FUEL SUPPLY SYSTEM AUDI A3 1998 8L / 1.G ATW Engine Diagnostic Trouble Code Table Workshop Manual

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

01-41

DTC
DTC text
Corrective action
SAE
VAG


P1471 17879 Leak Detection Pump (LDP) tank
ventilation system
Short circuit to B+ Repair Manual, Fuel Supply System, Repair Group 20; Parts of
the EVAP canister system, servicing
- Evaporative Emission (EVAP) system, diagnostic leak test
P1472 17880 Leak Detection Pump (LDP) tank
ventilation system
Short circuit to Ground (GND)
P1473 17881 Leak Detection Pump (LDP) tank
ventilation system
Open circuit
P1475 17883 Leak Detection Pump (LDP) tank
ventilation system
Malfunction / no signal
P1476 17884 Leak Detection Pump (LDP) tank
ventilation system
Malfunction/vacuum pressure too low
P1477 17885 Leak Detection Pump (LDP) tank
ventilation system
Malfunction
P1478 17886 Leak Detection Pump (LDP) tank
Pa
ge 29 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

01-42

DTC
DTC text
Corrective action
SAE
VAG


P1500 17908 Fuel Pump (FP) relay -J17-
Electrical malfunction in circuit - Check Fuel Pump (FP) relay Page 24
-53
P1502 17910 Fuel Pump (FP) relay -J17-
Short circuit to B+
P1517 17925 Main relay -J271-
Failure in electrical circuit - Check motronic Engine Control Module (ECM) power
supply relay -J271- Page 28
-13

P1523 17931 Crash signal from airbag control module
Implausible signal
1) Repair Manual, Body On Board Diagnostic (OBD),
Repair Group 01; On Board Diagnostic (OBD) of airbag system

P1539 17947 Clutch vacuum vent valve switch -F36-
Implausible signal - Check clutch pedal switch Page 24
-149
P1542 17950 Angle sensor -1- for throttle drive (power
accelerator actuation) -G187-
Implausible signal - Check angle sensor -1- for throttle drive Page 24
-127
P1543 17951 Angle sensor -1- for throttle drive (power
accelerator actuation) -G187-Signal too
small
P1544 17952 Angle sensor -1- for throttle drive (power
accelerator actuation) -G187-
Pa
ge 31 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