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S300 V2 extra input datalogging issues

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Old Oct 23, 2013 | 04:52 PM
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boxxykiller's Avatar
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Default S300 V2 extra input datalogging issues

Hey guys looking for a little insight if possible. Got my car up and running but i seem to be having issues with the extra inputs datalogging correctly and the values. I just have oil pressure, fuel pressure, and wideband on inputs 0,1,2 accordingly.

im using the same style pressure sensor for oil and fuel but in the ecu the fuel pressure value is almost maxed out at 900+ psi. Same settings and scales as oil pressure. Tried swapping sensors since the oil pressure was logging correctly and still the same issue with the value being maxed out. Verified all wiring to be correct and im using pins 8&9 for the sensor grounds on the analog harness. At a loss with that one.

then my wideband is logging at almost 250:1 in the ecu when idling. I'm using the NGK AFX wideband setup. Wired correctly with both the sensor analog input and the sensor analog ground going to the V2 board. Using the AFX calibration option in the menu and still getting a wild reading on datalogging. tried selecting several other preset calibrations and even tried a custom scale and still nothing. All values are in the 250+:1 range. The display on the dash is reading correctly and the car drives fine just curious as to why the ecu is acting up.

Any help is greatly appreciated!
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Old Oct 23, 2013 | 08:22 PM
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Turbogixxer's Avatar
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Default Re: S300 V2 extra input datalogging issues

Very dumb question but are you using 5v source for the sensors?
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Old Oct 23, 2013 | 08:30 PM
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Originally Posted by Turbogixxer
Very dumb question but are you using 5v source for the sensors?
Yes I am using the map sensor 5v and tps 5v for the oil and fuel psi sensors. The wideband didn't require one
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