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Thread: sr20de + T help please

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Posts: 11-18 of 18
2013-07-15 13:15:14
#11
Originally Posted by cortrim1
you need to get your ecu chipped for the setup you have. running a det 8:5:1 program is not the safest thing to do on a 9:5:1 motor. So you need a program for a 9:5:1 motor with a turbo, stock maf, and 370cc injectors. The jdm ecu needs the skinny 02 sensor which can be had from greg v. What kind of wide band are you using?



This is exactly what JWT told me JDM gets the skinny.

JW does your TPS read in a good range for voltage?
2013-07-16 04:33:10
#12
Originally Posted by Zeek234
Originally Posted by cortrim1
you need to get your ecu chipped for the setup you have. running a det 8:5:1 program is not the safest thing to do on a 9:5:1 motor. So you need a program for a 9:5:1 motor with a turbo, stock maf, and 370cc injectors. The jdm ecu needs the skinny 02 sensor which can be had from greg v. What kind of wide band are you using?



This is exactly what JWT told me JDM gets the skinny.

JW does your TPS read in a good range for voltage?



yes the tps is 0.53 v

how can i talk with jwt ? can he prgram my stock ecu ?
thanks
Last edited by spotter_25 on 2013-07-16 at 04-36-29.
2013-07-16 18:58:13
#13
Originally Posted by spotter_25
i cant use the skinny o2 sensor because is the j pipe wich iam using is for fat o 2 sensor
and is oem and its suposed that this turbo comes from an avenir.

so i use the o2 sensor that was in the J pipe o2 sensor
my car is MDM is a b13 Tsuru sr20de+t


I think I have the skinny O2 bung that you would need. It screws into the stock j-pipe. You must have the fat bung in it now.

That way you could screw the skinny O2 in your j-pipe.
2013-07-17 06:11:59
#14
Originally Posted by blckse-r
Originally Posted by spotter_25
i cant use the skinny o2 sensor because is the j pipe wich iam using is for fat o 2 sensor
and is oem and its suposed that this turbo comes from an avenir.

so i use the o2 sensor that was in the J pipe o2 sensor
my car is MDM is a b13 Tsuru sr20de+t


I think I have the skinny O2 bung that you would need. It screws into the stock j-pipe. You must have the fat bung in it now.

That way you could screw the skinny O2 in your j-pipe.


are you sure I have to use the skinny o2 ?? this is which i am using is wich comes with the J pipe oem

2013-07-17 13:22:17
#15
I don't know what you should be using. I was just saying I have the bung it screws into, it would replace the fat one you have on that j-pipe now.
2013-07-17 16:51:54
#16
Originally Posted by blckse-r
I don't know what you should be using. I was just saying I have the bung it screws into, it would replace the fat one you have on that j-pipe now.


oh

ok
and do you sell it ? can you psot pics please
2013-07-17 17:18:46
#17



- - - Updated - - -

I've changed them around 2x. I always used the fat one, but had an ecu that used the fat one. So I have no need for this skinny one. pm if you want.
2013-07-17 17:19:00
#18
I think you missed the point that cortrim1 made. If you use USDM ECU you have to use Fat o2 sensor, if you use JDM ECU you have to use Skinny O2 sensor.

Furthermore running a DET ECU (tuned for 8.5:1cr) on a Stock DE (9.5:1cr) can kill the motor with detonation since 8.5:1 Tune has a lot more timing in it then a 9.5:1 can handle. The safest thing to do in this case is retard the base ignition timing to 10-13*, but that's will make your idle a lot worse.

Real fix for all of your issues is getting a properly tuned ECU. JWT sells drop in ECU's,but if you need a retune it's an additional $100 though. Other options are NismoTronic or Nistune but these require you to tune it yourself. There are plenty of base tunes for your setup on the forums though.
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