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2008-07-08 13:41:41 (26 weeks 1 day 4 hours 21 minutes 11 seconds) #1801044 | | view posts since this          #1 

serspecv13
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MAF convertion help!!!

I bought a 2006 MAF from carparts.com I bought the maf and harness but my wires on the 06 are not matching up to the wiring post by Robbie and Travis. My 06 MAF has 5 wires but the colors are way off. I called them and they swore its from a 06 2.5L sentra. Heres my colors.

red/green
yellow/green
all red
all black
all white
Did they send me the wrong MAF or what? Cause from Travis's wire diagram it should be.

red/green
yellow/green
blue/red
black/white
black/yellow

Ive got to get this firgured out... or send it back??? Carparts.com told me the colors depend on what part of the county it came from and there different, is this right??? Thanks..


400whp & 377 ftq @ 14psi

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2008-07-08 16:49:14 (26 weeks 1 day 1 hour 13 minutes 38 seconds) #1801249 | | view posts since this          #2 

pregunta
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Re: MAF convertion help!!!

They might have sent you a harness from a 350z or any other car that uses that plug/MAF.  I checked the FSM and your colors are right.  It is still doable.  Going from car to car the pin out will be the same.  If you are looking down on the top of the plug with the lock clip part facing out (wires facing you)  the wiring goes like this.

1                     2                      3                     4                         5                     (pins 04+ pigtail)
White/Blue     Yellow/Green     Orange/Blue      White/Blue       Red/Green         (02-03 Wiring)
Ground          IAT                   MAF                  Ground                12V   

Hope this helps. 
Oh and you HAVE to get you idle raised.  I have confirmed with a couple people that it will idle till warm then die if you don't.  Plus I have it done on my car.  smiley-wink

Last edited by pregunta (2008-07-09 13:46:25)

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2008-07-09 13:05:46 (26 weeks 4 hours 57 minutes 6 seconds) #1802329 | | view posts since this          #3 

serspecv13
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Re: MAF convertion help!!!

Sorry! but not really.. This is what I went off of and I need to know what the 12volts switched, maf/IAT ground, 0-5 volt maf, 05-v IAT. is on this other plug that I have so I can wire it up right. Just like you did wire 1,2,3,4,5 on the 02-03 I need that on my 06 plug.. But I dont have it with me and dont remember in what order the colors are on the plug..

Robbie's wiring diagram isn't correct..

Both MAF's have a 12 volt feed.. Here's how you should hook the wires up at the MAF connector..

12 volts switched-   (02/03) Red/Green  -to-  (04/06) Red/Green
MAF/IAT ground-     (02/03) White/Blue  -to-  (04/06) Black/White & Black/Yellow (tie together)
0-5 volt MAF to ECU- (02/03) Orange/Blue -to- (04/06) Blue/Red
0-5 volt IAT to ECU- (02/03) Yellow/Green -to- (04/06) Yellow/Green

The red wire left over in the 02/03 harness is a 5 volt feed wire, which will not be used with the new MAF.  The 04/06 MAF converts to 5 volts to feed the IAT internally, so it doesn't require an external 5 volt feed from the ECU.  Cut the red wire short, and tape it up in the harness.

The way that Robbie had you wire it up.. the new flow meter never recieved 12 volts switched, so it wouldn't work at all, and would throw a code.

Travis


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2008-07-09 13:37:33 (26 weeks 4 hours 25 minutes 19 seconds) #1802365 | | view posts since this          #4 

specVnismo2004

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Re: MAF convertion help!!!

not too long ago i helped another member rewire his MAF. (someone stole the old one and cut off his harness connector.) Any way, here is the info i sent him to help out:


here are the colors...
when looking at the 04-05 MAF, the terminal lock tab should face down. then from left to right:
1: not used
2: red with green tracer
3: black with white tracer
4: blue with red tracer
5: yellow with green tracer
6: black with yellow tracer

and here's a quick drawing for you. remember, you are looking at the MAF.

