1997 AUDI A4 fuel pressure

01-22

DTC
DTC text
Corrective action
SAE
VAG


P0300 16684 Combustion misfire detected
- Check fuel pressure Page 24
-32
- Check fuel injectors Page 24
-37
P0301 16685 Cyl. 1 combustion misfire detected
- Check spark plugs and ignition wires with connector
P0302 16686 Cyl. 2 combustion misfire detected
- Ignition coils with power output stages Checking Page 28
-4
P0303 16687 Cyl. 3 combustion misfire detected
- Check misfire recognition Page 28
-55
P0304 16688 Cyl. 4 combustion misfire detected
- Fill fuel tank with fuel
P0321 16705 Engine Speed (RPM) sensor -G28-
Implausible signal - Check engine speed (RPM) sensor Page 28
-27
P0322 16706 Engine Speed (RPM) sensor -G28-
No signal
Pa
ge 15 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

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

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

01-31

DTC
DTC text
Corrective action
SAE
VAG


P1149 17557 Oxygen sensor control, bank 1
Unplausible control value - Check oxygen sensor adaptation values and
control Page 24
-75

- Check fuel system pressure Page 24
-32
- Check intake system for leaks (false air) Page 24
-68

P1171 17579 Angle sensor -2- for throttle drive (power accelerator
actuation) -G188-
Implausible signal - Check angle sensor -1- for throttle drive Page
24
-131

P1172 17580 Angle sensor -2- for throttle drive (power accelerator
actuation) -G188-
Signal too small
P1173 17581 Angle sensor -2- for throttle drive (power accelerator
actuation) -G188-
Signal too large

Pa
ge 26 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