On Board Diagnostic, functions

The Steering Column Electronic Systems Control Module J527 is controlled by an internal microprocessor with On Board Diagnostic (OBD) capability. If malfunctions occur in monitored components, Diagnostic Trouble Codes (DTC) will be stored in memory.

Troubleshoot steering column switch system malfunctions by performing OBD program using Vehicle Diagnosis, Testing and Information System VAS 5051/5052 in operating mode "Guided Fault Finding".

NOTE:

After installing a new Steering Column Electronic Systems Control Module J527, t must be coded → Steering Column Electronic Systems Control Module J527 On Board Diagnostic (OBD), functions .
If malfunctions occur at steering column switch, coding of Steering Column Electronic Systems Control Module J527 must be checked → Steering Column Electronic Systems Control Module J527 On Board Diagnostic (OBD), functions .