***EDIT*** after cross referencing with Travis' info, it should look kinda like this:


                                            |       |     |      |     |
                                            |       |     |      |     |
                                            R   R/G  W/L  Or/L  Y/G           02-03 harness
                                                    |     |      |     |     
                                                    |     |      |     |     

                                      =============================
                                                    |     |      |     |     
                                                    |     |____________
                                                    |     |                    |
                                                    |     |      |     |      |
                                                    |     |      |     |      |
                                                  R/G B/W  L/R Y/G  B/Y
                                                    |     |      |     |      |
                                         ________________________
                                        /                                          \
                                       |    1     2     3     4     5     6    |      04-06 MAF
                                        \________________________/
                                                         |____|

hope this is helpfull. and GL with your repairs

~Jason

BTW, his was an 04, but they should all be the same. also, this was referenced from the FSM.

Last edited by specVnismo2004 (2008-07-09 14:37:18)


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2008-07-09 13:40:59 (26 weeks 4 hours 21 minutes 53 seconds) #1802371 | | view posts since this          #5 

pregunta
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Re: MAF convertion help!!!

serspecv13 wrote:

Sorry! but not really.. This is what I went off of and I need to know what the 12volts switched, maf/IAT ground, 0-5 volt maf, 05-v IAT. is on this other plug that I have so I can wire it up right. Just like you did wire 1,2,3,4,5 on the 02-03 I need that on my 06 plug.. But I dont have it with me and dont remember in what order the colors are on the plug..

Robbie's wiring diagram isn't correct..

Both MAF's have a 12 volt feed.. Here's how you should hook the wires up at the MAF connector..

12 volts switched-   (02/03) Red/Green  -to-  (04/06) Red/Green
MAF/IAT ground-     (02/03) White/Blue  -to-  (04/06) Black/White & Black/Yellow (tie together)
0-5 volt MAF to ECU- (02/03) Orange/Blue -to- (04/06) Blue/Red
0-5 volt IAT to ECU- (02/03) Yellow/Green -to- (04/06) Yellow/Green

The red wire left over in the 02/03 harness is a 5 volt feed wire, which will not be used with the new MAF.  The 04/06 MAF converts to 5 volts to feed the IAT internally, so it doesn't require an external 5 volt feed from the ECU.  Cut the red wire short, and tape it up in the harness.

The way that Robbie had you wire it up.. the new flow meter never recieved 12 volts switched, so it wouldn't work at all, and would throw a code.

Travis

The pins are for the 04+ harness, the wire colors are from the 02-03 wire loom that goes to the harness.  Look at my post again and see if it makes sense now.

Last edited by pregunta (2008-07-09 13:41:28)

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2008-07-09 13:46:59 (26 weeks 4 hours 15 minutes 53 seconds) #1802380 | | view posts since this          #6 

pregunta
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Re: MAF convertion help!!!

Mixed up two wires...Fixed first post

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2008-07-09 13:51:10 (26 weeks 4 hours 11 minutes 42 seconds) #1802382 | | view posts since this          #7 

serspecv13
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Re: MAF convertion help!!!

Thats sweet bro! Thanks for your time I will try this tonight and post up how it went.. Thx again..


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2008-07-09 22:58:45 (25 weeks 6 days 19 hours 4 minutes 7 seconds) #1802936 | | view posts since this          #8 

red02v
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Re: MAF convertion help!!!

Im posting this for serspecv13:

" I put the 06 maf in and it wont idle right, it just keeps going up/down up/down. And my tune is way off?? I did the idle relearn but it dies every time I try it????

Help!


DULM: I have to surprise emily with it. When she's not looking bam. Then I back away like a kid at a urinal and see how far I can make it
Sirl: let me tell ya...  time is hard on tits...  /   Sirl: finally.. go tit...
Anon K: Mitch, Mmm I can't wait!
636specman:
i hate eating fried chicken for ethical implications but god damn is it good.
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2008-07-09 22:59:34 (25 weeks 6 days 19 hours 3 minutes 18 seconds) #1802937 | | view posts since this          #9 

JCProV

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Re: MAF convertion help!!!

