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  1. Thanks for that, I will have a look over the...

    Thanks for that, I will have a look over the Christmas break. I just wanted to find someone who might recommend something, and this sounds like you have used and got along with it.

    Cheers
  2. Generate offline serial data and NMEA gps data after logging real values on the road

    I want to do some testing of a programme I have written. Any suggestions are very welcome, here is what I'm upto:

    I am using an arduino to send accelerometer data via USB serial connection into...
  3. Thanks for showing an interest. I have made some...

    Thanks for showing an interest. I have made some limited progress since posting! The software combines GPS and accelerometer data to estimate vehicle speed. I have written some basic coastdown...
  4. I still have not re-partioned my HDD, however, I...

    I still have not re-partioned my HDD, however, I have just published to my blog, the first steps towards integrating an accelerometer with my car PC...

    I wanted to get an idea of cornering forces,...
  5. As said above, I would say Arduino is great open...

    As said above, I would say Arduino is great open source hardware. I am using an Arduino clone 'seeeduino' check out my blog post I have just published where I am using an arduino to interface with a...
  6. Excuse my ignorance, but what is involved with...

    Excuse my ignorance, but what is involved with writing riderunner plugins? Is it a case of creating an executable and then simply embedding into the Ridefunner front end?

    I am planning the...
  7. Last night, I pulled the computer out of the car...

    Last night, I pulled the computer out of the car with the intention of installing my visual basic application for accelerometer logging. I wrote it using VB express 2010. To install, it turns out...
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    I just wrote a post, giving an overview of the...

    I just wrote a post, giving an overview of the maths involved, even for those without a MAF signal. Chemical energy of petrol is approx 43MJ/kg. Check out the post here

    ---------- Post added at...
  9. 1996 Mazda / Eunos / Miata MX-5 data logger...

    Hi, I have been lurking around these forums for about a year. I have come a fair way from the initial idea to shove a pc in my car, so decided I would start a blog on wordpress and also put some...
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    Ok so you tried it and failed? I don't want...

    Ok so you tried it and failed?

    I don't want people to be put off this technique based on your speculative comments. As I already said in my post, I have tried it and found it provided a...
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    I think of it like this: Petrol load = ...

    I think of it like this:

    Petrol load = [Airflow / Airflow max@current eng speed]
    Diesel load = [Torque / Torque max@current eng speed]

    The difference in notation is because diesels...
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    Where did you get the wide band lambda sensor...

    Where did you get the wide band lambda sensor from? Does it sit next to the cars standard one?
  13. I would think this is not particularly vehicle...

    I would think this is not particularly vehicle dependant. Assume at engine off to find vbatt anywhere between 11.5v to 13v. If Voltage exceeds say 13.5v (alternator charges at about 14v) then the...
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    This should prove helpful, I am learning lots but...

    This should prove helpful, I am learning lots but still have so much more to learn. I am using the Elite skin, how and where do I place this code? Is it written into the RR.ini file in place of...
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    Thanks for directing, I did search but did'nt...

    Thanks for directing, I did search but did'nt find that thread. Looks exactly what I need though, I plan to try later on today- its hard to deal with problems when the pc is installed in the depths...
  16. Replies
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    Riderunner dfx4.0 music db question

    Hi I am running dfx4 skin. I have two issues.

    1) having messed about with different music paths my 'rescan' no longer works reporting the following error:

    err.windescription The RPC server is...
  17. Replies
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    I guess they are not OBD compliant as they are...

    I guess they are not OBD compliant as they are Ford specific. So simply looking up the scaling is out of the question!

    Please post the full message and responses to the following conditions:
    ...
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    Wideband lambda

    Hi guys, I realise this is probably a long shot, but has anyone had much experience with PID 24 on the OBD II protocol?

    I am specifically interested in diesels which report on this PID, has anyone...
  19. The engine is not so relevant, what ECU is...

    The engine is not so relevant, what ECU is planned to control it? We used a MOTEC ECU which for the car I was involved in designing at loughborough uni http://www.motec.com.au/m800/m800features/ as...
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    An alternative that you may or may not have...

    An alternative that you may or may not have considered.

    1) monitor your maf sensor and assume fuel flow = airflow/14.7 (g/s)

    2) monitor your maf sensor and monitor your lambda sensor, (usually...
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    ...update

    I took everything out, pushed everything back home and hey presto she fired up, turns out when i was prodding around with my multimeter i dislodged the wire connecting the bench terminal to the m2...
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    Did I break my M2?

    I feel pretty dumb right now. I had the computer running on my bench using a 13.5v dc supply simulating the car battery feeding the m2-atx. I am really bad with anything wiring electrical wise and...
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    US OBD-II is 1996 onwards. I think the UK is...

    US OBD-II is 1996 onwards. I think the UK is somewhere near 2004...
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    Go down both routes...

    If I were you I would do the following assuming petrol car!:

    - Take a note of my cars peak horespower and at what RPM (this will give you an idea of whether you are in the right ball park!)

    -...
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