A term used to indicate that the engine control computer is currently actively controlling the fuel mixture in the engine cylinders.
Questions tagged [closed-loop]
3 questions
5
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2 answers
Letting Off Gas Forces Open Loop
I noticed something that seems a bit strange to me. Many times when I let off the gas the ECU drops out of closed loop into open loop for about a second.
You can see on the graph that this happens both when coming off a rev, and when coming off a…
Robert S. Barnes
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2
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1 answer
Changing or disabling vtec switchover RPM in 7th generation Honda Accord
I am considering increasing the VTEC switch-over point in my 2007 Honda Accord. The reason I want to do this is to improve the MPG of the car.
In this question I am ignoring the open loop versus closed loop effects because all the driving I plan to…
user25009
2
votes
0 answers
Emissions per mile of high MPG lean-burn gas-powered cars versus standard gas-powered cars
I am wondering if there have been studies or calculations of the NOx emissions per mile of high MPG lean-burn gas-powered cars versus standard gas-powered cars.
Honda made some great lean-burn cars in the early to mid nineties. But the lean-burn era…
user25009