I can't help but I have a couple spare MAFs. one from an 04


04 Spec V
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2008-07-10 05:56:21 (25 weeks 6 days 12 hours 6 minutes 31 seconds) #1803099 | | view posts since this          #10 

pregunta
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Re: MAF convertion help!!!

red02v wrote:

Im posting this for serspecv13:

" I put the 06 maf in and it wont idle right, it just keeps going up/down up/down. And my tune is way off?? I did the idle relearn but it dies every time I try it????

Help!

Raise the MAF voltage with your SAFC between 200 and 1000rpm and get your idle raised.  Oh and I forgot clear your codes.

Last edited by pregunta (2008-07-10 06:01:08)

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2008-07-11 10:49:54 (25 weeks 5 days 7 hours 12 minutes 58 seconds) #1804297 | | view posts since this          #11 

pregunta
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Re: MAF convertion help!!!

dude, you get this sorted out?  lemme know.

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2008-07-11 14:14:28 (25 weeks 5 days 3 hours 48 minutes 24 seconds) #1804495 | | view posts since this          #12 

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Re: MAF convertion help!!!

pregunta wrote:

red02v wrote:

Im posting this for serspecv13:

" I put the 06 maf in and it wont idle right, it just keeps going up/down up/down. And my tune is way off?? I did the idle relearn but it dies every time I try it????

Help!

Raise the MAF voltage with your SAFC between 200 and 1000rpm and get your idle raised.  Oh and I forgot clear your codes.

How do you raise the MAF voltage with the SAFC??


DULM: I have to surprise emily with it. When she's not looking bam. Then I back away like a kid at a urinal and see how far I can make it
Sirl: let me tell ya...  time is hard on tits...  /   Sirl: finally.. go tit...
Anon K: Mitch, Mmm I can't wait!
636specman:
i hate eating fried chicken for ethical implications but god damn is it good.
cute02spec: yep, big one and handheld.
"i dont know why you're laughing you just have a red one with some ugly wheels on it...no offense"
"Ryan: derek ur black?"


Live in the Mid-west? True Froced Induction Specialist. For all your tuning needs!
http://www.humbleperformance.com/

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2008-07-11 15:21:20 (25 weeks 5 days 2 hours 41 minutes 32 seconds) #1804552 | | view posts since this          #13 

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Re: MAF convertion help!!!

red02v wrote:

pregunta wrote:

red02v wrote:

Im posting this for serspecv13:

" I put the 06 maf in and it wont idle right, it just keeps going up/down up/down. And my tune is way off?? I did the idle relearn but it dies every time I try it????

Help!

Raise the MAF voltage with your SAFC between 200 and 1000rpm and get your idle raised.  Oh and I forgot clear your codes.

How do you raise the MAF voltage with the SAFC??

you add positive corrections.


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2008-07-11 15:23:06 (25 weeks 5 days 2 hours 39 minutes 46 seconds) #1804555 | | view posts since this          #14 

red02v
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Re: MAF convertion help!!!

Ok, I dont have an SAFCII so I'm going to have to ask. Possitive corrections where?


DULM: I have to surprise emily with it. When she's not looking bam. Then I back away like a kid at a urinal and see how far I can make it
Sirl: let me tell ya...  time is hard on tits...  /   Sirl: finally.. go tit...
Anon K: Mitch, Mmm I can't wait!
636specman:
i hate eating fried chicken for ethical implications but god damn is it good.
cute02spec: yep, big one and handheld.
"i dont know why you're laughing you just have a red one with some ugly wheels on it...no offense"
"Ryan: derek ur black?"


Live in the Mid-west? True Froced Induction Specialist. For all your tuning needs!
http://www.humbleperformance.com/

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2008-07-11 21:53:52 (25 weeks 4 days 20 hours 9 minutes) #1804913 | | view posts since this          #15 

pregunta
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Re: MAF convertion help!!!

When you add or subtract in low or high throttle you are actually increasing or decreasing MAF voltage with the SAFC.  Which is why the SAFC is good for 8-9PSI only.  After 9 PSI you are pushing your luck with no timing control unless you are using alky. For that matter 8 PSI. Positive corrections between 0-1000rpm.

