ELD wont log Under 1.4v

K-Series Programmable ECU installation questions / support issues
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93supercoupe
Posts: 7
Joined: Fri Jan 04, 2013 10:31 pm

ELD wont log Under 1.4v

Post by 93supercoupe »

Kpro green board
Kmanager 3.2.2
EG hatch
stock k20a2

I have the 0-5v from my AEM uego going to E15. With the sensor unplugged, i adjust the voltage offset to match perfect.

It will log anything above 12.3ish/1.4vish (going off memory)fine, but anything under that, it will just stay at 12.3/1.4v even tho the gauge displays 10.0afr.

So i change the gauge with a known good AEM unit, with the same results. I put a meter on the 0-5v output of the guage and add alot of fuel across the map, and i get .2v at 10.3AFR and 2.xx at 14-15 AFR witch seems correct.

I call hondata, and they assure me there are not resistors that need to be removed in the ecu and it must be the AEM units fault.

Any help? Thanks.

Edit- attached are a log of a pull. NOTE that the AFR is 11.8 due to ME changing the voltage offset GREATLY for diagnostic purposes. Weather its 11.8 or 12.3 AFR, the ELD will only go as low as 1.4v
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Last edited by 93supercoupe on Sat Jan 05, 2013 7:33 pm, edited 1 time in total.
93supercoupe
Posts: 7
Joined: Fri Jan 04, 2013 10:31 pm

Re: ELD wont log Under 1.4v

Post by 93supercoupe »

Side question- Is the K series knock sensor reliable? I know on earlier Hondas, the knock sensor was a joke, but it seems people swear by them on these Ks.
93supercoupe
Posts: 7
Joined: Fri Jan 04, 2013 10:31 pm

Re: ELD wont log Under 1.4v

Post by 93supercoupe »

Any help?
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Spunkster
Site Admin
Posts: 23884
Joined: Fri Sep 20, 2002 5:06 pm
Location: Hondata

Re: ELD wont log Under 1.4v

Post by Spunkster »

You can try removing the resistors, but it is not something we recommend and you do at your own risk.

The knock sensor is very good and in my opinion even the OBD1 knock control works very well.
93supercoupe
Posts: 7
Joined: Fri Jan 04, 2013 10:31 pm

Re: ELD wont log Under 1.4v

Post by 93supercoupe »

all fixed. removed r300 and r301 and it works perfect. Thanks
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