engine AUDI A4 1999 B5 / 1.G AWM Engine Diagnostic Trouble Code Memory Checking User Guide

01-36

DTC
DTC text
Corrective action
SAE
VAG


P1325 17733 Knock control, cyl. 1
Control limit reached - Check knock control Page 28
-41
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
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
-59
- Check coolant temperature sensor Page 28
-31
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
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU07.01.2

01-37

DTC
DTC text
Corrective action
SAE
VAG


P1340 17748 Camshaft Position
(CMP) / crankshaft
position sensor
incorrect allocation
Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine Mechanical, Engine Code
(s): AWM, Repair Group 13; Engine, disassembling and assembling; removing and installing toothed belt
- Unscrew Camshaft Position (CMP) sensor and check whether shutter wheel
is mounted properly at camshaft. (If mounted improperly, locking lug will get
squished when mounting bolt is tightened.)
- Also check engine timing
P1355 17763 Ignition timing, cyl. 1
Open circuit - Ignition coils with power output stages Checking Page 28
-4
P1356 17764 Ignition timing, cyl. 1
Short circuit to B+
P1357 17765 Ignition timing, cyl. 1
Short circuit to Ground
(GND)
P1358 17766 Ignition timing, cyl. 2
Open circuit
Pa
ge 33 of 49 Dia
gnostic Trouble Code
(DTC
) memor
y, checkin
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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

01-39

DTC
DTC text
Corrective action
SAE
VAG


P1386 17794 Control module faulty
- Replacing Engine Control Module (ECM) Page 24
-22
P1387 17795 Control module faulty
P1388 17796 Control module faulty
P1410 17818 EVAP canister purge regulator
valve -N80-
Short circuit to B+ - Check Evaporative Emission (EVAP) canister purge regulator valve
Page 24
-114

P1421 17829 Secondary Air Injection (AIR)
solenoid valve -N112-
Short circuit to Ground (GND) Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine Mechanical, Engine
Code(s): AWM, Checking Secondary Air Injection (AIR) system

P1422 17830 Secondary Air Injection (AIR)
solenoid valve -N112-
Short circuit to B+
Pa
ge 35 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

01-40

DTC
DTC text
Corrective action
SAE
VAG


P1424 17832 Bank 1, Secondary Air
Injection (AIR) system
Leak detected Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine Mechanical, Engine
Code(s): AWM, Checking Secondary Air Injection (AIR) system
- Check hoses and components of the Secondary Air Injection (AIR) system
P1425 17833 EVAP canister purge
regulator valve -N80-
Short circuit to Ground
(GND) - Check Evaporative Emission (EVAP) canister purge regulator valve
Page 24
-114

P1426 17834 EVAP canister purge
regulator valve -N80-
Open circuit
P1427 17835 Activation of brake vacuum
pump
Short circuit to B+ Repair Manual, Brake System, Repair Group 47

P1428 17836 Activation of brake vacuum
pump
Short circuit to Ground
(GND)
P1429 17837 Activation of brake vacuum
pump
Pa
ge 36 of 49 Dia
gnostic Trouble Code
(DTC
) memor
y, checkin
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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

01-41

DTC
DTC text
Corrective action
SAE
VAG


P1432 17840 Secondary Air Injection (AIR)
solenoid valve -N112-
Open circuit Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine Mechanical, Engine
Code(s): AWM, Checking Secondary Air Injection (AIR) system

P1433 17841 Secondary Air Injection (AIR)
pump relay -J299-
Open circuit
P1434 17842 Secondary Air Injection (AIR)
pump relay -J299-
Short circuit to B+
P1435 17843 Secondary Air Injection (AIR)
pump relay -J299-
Short circuit to Ground (GND)
P1479 17887 Brake vacuum system
Mechanical malfunction - Perform a short trip in Engine Control Module (ECM) (basic setting;
display group 8 with ignition on and selector lever in "P" or "N")
- Check hose setup to pump or from the pump to brake booster
- Perform output Diagnostic Test Mode (DTM) in Engine Control Module
(ECM) to check whether the vacuum pump runs or is activated
Pa
ge 38 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

