display AUDI A4 1996 B5 / 1.G APB Engine Motronic Syst

01-80

Actuating Secondary Air Injection (AIR) Pump
Relay -J299

Note:
Only vehicles with automatic transmission are
equipped with a secondary air injection system.
Vehicles with manual transmission do not have a
secondary air injection system. For this reason is
on vehicles with manual transmission the
following component Secondary Air Injection
(AIR) Pump Relay -J299 not displayed.

-
Press button.Output Diagnostic Test Mode Secondar
y air pump rela
y -J299

Indicated on display
If the Secondary Air Injection (AIR) Pump Motor -V101- does not run at
intervals:
Repair Manual, 2.7 Liter V6 5V BiTurbo Engine Mechanical, Engine Code(s): APB, Repair Group 26, Checking Secondary Air Injection (AIR) Pump Relay
-J299
The Secondary Air Injection (AIR) Pump Relay -J299- activates the
Secondary Air Injection (AIR) Pump Motor -V101-, which runs for
approx: 1 minute at intervals.
- Check Secondary Air Injection (AIR) Pump Relay -J299.
Pa
ge 98 of 166 Motronic s
ystem, On Board Dia
gnostic
(OBD
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU04.01.1

01-81

Activating Wastegate Bypass Regulator Valve
-N75-

-
Press button.Output Diagnostic Test Mode Wastegate bypass regulator valve -N75

Indicated on display
This solenoid valve is activated for 1 minute (clicks), unless button is
pressed first to switch to the next actuator.
If valve is not activated (does not click):
Repair Manual, 2.7 Liter V6 5V BiTurbo Engine Mechanical, Engine Code(s): APB, Repair Group 21, Turbocharger, Checking Wastgate Bypass Regulator Valve
-N75

Actuating camshaft adjustment valves -N205-, -N208-
-
Press button.
Output Diagnostic Test Mode Camshaft Ad
justment

Indicated on display
If camshaft adjustment valve 1 or 2 is not activated:
Repair Manual, 2.7 Liter V6 5V BiTurbo Engine Mechanical, Engine Code(s): APB, Repair Group 15, Camshaft adjustment, checking camshaft adjustment valves
- Camshaft adjustment valves 1 and 2 (-N205 and -N208) will continue
to be activated (or will click) for about 1 minute.
Pa
ge 99 of 166 Motronic s
ystem, On Board Dia
gnostic
(OBD
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU04.01.1

01-82

Actuating Leak Detection Pump (LDP) -V144-

-
Press button.Output Diagnostic Test Mode EVAP s
ystem leak detection pump

Indicated on display
The change over valve in the LDP is activated for approximately 1 minute
(clicks), unless the button pressed to switch to the next actuator.
Note:
The clicking can be heard by listening in the area of the left rear wheel
housing.
If valve is not actuated (does not click):
Repair Manual, Fuel Supply System, Repair Group 20, Components of EVAP system servicing, Checking Leak Detection Pump (LDP)
-V144

Pa
ge 100 of 166 Motronic s
ystem, On Board Dia
gnostic
(OBD
)
11/22/2002 htt
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01-83

Activating Recirculating valve for
turbocharger -N249

-
Press button.Output Diagnostic Test Mode Recirculating valve for turbocharg -N249

Indicated on display
This solenoid valve is activated for 1 minute (clicks), unless button is
pressed first to switch to the next actuator.
If valve is not activated (does not click):
Repair Manual, 2.7 Liter V6 5V BiTurbo Engine Mechanical, Engine Code(s): APB, Repair Group 21, Turbocharger, Checking Recirculating valve for turbocharger
-N249

Actuating fuel injectors
Note:
The fuel injectors are activated in firing order that means Cyl.1, Cyl.4,
Cyl.3, Cyl.6, Cyl.2, Cyl,5
-
Press button.
Output Diagnostic Test Mode Cylinder 1 fuel injectors -N30

Indicated on display
After pressing button, fuel injector must click five times. -
Press button.
Pa
ge 101 of 166 Motronic s
ystem, On Board Dia
gnostic
(OBD
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU04.01.1

01-84
If the fuel injector does not click:

- Check fuel injectors Page 24
-39
.

