5th Generation Maxima (2000-2003) Learn more about the 5th Generation Maxima, including the VQ30DE-K and VQ35DE engines.
View Poll Results: Are you interested in a reflash for your 5.5 gen?
Yes, quit baiting me and do it!
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Voters: 54. You may not vote on this poll

Interested in 5.5 gen ECU reflash? I have good news coming soon...

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Old 09-07-2016, 11:47 AM
  #81  
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Originally Posted by NmexMAX
Look who's back ... The OG OG krismax ...
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Old 09-21-2016, 04:37 PM
  #82  
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For whatever reason the forum has not been giving me notifications, nor my app....hmm. First thing I will say is watch out for Jason, his rep isn't so good(google.) Secondly, I will have news by the end of the week(probably sunday) and will have all the details posted here. At this point my thoughts are as follows: DE flash for bolt ons(10-15 whp depending on Octane available locally and mods) Partial flash with Intake cam timing changed and rev limiter raised(for those who have a tuning solution already.) Rev limiter flash(for those who have a tuning solution already.) These will all come at different price points. The DE bolt on tune is essentially finished, and has been dyno'd(made 253WHP on a mustang dyno.) Mods: ebay short ram, obx headers, ebay 2.5 cat back w/ test pipe, BOP, partial nwp spacer kit.

Last edited by murphys_law; 09-21-2016 at 06:04 PM.
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Old 09-21-2016, 04:40 PM
  #83  
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In addition, within the next month or so I will be doing a DE with a 4" intake and GTR injectors(along with the other bolt ons) and also a Altima "HR" swap Maxima that will be running GTR injectors and a 4" intake, so those will both be options down the road.
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Old 09-21-2016, 04:46 PM
  #84  
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Some street tuning that was done a while back, that I quantify with Virtual Dyno:
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Old 09-21-2016, 05:21 PM
  #85  
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OMG YES!! Been waiting to see this. Trying to figure out if i should buy the 4inch intake and injectors first then get this or get this and get reflashed later when l have funds available for the 4inch. Problem is l can only do one right now not both. Uhg decisions

Is the 4inch intake and injectors worth it?
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Old 09-21-2016, 05:23 PM
  #86  
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Forgot to ask. Your tune keeps throttle open all the way right? Also what are you raising the rev limiter to?

Are you seeing power past the stock rev limiter?
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Old 09-21-2016, 06:04 PM
  #87  
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Originally Posted by losifanatic
Forgot to ask. Your tune keeps throttle open all the way right? Also what are you raising the rev limiter to? Are you seeing power past the stock rev limiter?
The 02-03 doesn't close the throttle like the later vq. It uses a different ecu. The rev limiter on this ecu flashed de is 7150, but have ran as high as 7400 on a " fwd hr" for some testing. It doesn't make more power past the stock limiter, but shifting higher puts you in a better part of the power band after shifting.

Last edited by murphys_law; 09-22-2016 at 11:25 AM.
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Old 09-22-2016, 10:41 AM
  #88  
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Originally Posted by murphys_law
The 02-03 doesn't close the throttle like the later vq. It uses a different ecu.

The rev limiter on this stock de is 7150, but have ran as high as 7400 on a " fwd hr" for some testing.

It doesn't make more power past the stock limiter, but shifting higher puts you in a better part of the power band after shifting.
Wait both of mine are 6700rpms. 7150 would be nice to have.
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Old 09-22-2016, 11:25 AM
  #89  
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Originally Posted by losifanatic
Wait both of mine are 6700rpms. 7150 would be nice to have.
Correct, I was referring to the the ecu that I flashed on a DE engine. Post edited for clarity.
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Old 09-22-2016, 05:26 PM
  #90  
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Originally Posted by krismax
any 2001 love
Not yet. I've got the rom decoded but haven't done any real world testing on the 2000-2001. Possibly in the future.

