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Regenerative Braking

A system that converts kinetic energy back into stored electrical energy during deceleration.

Definition

Regen braking reduces wear on friction brakes in hybrid and EV platforms.

Aggressive regen settings feel like engine braking and can improve efficiency in stop-and-go traffic.

Related terms

  • ECUEngine control unit — the computer managing fuel, ignition, and emissions parame
  • OBD-IIOn-board diagnostics standard providing standardized trouble codes and sensor da
  • MAP SensorManifold absolute pressure sensor reporting boost or vacuum to the ECU.
  • MAF SensorMass airflow sensor measuring incoming air mass for fuel delivery calculations.
  • Knock SensorA sensor detecting engine knock (detonation) so the ECU can retard timing.
  • CAN BusController area network — the digital communication backbone linking vehicle mod

Category: Electronics · Updated August 31, 2026