VW PASSAT MG1CS011 0261S21433 05E906018CS 0809 10SW044161 10SW064718 STAGE1 TUNED is a chip tuning (stage 1 remap) file for the VW PASSAT fitted with the MG1CS011 engine control unit. It matches hardware number 0261S21433 and software number 05E906018CS 0809. The file was read with FLEX and is supplied exactly as read from the unit, byte for byte.
Typical use: improving power and torque while keeping the engine within safe factory limits. Before writing the file, confirm that the hardware and software numbers printed on your ECU label match the numbers above; writing a file to a unit with different numbers can damage the ECU.
After secure checkout the file is available for instant download from your AutoECUFile account, and it stays there for later downloads. Need another version of 05E906018CS 0809, or a file that is not listed? Send us a file request and we will source it for you.
0 261 S21 433
05E906018CS 0809
10SW044161
10SW064718
STAGE1 TUNED
ORGINAL AND MOD FİLE