1995 AUDI A6 ATW Engine Diagnostic Trouble Code Table Workshop Manual

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
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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
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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
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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
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yp
e=re
pair&id=AUDI.B5.FU06.01.3

Open circuit
Pa
ge 21 of 40 Dia
gnostic Trouble Code
(DTC
) table
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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
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01-36

DTC
DTC text
Corrective action
SAE
VAG


P1297 17705 Charger/throtle-valve
connection, Pressure loss - Check hoses between turbocharger and throttle valve:
Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine Mechanical, Engine
Code(s): AEB, ATW, Repair Group 21; Turbocharger

Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine Mechanical, Engine
Code(s): AEB, ATW, Repair Group 21; Charge pressure, leak test with VAG 1687

- Check air pressure system using VAG 1687 charge air system tester:
P1325 17733 Knock control, cyl. 1
Control limit reached - Check knock control Page 28
-40
P1326 17734 Knock control, cyl. 2
Control limit reached
P1327 17735 Knock control, cyl. 3
Control limit reached
P1328 17736 Knock control, cyl. 4
Control limit reached
Pa
ge 23 of 40 Dia
gnostic Trouble Code
(DTC
) table
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01-37

P1335 17743 Engine torque monitoring 2
Control limit exceeded - Significant leak; check intake system for leaks (false air) Page 24
-68
- Check Intake Air Temperature (IAT) sensor Page 28
-21
P1336 17744 Engine torque monitoring
Control limit exceeded - Check Mass Air Flow (MAF) sensor Page 24
-60
- Check coolant temperature sensor Page 28
-30
Pa
ge 24 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