9-1 Active steering control unit, power steering motor
9-2 Active steering control unit, ESP sensor module, ABS control unit
* AWD models only
**Wire color changed from or/sw to or/ws, gradual change
***For models with dynamic steering (1N7) and rear differential "quattro Sport" (GH2)
9-3 Control unit in instrument panel insert, active steering control unit, power steering pump
* for 8-cylinder petrol models
** for 6-cylinder petrol models