volkswagen Workshop Repair Guides

Volkswagen Golf Workshop Service & Auto Repair Manuals

Display group overview engine codes AFN, AVG, AHU, ALE, 1Z > < Safety precautions
Diesel direct injection and glow plug system
Measured value blocks
Reading measured value block

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

  • ◆ Fault reader V.A.G 1551 with cable V.A.G 1551/3

Test conditions

  • ● All electrical consumers like e.g. rear window heating must be switched off.
  • ● If the vehicle is equipped with an air conditioner, this must be switched off.
  • ● On vehicles with an automatic gearbox the selector lever must be in P or N.
  • ● No faults must be stored in fault memory
    , interrogating fault memory

Work sequence

  • ‒ Connect fault reader V.A.G 1551 (V.A.G 1552) and select engine electronics control unit with the "Address word" 01. When doing this the engine must be running at idling speed.
    (Connecting fault reader and selecting engine electronics control unit => Page 01-4 .)
 
→ Indicated on display:
Rapid data transfer     HELP
Select function XX
  • ‒ Press keys 0 and 8 for the function "Read measured value block" and confirm entry with Q key.
 
→ Indicated on display:
Read measured value block     HELP
Input display group number XXX

Note:

The display group number 001 is an example, to illustrate the sequence.

  • ‒ Press keys 0, 0 and 1 for "Display group number 1" and confirm entry with Q key.
 
→ Indicated on display:
(1...4 = Display zones)
Read measured value block     1     ⇒
     1     2     3     4
  • ‒ Press ⇒key.
 
→ Indicated on display:
Rapid data transfer     HELP
Select function XX
  • ‒ Press keys 0 and 6 for the function "End output" and confirm entry with the Q key.

Note:

To change to another display group proceed as follows:

Display group

V.A.G 1551

V.A.G 1552

Higher

Press key 3

Press ↑key

Lower

Press key 1

Press ↓key

Skip

Press key C

Press key C

Display group overview engine codes AFN, AVG, AHU, ALE, 1Z > < Safety precautions