Description of On-Board Diagnostic System

Notes on the BMW DIAGNOSTIC SYSTEM:

This system does not feature diagnostic capabilities using the BMW DIAGNOSTIC SYSTEM.

Troubleshooting:

Notes:

- Battery charged, U-min = 12 V
- Remove and install instrument cluster only when the ignition is switched oft.
- The test unit simulator for instrument cluster is used with suitable connection plate for testing the instrument cluster.
- The plug connections can be very easily damaged when unsuitable measuring equipment is used. Therefore, only carry out checks at the connectors using the special adapter leads provided for this purpose.
- Take particular care when renewing indicator lamps to ensure that only replacement lamps with the specified ratings are used (destruction of plastic housing).