Last edited by pregunta (2008-07-11 21:55:24)

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2008-07-15 13:12:34 (25 weeks 1 day 4 hours 50 minutes 18 seconds) #1808090 | | view posts since this          #16 

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Re: MAF convertion help!!!

pregunta wrote:

dude, you get this sorted out?  lemme know.

Not really. I have sort of got it running in the 12's a/f with no meth (was in the 9s? & it was tune'd perfect?) but my son has been down so havent had time to tune anymore. But It still doesnt want to idle right and every time I do the relearn it just dies? I got my idle raised to 950 when I was on nitrous long time ago,so thats not a problem. It will sit at 1500rpms for a long time but will drop down in the 950 range but everytime I stop at a light or drive true ect, it just stays revved real high for quite a while?? and it'll stay running at idle now (tunning) and only dies when I try the relearn... Im getting ready to just buy a 03 maf again and say fuck it but Ive already cut the harness and shit so would like to fix this one.. Any idea's???? Thanks!!
I dont understand why other people have no problems and mine is all fucked up???

Last edited by serspecv13 (2008-07-15 13:14:15)


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2008-07-16 16:55:31 (25 weeks 1 hour 7 minutes 21 seconds) #1809527 | | view posts since this          #17 

pregunta
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Re: MAF convertion help!!!

When I put mine in it would idle and once it hit operating temp the car would die.  I raised to 950 and it it will idle now.  Before raising my idle, when coming to a stop light I had to brake and give it gas to keep it from stalling.  By raising your idle you bring the MAF voltage into the correct range the FSM specifies without manipulation by EU or SAFC.  I tried changing the MAF output value with both of the affore mentioned boxes but my idle was terrible.  I think the 04+ MAFs are way more sensitive than the earlirer 02-03 ones and the transplant goesn't take too well without tweeking.  Change values from 500 rpm to slightly below the new idle value so the car sees the same voltage if the rpms drop but don't adjust at idle rpm.  Do idle relearn once then "set it and forget it." LOL     

There is a wierd period while warming up where it will dip in rpms (6-700rpm) and run 9's I have seen but blip the throttle and that will go away.  Once fully warm mine idles at around 950rpm but the idle jumps every now and again.  I don't know if this is a result of the MAF or just what I have done to my car.   

I THINK when you mention the idle hanging at 1500 rpm is an adjustment to raising the idle.  I know alot of specs hang at a certian rmp while coming to a stop then drops to idle rpm.   So before raising the idle that may have been 1000rpm now because of the higher idle 1500 is the hang spot.  But that is just speculation on my point.  My car never hung though it dips in rpm then comes back to idle.   

I also had to retue my car.  The voltage the 04+ MAFs put out are close to the 03 MAFs but far enough apart where you will need to retune.

I hear ya on the buying another 03 MAF I almost did it but I couldnt handle having to change my MAF out once a year this would have been my second one at $80-500 bux a pop (depending on where you get them).  Plus I found replacement 04 MAFs for $49.00 smiley-eek but I doubt I will never need them.  When it comes down to it I sacrificed a bit of smooth idle for not having to buy a MAF every year.  smiley-wink

Sorry about the rant.........

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2008-07-17 13:03:18 (24 weeks 6 days 4 hours 59 minutes 34 seconds) #1810378 | | view posts since this          #18 

serspecv13
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Re: MAF convertion help!!!

Thanks for the info bro. I have my safc starting out at 1000 I think? Ill try to drop that down a bit I think and my nissan tech said he'll do a idle relearn with there consult II and see if that does the trick. I already have the idle raised so thats not an issue.. but other the idle it runs great so Im just going to live with it... Thanks bro..


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2008-07-17 13:40:51 (24 weeks 6 days 4 hours 22 minutes 1 second) #1810401 | | view posts since this          #19 

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Re: MAF convertion help!!!

no problem man.  It is do-able you may have to fight wilt it alittle but it will work.  Keep me updated and let me know how it goes.  If you need anything else let m know.  I will try to help.

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2008-11-18 18:43:15 (7 weeks 22 hours 19 minutes 37 seconds) #1927003 | | view posts since this          #20 

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Re: MAF convertion help!!!

For anyone wanting to do this convertion the wiring diagram and stuff that "pregunta" WORKED GREAT.


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