| The speed signal is generated by the speedometer sender -G22- and is produced in the dash panel insert. |
| The processed signal passes to contact 9 of the engine control unit and is used for idling speed stabilisation and for damping load change jolts during gearshifts. |
| Special tools and workshop equipment required |
| t
| Hand multimeter (e.g. -V.A.G 1715-) |
| t
| Diode test lamp (e.g. -V.A.G 1527 B-) |
| t
| Adapter cable set (e.g. -V.A.G 1594 A- or -V.A.G 1594 C-) |
| t
| Test box -V.A.G 1598/31- |
|
|
|