01-42

DTC
DTC text
Corrective action
SAE
VAG


P1501 17909 Fuel Pump (FP) relay -
J17-
Short circuit to Ground
(GND) - Check Fuel Pump (FP) relay Page 24
-52
P1502 17910 Fuel Pump (FP) relay -
J17-
Short circuit to B+
P1519 17927 Bank 1, camshaft
adjustment
Malfunction Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine Mechanical, Engine Code
(s): AWM, Repair Group 15; Checking camshaft adjustment

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

P1529 17937 Camshaft adjustment
Short circuit to B+ Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine Mechanical, Engine Code
(s): AWM, Repair Group 15; Checking camshaft adjustment

P1530 17938 Camshaft adjustment
Short circuit to Ground
(GND)
P1531 17939 Camshaft adjustment
Pa
ge 39 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

01-44

DTC
DTC text
Corrective action
SAE
VAG


P1546 17954 Wastegate bypass
regulator valve -N75-
Short circuit to B+ Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine Mechanical, Engine Code
(s): AWM, Repair Group 21, Charge air system with turbocharger, checking

P1547 17955 Wastegate bypass
regulator valve -N75-
Short circuit to Ground
(GND)
P1548 17956 Wastegate bypass
regulator valve -N75-
Open circuit

P1550 17958 Boost pressure
Control difference
P1555 17963 Maximum boost
pressure exceeded
P1556 17964 Boost pressure
regulation
Control limit not reached
P1557 17965 Boost pressure
regulation
Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine Mechanical, Engine Code
- Check air pressure system using VAG 1687 charge air system tester
Pa
ge 42 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

01-45

DTC
DTC text
Corrective action
SAE
VAG


P1558 17966 Throttle drive (power accelerator actuation) -G186-
Electrical malfunction in circuit - Check throttle valve control module Page 24
-124
P1559 17967 Throttle valve control module -J338-
Malfunction in basic setting - Perform adaptation Page 24
-125
P1560 17968 Maximum engine speed exceeded
- Repair mechanical damage
P1564 17972 Throttle valve control module -J338-
Voltage too low during basic setting - Charge battery, repeat basic setting
P1565 17973 Throttle valve control module -J338-
Lower impact not reached - Check throttle valve control module Page 24
-124
P1568 17976 Throttle valve control module -J338-
Mechanical malfunction
Pa
ge 44 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

01-46

DTC
DTC text
Corrective action
SAE
VAG


P1569 17977 Cruise control switch -E45-
Implausible signal Repair Manual, Electrical Equipment, Repair Group 01; On Board
Diagnostic (OBD) for cruise control system

P1570 17978 Engine Control Module
(ECM)locked
Repair Manual, Electrical Equipment, Repair Group 01, On Board
Diagnostic (OBD) for immobilizer
- Adapt electronic immobilizer to Engine Control Module (ECM)
P1579 17987 Throttle valve control
module -J338-
Adaptation not started - Perform adaptation of throttle valve control module while maintaining test
requirements Page 24
-125

P1602 18010 Voltage supply, terminal 30
Voltage too low - Check voltage supply for control module Page 28
-37
Pa
ge 45 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

01-47

DTC
DTC text
Corrective action
SAE
VAG


P1603 18011 Control module faulty
- Replacing Engine Control Module (ECM) Page 24
-22
P1604 18012 Control module faulty
P1606 18014 Rough terrain info/engine torque
from ABS control module
Electrical malfunction in circuit - Check data exchange between Engine Control Module (ECM) and
other CAN capable control modules Page 24
-178

P1609 18017 Crash shut-off was triggered
(Crash triggered)
1) Repair Manual, Body On Board Diagnostic (OBD), Repair Group 01;
On Board Diagnostic (OBD) of airbag system

- Erase DTC memory of the Engine Control Module (ECM) after output
Diagnostic Test Mode (DTM) of the airbag system Page 01
-12

1) DTC is stored upon appropriate signal from airbag control module and also during output Diagnostic Test Mode (DTM) of
the airbag system.
Pa
ge 46 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