1.4.2.2 Diagnosis Frequency and MIL illumination

Diagnosis Frequency and MIL illumination - no refueling detected, leak > 0.04 inches 

Fig 1: Blinking Pattern Of Malfunction Indicator Light (No Refueling Detected)

Courtesy of BMW OF NORTH AMERICA, INC.

Diagnosis Frequency and MIL illumination - after refueling detected, leak > 0.02 inches 

Fig 2: Blinking Pattern Of Malfunction Indicator Light (After Refueling Detected)

Courtesy of BMW OF NORTH AMERICA, INC.