audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Checking brake light switch and brake pedal switch > < Checking accelerator position sender
Motronic Fuel Injection and Ignition System (6-cylinder)
Checking electronic engine power control (electronic throttle)
Adapting kick down function

If accelerator position sender or engine control unit is replaced on vehicles with automatic/continuously variable gearbox, kick down function must be learnt by engine control unit.

Special tools and workshop equipment required

 
W00-0706
  • ◆ VAS 5051 with VAS 5051/1
  • or
  • ◆ V.A.G 1551 with V.A.G 1551/3 A

Preconditions:

  • ● No fault stored in fault memory, interrogate fault memory .
  • ● Engine stopped, ignition switched on

Procedure

  • ‒ Connect vehicle diagnostic, testing and information system VAS 5051 or fault reader V.A.G 1551 and select engine electronics control unit with "Address word" 01
    For this purpose, the ignition must be switched on.
 
→ When indicated on display:
Rapid data transfer     HELP
Select function XX
  • ‒ Enter "04" to select "Start basic setting" and confirm with Q key.
 
→ When indicated on display:
Basic setting      Q
Enter display group number XXX
  • ‒ Enter "063" for "display group number 063" and confirm entry with Q key.
 
→ Display readout:
System in basic setting 63    ⇒
    1    2    3    4

Note:

You will now be instructed to: "Confirm kick down".

  • ‒ Fully depress accelerator pedal beyond kick down point and keep it pressed.

Note:

When learning the kick down point "Kick down ADP is running" is displayed on V.A.G 1551. After successful learning of the kick down point the V.A.G 1551 shows "Kick down ADP OK".

  • ‒ Check specified value in display zone 4:

Display zones

1

2

3

4

Display group 063: Adapting kick down function

Display

xx %

xx %

Kick down

---

Display

Sender 1 for
accelerator pedal position

Learned kick down value

Kick down

Adaption status

Range

0...100 %

0...100 %

Kick down

Starting
ADP process running
ADP OK
ERROR

Specified value

8...97 %

8...97 %

Kick down

ADP OK

Note

If "ERROR" is displayed: Interrogate fault memory => Page 01-9.

Notes:

  • ◆ "ADP" in display zone 4 stands for adaption.
  • ◆ "ERROR" can be displayed, if e.g. accelerator pedal is not pressed when instructed by tester, or if accelerator pedal was released while adaption was already running but process was not yet complete.
    In both cases it is necessary to exit the "Basic setting" mode and restart the adaption process afresh.

If specified value "ADP OK" is attained:

  • ‒ Press the ⇒key.
 
→ Display readout (function selection):
Rapid data transfer     HELP
Select function XX

Checking brake light switch and brake pedal switch > < Checking accelerator position sender