Haltech FD Oil Pressure Sensor Calibration
FD Oil Pressure Sensor Calibration
Playing around with a setup I decided to map the FD oil pressure sensor. The values I am giving are using a 33 ohm voltage divider circuit to get a voltage output for the Haltech. If you need the circuit let me know. The sensor actually topped out at 110 psi.
volts pressure psi
1.02 110
1.36 100
1.79 80
2.25 60
2.46 50
2.72 30
2.93 10
5 0
volts pressure psi
1.02 110
1.36 100
1.79 80
2.25 60
2.46 50
2.72 30
2.93 10
5 0
If anyone has an FC oil pressure sensor they can send me I'll can work out voltages/resistances for it as well. I was going to do this but the only extra fc sensor I have had a dented can.
Playing around with a setup I decided to map the FD oil pressure sensor. The values I am giving are using a 33 ohm voltage divider circuit to get a voltage output for the Haltech. If you need the circuit let me know. The sensor actually topped out at 110 psi.
volts pressure psi
1.02 110
1.36 100
1.79 80
2.25 60
2.46 50
2.72 30
2.93 10
5 0
volts pressure psi
1.02 110
1.36 100
1.79 80
2.25 60
2.46 50
2.72 30
2.93 10
5 0
It seems to have a very narrow range, does the software wanna auto extend the scaling changing it in the end or no?
Anybody have any feedback on the OMP control with the Haltech, i have not had the chance to experiment with it, but i did get a call from someone who has apparently gotten it to work, but i could not tell him what soft of duty cycle to run on the map based on how much oil you really need it to inject.
So far it seems to work. I made sure to use the exact number of points when entering the calibration and it didn't try to scale it. I was afraid initially it would try but it didn't.
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79, atmospheric, caliberation, calibration, fd, fd3s, installation, mazda, oil, pressure, presure, rx7, sender, sensor, switch






