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
- The prerequisite for electrical troubleshooting is that the wiper motor and the wiper linkage are OK mechanically.
- The wiper switch can be checked in accordance with the component testing instructions - Diagnostic procedure ZKE windscreen wiper control.
Testing and Inspection

Installation location:

- WWM rear device support bracket
- K52/K53 wiper relays - left footwell under toot support