15.8.1 Rationality check (P0607)

General description: 

The A/D converter is monitored for malfunction. If the calibration of the reference voltage or the conversation of all A/D converters are not finished in time, a fault is detected. If this malfunction is detected during two consecutive driving cycles, the MIL is illuminated.

Flowchart: 

Fig 1: DTC Storage Flowchart (Analog Digital Converter Rationality Check)

Courtesy of BMW OF NORTH AMERICA, INC.