BMW VEHICLE: PROGRAM CONTROL UNITS. SERVICE ENGINE SOON (MIL) LAMP MAY COME ON DUE TO A DIAGNOSTIC ERROR. TO DETERMINE WHETHER A SPECIFIC VEHICLE HAS HAD THIS SERVICE COMPLETED OR IS AFFECTED BY THIS SERVICE, FIRST CHECK THE B PILLAR LAB EL FOR CODE NUMBER 577. IF CODE NUMBER BEEN PUNCHED OUT, WAS ALREADY PERFORMED. IF NOT PUNCHED OUT, ITS NECESSARY TO UTILIZE KEY READER. PROGRAM THE VEHICLE USING ISTA/P 2.39.2 OR LATER. *PE