Last edited by murphys_law; 09-22-2016 at 07:48 PM.
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Old 09-22-2016, 07:39 PM
  #91  
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Is it Sunday yet? Lol
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Old 09-25-2016, 07:19 PM
  #92  
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*****UPDATE:******
9-25-16
2002-2003 Maxima 6 speed bolt on tune is as follows:
Rev Limit only flash: $175
Rev Limit and Cam Timing: $225
Full Flash with Cam Timing, Rev Limit, and AFR: $275
The full flash has been tested with a 2002 Maxima with headers(obx), short ram, test pipe, and 2.5" exhaust, and shows approx 10-15 WHP/TQ gains around peak along with very large gains in the midrange(20wTQ), in addition the rev limiter is raised to 7,150RPM.
Dyno results show 253WHP on a mustang dyno, and back to back runs on a stock ecu(with +2 base timing) show 244WHP. Dyno sheets are in the post below.
You would send your ecu into me(and pay shipping) and I will flash it and send it back via priority mail. Turn around will be 2-3 days + shipping time. This can then be plugged back in your car and run(although you will have to clear any codes from the flash.)
The tune is developed to run on 91 octane or higher! Base timing will need to be adjusted to suit the particular octane in your area. Testing was done with a base timing of +2 on 93 octane to enable those with lower octane to remove some base timing if needed.
The first 5 who purchase the "full flash" will be able to get the discounted price of $200.
Please PM me and I will provide my paypal and shipping address. Feel free to post about any questions.
Within the next month or so a tune for HR engines with bolt ons, 4" intake, and GTR injectors will be added to this(cost will be the same for the full flash) as well as adding a tune for the bolt on DE with 4" intake and GTR injectors.
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Old 09-25-2016, 07:20 PM
  #93  
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Last edited by murphys_law; 09-25-2016 at 07:31 PM.
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Old 09-25-2016, 07:50 PM
  #94  
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I will not be getting headers for a while. If I get a full flash now, will I have to have it redone after I install headers?
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Old 09-25-2016, 08:20 PM
  #95  
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Originally Posted by maximized98
I will not be getting headers for a while. If I get a full flash now, will I have to have it redone after I install headers?
It will work without headers installed, but wont be optimal. However, once the headers are installed it should run as intended.
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Old 09-25-2016, 08:39 PM
  #96  
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Pm sent!
You wrote that people use less than 93 octane. Who does that
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Old 09-25-2016, 08:49 PM
  #97  
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Originally Posted by losifanatic
Pm sent!
You wrote that people use less than 93 octane. Who does that
In some areas of the country the commonly available octane is 91.
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Old 09-25-2016, 09:03 PM
  #98  
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4 left at the entry level price.
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Old 09-25-2016, 10:00 PM
  #99  
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Originally Posted by NmexMAX
Look who's back ... The OG OG krismax ...
Thank you for the

Hate to hog this thread but i started a thread here with a 2001 i bought in the process of assembling parts to restore it.


https://maxima.org/forums/5th-genera...-clean-up.html
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Old 09-25-2016, 10:06 PM
  #100  
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7150 RPM thats weak sauce

i would like some timing advance, little fuel work and some 7500

Oh i have 01

My 01 down till next year need a ECU to work on
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Old 09-27-2016, 01:15 PM
  #101  
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Originally Posted by krismax
7150 RPM thats weak sauce

i would like some timing advance, little fuel work and some 7500

Oh i have 01

My 01 down till next year need a ECU to work on
I've got a bin file from an 01, but don't currently have a car to test with. It may be something that gets worked on sometime soon.

On another note the first ecu is on its way here and should be flashed within the next few days, and off to its new home.
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Old 09-27-2016, 02:01 PM
  #102  
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PM sent.
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Old 09-27-2016, 02:10 PM
  #103  
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Originally Posted by Kevin Trout
PM sent.
Responded
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Old 09-27-2016, 06:45 PM
  #104  
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3 spots left for intro pricing.
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Old 09-27-2016, 09:01 PM
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Would a double re-flash be cool? Meaning one now for the full flash and another once you've done the 4"+440's tune? Or would that cost double?

I have a 4" cgr intake, 440's, & bigger fuel pump in the works, just not on the car yet. '03 de not hr. I have the other bolt-ons you mentioned though so I'd pay for a full flash now if I could send it back in again later.
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Old 09-28-2016, 07:58 AM
  #106  
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I want to see what kind of power the 4 inch intake and gtr injectors make. Am 99% positive l will be doing this. Wont be u til may or april. So l will be getting tuned again.
Can't wait to see the results.
So exited that a car this old is still getting love
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Old 09-29-2016, 12:33 PM
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What kind of afr readings were you seeing after the full flash was performed?
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Old 09-29-2016, 12:53 PM
  #108  
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Originally Posted by Kevin Trout
What kind of afr readings were you seeing after the full flash was performed?
Low to mid 13 afr. I'll post a few datalogs when I get a chance.
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Old 10-03-2016, 04:54 AM
  #109  
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Originally Posted by losifanatic
I want to see what kind of power the 4 inch intake and gtr injectors make. Am 99% positive l will be doing this. Wont be u til may or april. So l will be getting tuned again.
Can't wait to see the results.
So exited that a car this old is still getting love
I'm in the same boat. I'm very interested. Another question is does the flash include dbw adjustent similar to the Technosquare flash. If that's possible, I would trade my Utec for this plus I just want simplicity!
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Old 10-03-2016, 09:19 AM
  #110  
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Look what showed up today.
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Old 10-03-2016, 11:27 AM
  #111  
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Originally Posted by maxima92se
I'm in the same boat. I'm very interested. Another question is does the flash include dbw adjustent similar to the Technosquare flash. If that's possible, I would trade my Utec for this plus I just want simplicity!
DBW adjustment is not needed for the 02-03. Only the later VQ ecus have revlimiting and speed limiting based on the throttle opening(like my 06 g35.)

