1996 AUDI A4 fuel

01-23

DTC
DTC text
Corrective action
SAE
VAG


P0300 16684 Combustion misfire detected
- Check fuel pressure Page 24
-33
- Check fuel injectors Page 24
-38
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
-51
P0304 16688 Cyl. 4 combustion misfire detected
- Fill fuel tank with fuel
P0321 16705 Engine Speed (RPM) sensor -G28-
Implausible signal - Check sender for fuel gauge Page 28
-26
P0322 16706 Engine Speed (RPM) sensor -G28-
No signal
Pa
ge 9 of 40 Dia
gnostic Trouble Code
(DTC
) table
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU06.01.3

01-26

DTC
DTC text
Corrective action
P0442 16826 Tank ventilation
system
Small leak
detected - Checking fuel supply and ventilation systems for leaks
P0455 16839 Tank ventilation
system
Large leak
detected Repair Manual, Fuel Supply System, Repair Group 20; Fuel supply; EVAP canister
system components, servicing; tank leak diagnostic, performing.

P0456 16840 Tank ventilation
system
Pinhole leak
detected Repair Manual, Fuel Supply System, Repair Group 20
- Checking EVAP system for leaks using KLI9210 EVAP tester
Pa
ge 12 of 40 Dia
gnostic Trouble Code
(DTC
) table
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU06.01.3

01-30

DTC
DTC text
Corrective action
SAE
VAG


P1127 17535 Bank 1, mixture adaptation (mult.)
System too rich - Road test vehicle (fuel in oil).
- Check fuel system pressure Page 24
-33
- Check Mass Air Flow (MAF) sensor Page 24
-60
- 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
-87
- Check fuel injectors Page 24
-38
.
Note:
mult. = multiplicative, means that malfunction is valid across entire range of engine speed and engine load.
Pa
ge 16 of 40 Dia
gnostic Trouble Code
(DTC
) table
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU06.01.3

01-31

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
-33
- Check Mass Air Flow (MAF) sensor Page 24
-60
- 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
-87
- Check Evaporative Emission (EVAP) canister purge regulator valve
Page 24
-107

Note:
add = additive, means that malfunction is only valid at closed throttle (idle).
Pa
ge 17 of 40 Dia
gnostic Trouble Code
(DTC
) table
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU06.01.3

01-32

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
-74

- Check fuel system pressure Page 24
-33
- 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
-
127

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

P1176 17584 Bank 1 oxygen sensor correction behind catalytic
converter Control limit reached - Check oxygen sensor aging of oxygen sensor before
catalytic converter Page 24
-83

- Check oxygen sensor and oxygen sensor control
behind catalytic converter Page 24
-87

Pa
ge 18 of 40 Dia
gnostic Trouble Code
(DTC
) table
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU06.01.3

01-33

DTC
DTC text
Corrective action
SAE
VAG


P1198 17606 Bank 1, sensor 2, heating circuit
Electrical malfunction - Check oxygen sensor heating Page 24
-99
P1213 17621 Cylinder 1 fuel injector -N30-
Short circuit to B+ - Check fuel injectors Page 24
-38
.
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 19 of 40 Dia
gnostic Trouble Code
(DTC
) table
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU06.01.3

01-34
DTC codes 17633 -18261

DTC
DTC text
Corrective action
SAE
VAG


P1225 17633 Cylinder 1 fuel injector -N30-
Short circuit to Ground (GND)
1) - Check fuel injectors Page 24
-38
.
P1226 17634 Cylinder 2 fuel injector -N31-
Short circuit to Ground (GND)
1)
P1227 17635 Cylinder 3 fuel injector -N32-
Short circuit to Ground (GND)1)
P1228 17636 Cylinder 4 fuel injector -N33-
Short circuit to Ground (GND)1)
P1237 17645 Cylinder 1 fuel injector -N30-
Open circuit
P1238 17646 Cylinder 2 fuel injector -N31-
Open circuit
P1239 17647 Cylinder 3 fuel injector -N32-
Open circuit
P1240 17648 Cylinder 4 fuel injector -N33-
Pa
ge 20 of 40 Dia
gnostic Trouble Code
(DTC
) table
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU06.01.3

01-35

DTC
DTC text
Corrective action
SAE
VAG


P1250 17658 Fuel level too low
Repair Manual, Electrical Equipment On Board Diagnostic (OBD), Repair
Group 01, OBD of instrument cluster
- For resulting malfunction Note below
- Fill fuel tank with fuel, erase DTC memory
- Check DTC memory of instrument cluster
P1287 17695 Recirculating valve for
turbocharger -N249-
Open circuit Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine Mechanical, Engine Code
(s): AEB, ATW, Repair Group 21, Charge air system with turbocharger, checking

P1288 17696 Recirculating valve for
turbocharger -N249-
Short circuit to B+

P1289 17697 Recirculating valve for
turbocharger -N249-
Short circuit to Ground
(GND)
Note:
The DTC "Fuel Level Too Low" is stored in connection with combustion misfires or malfunctions relating to oxygen sensor
control when there is/was too little fuel in fuel tank. The DTC is stored as a static malfunction and is not switched to sporadic
even if fuel tank has been filled with fuel in the meantime.
Pa
ge 22 of 40 Dia
gnostic Trouble Code
(DTC
) table
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU06.01.3