AUDI A4 1997 B5 / 1.G APB Engine Motronic Syst

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
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)
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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
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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
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ystem, On Board Dia
gnostic
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)
11/22/2002 htt
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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
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ystem, On Board Dia
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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
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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
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01-89

Test requirements for operations with engine
running

No DTCs stored in DTC memory
Coolant temperature at least 85 C

Electrical consumers switched off (radiator
fan must not run during test)
A/C switched off

- Connect vehicle diagnostic, testing and
information system VAS 5051 or VAG1551 scan
tool and select engine electronics control
module by entering address word "01" Page 01
-9 . When doing this the engine must be
idling.

- Check and erase DTC memory Page 01
-15
.
There should be no malfunctions stored in the
DTC memory. (If necessary repair malfunctions,
erase DTC memory and switch off engine. Start
engine again, road test the vehicle and check
DTC memory again to check).

- Continue to run engine at idle.
Pa
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Rapid data transfer
HELP
Select function XX

Indicated on display
Pa
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01-90

- Press buttons -0- and -4- to select function
"Basic Setting" System in Basic Settin
g
04 - Basic Settin
g

Indicated on display
- Confirm entry by pressing -Q- button.
System in Basic Setting Input displa
y group number XXX

Indicated on display
Note:
Display Group 000 is used here as an example to illustrate the procedure.
(000 is to select Display Group 000)
Note:
When the display group is selected the EVAP valve is closed and the air
conditioner compressor is switched off. - Select required display group number from the Display Group
Overview in "Read Measuring Value Block" section.
- Press buttons -0- three times.
System in Basic Settin
g
Q
Input display group number
000

Indicated on display
- Confirm entry by pressing -Q- button.
System in basic setting 0

Indicated on display
Pa
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1
2
3
4
5
6
7
8
9
10
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