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plx m300 help car wont run corrrect

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Old Dec 10, 2008 | 11:07 PM
  #11  
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Default Re: plx m300

thats what i did
Old Dec 10, 2008 | 11:14 PM
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Default Re: plx m300

cool i will try that thanks
Old Dec 11, 2008 | 03:27 AM
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Default Re: plx m300

you will need a honda datalogging cable (Moates and Xeno got them). Hooked up to the ECU. The connector is usually installed on the ECU when it gets chipped. It will be on the left of the chip, in the chipping area.


Install moates.net USB drivers and set com ports correct in freelog

Don't forget to have datalogging enabled in Crome and J12 cut on the ECU if using freelog.
Old Dec 12, 2008 | 02:10 AM
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Default Re: plx m300

and repeat

dont' forget to cut j12
Old Dec 12, 2008 | 02:25 AM
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Default Re: plx m300

yeah my ecu has the pins chris installed them I have to order my cable. J12?
Old Dec 12, 2008 | 07:57 PM
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Default Re: plx m300

j12 is a resistor.
Your ecu originally is half duplex for serial connection, which works fine for Uberdata. For freelog and Crome Pro you need full duplex which is obtained by cutting the J12 resistor. It also runs at 38400 baud after it gets cut.
Old Dec 31, 2008 | 08:45 PM
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Default Re: plx m300

okay so where do i wire the grey and white wires to? I am gonna use as a replacement for the stocker and need to know how to wire it all up the car is a 99 coupe with obd1 jumper?
Old Jan 4, 2009 | 12:00 AM
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Default Re: plx m300 wiring?

yup
Old Jan 9, 2009 | 11:07 PM
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Default Re: plx m300 help car wont run corrrect

okay so i am using the grey (narrow band output) to replace the stock o2. I pined the grey wire to d14 (obd1) but the moment I start the car it is very rough and i get check light what the hell did I do wrong.
Old Jan 10, 2009 | 01:05 AM
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Default Re: plx m300 help car wont run corrrect

The moment you start the car until it hits 167+ degrees coolant temperature the ECU completely ignores the O2 sensor.

How about you check the code and tell us what else you've done to the vehicle?



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