1997 AUDI A4 ignition

01-12


Diagnostic Trouble Code
(DTC) memory, checking and
erasing

Check DTC Memory (function 02)


- Connect VAS5051 tester Page 01-7 and
select vehicle system "01 - Engine electronics".
Engine should run at idle for this.

Note:
If engine doesn't start, crank engine using starter
for at least 5 seconds. Do not switch ignition off
afterward under any circumstance.

Display on VAS5051:
- In selection -1-, click on the diagnostic function "02 - Check DTC
memory".
Pa
ge 1 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

01-16

End Output (function 06)


Display on VAS5051:
- Select diagnostic function "06 - end output" in selection -1-.

Display on VAS5051:
- Switch off ignition and disconnect diagnostic connector after this
indication is displayed.
Pa
ge 6 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

01-22

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

01-37

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
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

01-38

DTC
DTC text
Corrective action
SAE
VAG


P1359 17767 Ignition timing, cyl. 2
Short circuit to B+ - Ignition coils with power output stages Checking Page 28
-4
P1360 17768 Ignition timing, cyl. 2
Short circuit to Ground (GND)
P1361 17769 Ignition timing, cyl. 3
Open circuit
P1362 17770 Ignition timing, cyl. 3
Short circuit to B+
P1363 17771 Ignition timing, cyl. 3
Short circuit to Ground (GND)
P1364 17772 Ignition timing, cyl. 4
Open circuit
P1365 17773 Ignition timing, cyl. 4
Short circuit to B+
P1366 17774 Ignition timing, cyl. 4
Short circuit to Ground (GND)
Pa
ge 34 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

01-41

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