916 i TYPE C24
Figure 12: Management System
7.5.2) Ignition control
The 916 iSc A is equipped with 4 double ignition coils. The igni-
tion system is almost entirely wear-free, as the ECU generates
and processes the ignition signal electronically.
7.5.3) Fuel injection control
The engine is equipped with an electronic fuel injection system.
This system is controlled by the ECU and enables highly accu-
rate metering of the fuel according to operating and load condi-
tions, whilst at the same time also taking ambient conditions
into account.
The key input variables are throttle valve position, engine speed
signal, intake air temperature, ambient pressure, boost pres-
sure and exhaust temperature. Ultimately, the required fuel
quantity or injection period is determined
Page 7-14
December 01 2023
BRP-Rotax Effectivity: 916 i A / C24
Edition 0 / Rev. 1
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