B16a Hondata S300v2 keeps cutting out at 2K?
Hey what's up guys. I'm having this really annoying problem with my car since I finally got it started after the rebuild. So yesterday, I start it up and go to take it for a drive for the first time. As I start driving, the car suddenly loses all engine power (Electronics and everything else were still on, just no fuel or ignition) a couple seconds later the engine starts running again. I noticed that whenever I hit 2k or so, it does this. No matter what gear I'm in. But in neutral, it revs past 2k no problem. It is a fully built B16a2 with a omni power 3 bar map sensor running a P28 with Hondata S300 and a basemap from Phearable. Any help is much appreciated. Thanks!
I shall datalog it tomorrow, as I have a lot going on today and won't be able to drive it. I do have one check engine code for the VTEC spool (code 21) if that helps. If anyone has any info that could share without the datalogs feel free to chime in.
I'm all for John at Phearable I've spent close to 800 bucks in the last 3 months with him including 3 basemaps a s300 and an mtx-l... however basemaps are just that basemaps... There are parts of my basemap that is uber uber close and some that are leaning me into the 17:1 range... if he put lean protection on to help save the motor then that's what you may be encountering... I see that you have a 3 bar map do you have a turbo kit, or supercharger on the car??? if not ditch it for a stock piece... you will get more resolution out of the stock map sensor... Goto parameters > Map what map is selected???
Oh no no, I didn't mean it like that. I have all faith in John as he has chipped and basemapped for me before. That is why I purchased my Hondata system and had him install with basemap for my setup. And yes it is a turbo setup. But thank you for the info I will check for that when I get home and let you know.
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I was not in anyway saying that John messed up btw... was just saying basemap is just that a basemap... every engine is different and unless the car is in front of him there is no way to get it perfect.
Oh okay well yeah I completely get that. I just find it weird how it does this and would like to sort out the problem. Not blaming anyone.
Alright guys so here's an update. Took the car out for another spin and went to Datalog it, of course i didn't start it by accident and by then it had started raining. But I noticed something that I think is the problem. When I'm driving and it cuts out, it's like the car doesn't realize the throttle is open and thus acts like I let off the gas. It's like as if I just let off the gas because it returns to idle and runs fine so I'm thinking its gotta be something with the TPS. I already calibrated it on Hondata and the minimum reading is -5 and the maximum reading is 72.88. I find it weird that it is a negative value as the minimum reading and even when adjusting it it won't change from -5. Could this be the issue and if so I do I go about fixing it?
Google.com how to calibrate honda tps
There are videos and write ups all over the net.
Once the tps sensor is properly calibrated mechanically, calibrate it via the smanager software and make sure to upload the modified calibration to the ecu etc.
There are videos and write ups all over the net.
Once the tps sensor is properly calibrated mechanically, calibrate it via the smanager software and make sure to upload the modified calibration to the ecu etc.
-5 is the lowest it will read. rotate it and re-read the closed setting untill it reads -4.5 or higher. than recalibrate the full throttle setting by holding the pedal to the floor and hit calibrate. s300 will scale those ranges into 1-100% automaticly. cycle the pedal to ensure the tps reading is fluid in your display menu
Thanks for the info. I took it off yesterday and realized that when I went to put it back on, I never inserted that tab in the little holder that actually moves that TPS as you push the throttle. Put it in correctly and recalibarated manually and through Hondata and now everything looks way better. No more negative value and the TPS percent is spot on wherever I move the pedal. Will update soon when I'm able to drive it again and see if it fixed it.
Update! Started the car up and immediately noticed how much better the throttle response and idle was. Took her for a drive and she has no problem passing up 2K now, not even a hiccup! Thanks for all the info you guys much appreciated!
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HNDAPWR
Honda Civic / Del Sol (1992 - 2000)
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Mar 15, 2007 12:35 PM



