical, Engine Code(s):
AWM, Repair Group 21, Charge air system with turbocharger, checking
P0237 16621 Charge air pressure
sensor -G31-
Signal too small
P0238 16622 Charge air pressure
Pa
ge 13 of 49 Dia
gnostic Trouble Code
(DTC
) memor
y, checkin
g and erasin
g
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU07.01.2
Page 17 of 49

01-24
DTC
DTC text
Corrective action
SAE
VAG
P0411 16795 Secondary air system
Throughput faulty Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine Mechanical, Engine Code(s):
AWM, Repair Group 26; Checking Secondary Air Injection (AIR) system
- Check hose setup (Secondary Air Injection -AIR- solenoid valve); check intake
system for leaks (false air) Page 24
-68
P0420 16804 Bank 1, catalytic
converter system
Not effective enough
Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine Mechanical, Engine Code(s):
AWM, Repair Group 26
- Generate readiness code Page 01
-84
. If the same malfunction is indicated
again, replace catalytic converter.
P0422 16806 Bank 1, main catalytic
converter
Not effective enough
P0441 16825 Tank ventilation
system
Throughput faulty - Check Evaporative Emission (EVAP) canister purge regulator valve Page 24
-
114
Pa
ge 17 of 49 Dia
gnostic Trouble Code
(DTC
) memor
y, checkin
g and erasin
g
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU07.01.2
Page 21 of 49

01-28
DTC
DTC text
Corrective action
SAE
VAG
P1102 17510 Bank 1, sensor 1,
heating circuit
Short circuit to B+ - Oxygen sensor heating before catalytic converter Checking Page 24
-89
P1103 17511 Bank 2, sensor 1,
heating circuit
Performance too low - Check oxygen sensor heating behind catalytic converter Page 24
-107
P1105 17513 Bank 2, sensor 1,
heating circuit
Short circuit to B+
P1111 17519 Oxygen sensor control,
bank 1
System too lean - Check oxygen sensor control behind catalytic converter Page 24
-71
P1112 17520 Oxygen sensor control,
bank 1
System too rich
P1113 17521 Bank 1, sensor 1
Internal resistance too
high - Next, check signal wires for contact resistances Page 24
-82
; if no contact
resistances are present: Replace oxygen sensor
P1114 17522 Bank 2, sensor 1
- Next, check signal wires for contact resistances Page 24
-105
; if no contact
Pa
ge 21 of 49 Dia
gnostic Trouble Code
(DTC
) memor
y, checkin
g and erasin
g
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU07.01.2
Page 23 of 49

01-29
DTC
DTC text
Corrective action
SAE
VAG
P1115 17523 Bank 1, sensor 1, heating circuit
Short circuit to Ground (GND) - Check oxygen sensor heating before catalytic converter Page 24
-
89
P1116 17524 Bank 1, sensor 1, heating circuit
Open circuit
P1117 17525 Bank 2, sensor 1, heating circuit
Short circuit to Ground (GND) - Check oxygen sensor heating behind catalytic converter Page 24
-
107
P1118 17526 Bank 2, sensor 1, heating circuit
Open circuit
P1127 17535 Bank 1, mixture adaptation
(mult.)
System too rich - Road test vehicle (fuel in oil).
- Check fuel system pressure Page 24
-32
- Check Mass Air Flow (MAF) sensor Page 24
-59
- Check intake system for leaks (false air) Page 24
-68
P1128 17536 Bank 1, mixture adaptation
(mult.)
System too lean - Check oxygen sensor before catalytic converter Page 24
-71
- Check oxygen sensor behind catalytic converter Page 24
-94
- Check fuel injectors Page 24
-37
.
Note:
Pa
ge 23 of 49 Dia
gnostic Trouble Code
(DTC
) memor
y, checkin
g and erasin
g
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU07.01.2
Page 25 of 49

01-30
DTC
DTC text
Corrective action
SAE
VAG
P1136 17544 Bank 1, mixture adaptation
(add.)
System too lean - Road test vehicle (fuel in oil).
- Check fuel system pressure Page 24
-32
- Check Mass Air Flow (MAF) sensor Page 24
-59
- Check intake system for leaks (false air) Page 24
-68
P1137 17545 Bank 1, mixture adaptation
(add.)
System too rich - Check oxygen sensor behind catalytic converter Page 24
-94
- Check Evaporative Emission (EVAP) canister purge regulator valve
Page 24
-114
P1143 17551 Load detection
Limit exceeded - Check Mass Air Flow (MAF) sensor Page 24
-59
- Check throttle valve control module Page 24
-124
Note:
add = additive, means that malfunction is only valid at closed throttle (idle).
Pa
ge 25 of 49 Dia
gnostic Trouble Code
(DTC
) memor
y, checkin
g and erasin
g
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU07.01.2
Page 27 of 49

01-32
DTC
DTC text
Corrective action
SAE
VAG
P1176 17584 Bank 1, oxygen sensor correction behind
catalytic converter
Control limit reached - Check oxygen sensor ageing of oxygen sensor before
catalytic converter Page 24-84
- Check oxygen sensor and oxygen sensor control behind
catalytic converter Page 24
-94
P1198 17606 Bank 2, sensor 1, heating circuit
Electrical malfunction - Check oxygen sensor heating behind catalytic converter
Page 24
-107
P1213 17621 Cylinder 1 fuel injector -N30-
Short circuit to B+ - Check fuel injectors Page 24
-37
.
P1214 17622 Cylinder 2 fuel injector -N31-
Short circuit to B+
P1215 17623 Cylinder 3 fuel injector -N32-
Short circuit to B+
P1216 17624 Cylinder 4 fuel injector -N33-
Short circuit to B+
Pa
ge 27 of 49 Dia
gnostic Trouble Code
(DTC
) memor
y, checkin
g and erasin
g
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU07.01.2