volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Checking additional signals > < Matching engine control unit to throttle valve control part
4AV injection and ignition system
Engine control unit
Matching engine control unit to electronic immobilizer

Special tools, workshop equipment, testers, measuring instruments and auxiliary items required

  • ◆ Fault reader V.A.G 1551 or vehicle system tester V.A.G 1552 with cable V.A.G 1551/3

Conditions

  • ● Authorized vehicle key required.

Work sequence

 
N01-0221
  • ‒ → Pull off cover in left stowage compartment below the steering wheel.
  • ‒ Connect fault reader V.A.G 1551 or vehicle system tester V.A.G 1552 with cable V.A.G 1551/3.
  • ‒ Switch on ignition.
  • ‒ Operate fault reader or vehicle system tester taking into account the information on the display:
  • ‒ Press key 1 for "Rapid data transfer".
  • ‒ Press keys 1 and 7 for address word "dash panel insert" and confirm entry with Q key.
 
→ Indicated on display:
1J0 919 890 A4 Combi-instr. VDO V05
Coding 00141     WSC XXXXX
  • ‒ Press the ⇒key.
 
→ Indicated on display:
IMMO-IDENT NO: VWZ7Z0V0071094     ⇒
  • ‒ Press the ⇒key.
 
→ Indicated on display:
Rapid data transfer     HELP
Select function XX
  • ‒ Press keys 1 and 0 for function "Adaption" and confirm entry with Q key.
 
→ Indicated on display:
Adaption
Feed in channel number XX
  • ‒ Press key 0 twice for "Channel number 0" and confirm entry with Q key.
 
→ Indicated on display:
Adaption     Q
Erase learnt values?
  • ‒ Confirm input with Q key.
 
→ Indicated on display:
Adaption     ⇒
Learnt values have been erased
  • ‒ Conclude adaption by pressing ⇒ key.
  • ‒ Press keys 0 and 6 for the function "End output" and confirm entry with the Q key.
  • ‒ Switch off ignition.

Note:

The identity of the engine control unit is read into the immobilizer control unit when next switching the ignition on.

Checking additional signals > < Matching engine control unit to throttle valve control part