BMW E91 318d — power readings before and after remapping
BMW E91 318d power measurements with the original software and after ECU calibration.
This 2006 BMW E91 318d diesel came in for a power check and ECU calibration. The video lists factory figures of 122 hp and 280 Nm. Before programming, the ECU software was described as unchanged.
The dyno recorded approximately 130 hp and 228 Nm before calibration. After the software was adjusted, the result was 179 hp and 394 Nm.
Compared with the factory figures listed in the video, the final measurement represents an increase of about 57 hp and 114 Nm. This comparison uses the factory figures; the car's actual pre-calibration dyno readings were different.
Video related to this case
Watch the video for additional details about this job.