-
Press button.Output Diagnostic Test Mode Cylinder 4 fuel in
jectors -N33

Indicated on display
-
Press button.
Output Diagnostic Test Mode Cylinder 4 fuel injectors -N33

Indicated on display
After pressing arrow button, fuel injector must click five times.
If the fuel injector does not click:
- Check fuel injectors Page 24
-39
.
Pa
ge 102 of 166 Motronic s
ystem, On Board Dia
gnostic
(OBD
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU04.01.1

01-85

-
Press button.Output Diagnostic Test Mode Cylinder 3 fuel injectors -N32

Indicated on display
-
Press button.
Output Diagnostic Test Mode Cylinder 3 fuel in
jectors -N32

Indicated on display
After pressing button, fuel injector must click five times.
If the fuel injector does not click: - Check fuel injectors Page 24
-39
.
-
Press button.
Output Diagnostic Test Mode Cylinder 6 fuel in
jectors -N84

Indicated on display
-
Press button.
Output Diagnostic Test Mode Cylinder 6 fuel injectors -N84

Indicated on display
After pressing button, fuel injector must click five times.
If the fuel injector does not click: - Check fuel injectors Page 24
-39
.
-
Press button.
Pa
ge 103 of 166 Motronic s
ystem, On Board Dia
gnostic
(OBD
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU04.01.1

01-86

Output Diagnostic Test Mode Cylinder 2 fuel in
jectors -N31

Indicated on display
-
Press button.
Output Diagnostic Test Mode Cylinder 2 fuel in
jectors -N31

Indicated on display
After pressing button, fuel injector must click five times.
If the fuel injector does not click: - Check fuel injectors Page 24
-39
.
-
Press button.
Output Diagnostic Test Mode Cylinder 5 fuel injectors -N83

Indicated on display
After pressing button, fuel injector must click five times. -
Press button.
Output Diagnostic Test Mode Cylinder 5 fuel in
jectors -N83

Indicated on display
If the fuel injector does not click:
- Check fuel injectors Page 24
-39
.
-
Press button.
Pa
ge 104 of 166 Motronic s
ystem, On Board Dia
gnostic
(OBD
)
11/22/2002 htt
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e=re
pair&id=AUDI.B5.FU04.01.1

01-87

Output Diagnostic Test Mode END

Indicated on display
-
Press button.
Rapid data transfer
HELP
Select function XX

Indicated on display (function selection):
Note:
The output Diagnostic Test Mode (DTM) cannot be re-initiated until the
engine is started and ignition switched off and then on again.
Pa
ge 105 of 166 Motronic s
ystem, On Board Dia
gnostic
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)
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01-88

Basic setting


With the ignition on and engine not running,
the following operation can be performed in
the "Basic setting" mode (function 04):

Adaptation of throttle valve control module to
ECM Page 24
-146


Vehicles with automatic transmission:
Adaptation of kick down function of accelerator
pedal position sensor to ECM Display group
63 ( Page 24
-166
)

With the engine running, the following
operations can be performed in the basic
setting mode "Function 04":

Learning process (adaptation) for oxygen
sensor control every display group

Troubleshooting by targeted activation and
deactivation of oxygen sensor control display
group 99 (Observe note on page Page 24
-
81
).
Pa
ge 106 of 166 Motronic s
ystem, On Board Dia
gnostic
(OBD
)
11/22/2002 htt
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play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU04.01.1

Rapid data transfer
HELP
Select function XX

Indicated on display
Pa
ge 108 of 166 Motronic s
ystem, On Board Dia
gnostic
(OBD
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU04.01.1