NOTE: This is for reading Vauxhall Astra/Belmont, Cavalier 1990 onwards or Calibra 1992 onwards with Bosch 2E ABS system only.
1 Drive vehicle until it reaches operating temperature.
2 Stop vehicle, place in park or neutral and turn ignition OFF.
4 Turn ignition ON.
5 Codes will be emitted via ABS light on dashboard display.
6 Read codes as described in the Code Format Description below.
7 Press the continue button to enter the code numbers and get the code description(s).