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-   -   plx m300 help car wont run corrrect (https://www.homemadeturbo.com/engine-management-10/plx-m300-help-car-wont-run-corrrect-97297/)

onlyflash944 12-10-2008 11:07 PM

Re: plx m300
 
thats what i did

CIVIC.93 12-10-2008 11:14 PM

Re: plx m300
 
cool i will try that thanks

BoostForLife 12-11-2008 03:27 AM

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.
http://www.moates.net/images/cn2_latch_header.jpg

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.

onlyflash944 12-12-2008 02:10 AM

Re: plx m300
 
and repeat

dont' forget to cut j12

CIVIC.93 12-12-2008 02:25 AM

Re: plx m300
 
yeah my ecu has the pins chris installed them I have to order my cable. J12?

BoostForLife 12-12-2008 07:57 PM

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.

CIVIC.93 12-31-2008 08:45 PM

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?

CIVIC.93 01-04-2009 12:00 AM

Re: plx m300 wiring?
 
yup

CIVIC.93 01-09-2009 11:07 PM

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.

Tom-Guy 01-10-2009 01:05 AM

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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