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Referring to the act of calibrating the Engine Control Unit (ECU) or Powertrain Control Unit (PCU). This is done for better performance, gas mileage, or to allow the components of the vehicle to run better after modification.

3 votes

How to begin learning engine tuning?

Hope that gives you some food for thought - I'm no expert on tuning, but I've got a pretty good understanding of how the engine works in the first place, and it's all self-taught using the tricks above …
Nick C's user avatar
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2 votes
Accepted

How to get started tuning ecus?

Remember – Megasquirt does require calibration and tuning! To successfully install and tune the ECU you will need to understand engine operation and fuel injection methods. …
Nick C's user avatar
  • 28.9k
2 votes

Why didn't tuning box or remap work on my mondeo st tdci

Remaps are often not about significantly increasing the top-end power, but changing the shape of the power and torque curves to suit the intended use of the car. A normal road car, such as your mond …
Nick C's user avatar
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