ECU hardware number
03P997021S original ECU files
1 file read from control units with hardware number 03P997021S (Delphi DCM3.7), fitted to Volkswagen Polo. Original (stock) files as read from the ECU: match the SW number and calibration with your reading, then order; the download link is emailed after payment.
Software numbers found with 03P997021S
Each number opens the files that carry both.
SW 0275 1
Catalogue engine v1.44.5