The 02-03 only uses fuel cut for revlimiting.

Originally Posted by losifanatic
Look what showed up today.
USPS got that there QUICK! Let me know how you like it, any feedback would be appreciated as I want to work with customers as close as possible to ensure that everyone is satisfied.
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Old 10-03-2016, 11:27 AM
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Originally Posted by maxima92se
I'm in the same boat. I'm very interested. Another question is does the flash include dbw adjustent similar to the Technosquare flash. If that's possible, I would trade my Utec for this plus I just want simplicity!
DBW adjustment is not needed for the 02-03. Only the later VQ ecus have rev limiting and speed limiting based on the throttle opening(like my 06 g35.)

The 02-03 only uses fuel cut for revlimiting.

Originally Posted by losifanatic
Look what showed up today.
USPS got that there QUICK! Some video of 7100 rpm pulls are in order?
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Old 10-03-2016, 11:49 AM
  #113  
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Originally Posted by TSelanne
Would a double re-flash be cool? Meaning one now for the full flash and another once you've done the 4"+440's tune? Or would that cost double?

I have a 4" cgr intake, 440's, & bigger fuel pump in the works, just not on the car yet. '03 de not hr. I have the other bolt-ons you mentioned though so I'd pay for a full flash now if I could send it back in again later.
There would be an additional charge for a reflash due to shipping, time, etc. Pm me and we can discuss it.
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Old 10-03-2016, 01:55 PM
  #114  
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Originally Posted by murphys_law
There would be an additional charge for a reflash due to shipping, time, etc. Pm me and we can discuss it.
pm'd you thanks

Just my $.02, but you may want to post this in first post so ppl see it right away and don't have to dig for it

Originally Posted by murphys_law
*****UPDATE:******
9-25-16
2002-2003 Maxima 6 speed bolt on tune is as follows:
Rev Limit only flash: $175
Rev Limit and Cam Timing: $225
Full Flash with Cam Timing, Rev Limit, and AFR: $275
The full flash has been tested with a 2002 Maxima with headers(obx), short ram, test pipe, and 2.5" exhaust, and shows approx 10-15 WHP/TQ gains around peak along with very large gains in the midrange(20wTQ), in addition the rev limiter is raised to 7,150RPM.
Dyno results show 253WHP on a mustang dyno, and back to back runs on a stock ecu(with +2 base timing) show 244WHP. Dyno sheets are in the post below.
You would send your ecu into me(and pay shipping) and I will flash it and send it back via priority mail. Turn around will be 2-3 days + shipping time. This can then be plugged back in your car and run(although you will have to clear any codes from the flash.)
The tune is developed to run on 91 octane or higher! Base timing will need to be adjusted to suit the particular octane in your area. Testing was done with a base timing of +2 on 93 octane to enable those with lower octane to remove some base timing if needed.
The first 5 who purchase the "full flash" will be able to get the discounted price of $200.
Please PM me and I will provide my paypal and shipping address. Feel free to post about any questions.
Within the next month or so a tune for HR engines with bolt ons, 4" intake, and GTR injectors will be added to this(cost will be the same for the full flash) as well as adding a tune for the bolt on DE with 4" intake and GTR injectors.
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Old 10-03-2016, 02:57 PM
  #115  
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Originally Posted by TSelanne
pm'd you thanks

Just my $.02, but you may want to post this in first post so ppl see it right away and don't have to dig for it
That is certainly a good point. I will probably do that in the future.
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Old 10-03-2016, 03:35 PM
  #116  
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Originally Posted by murphys_law
*****UPDATE:******
9-25-16
2002-2003 Maxima 6 speed bolt on tune is as follows:
Rev Limit only flash: $175
Rev Limit and Cam Timing: $225
Full Flash with Cam Timing, Rev Limit, and AFR: $275
The full flash has been tested with a 2002 Maxima with headers(obx), short ram, test pipe, and 2.5" exhaust, and shows approx 10-15 WHP/TQ gains around peak along with very large gains in the midrange(20wTQ), in addition the rev limiter is raised to 7,150RPM.
Dyno results show 253WHP on a mustang dyno, and back to back runs on a stock ecu(with +2 base timing) show 244WHP. Dyno sheets are in the post below.
You would send your ecu into me(and pay shipping) and I will flash it and send it back via priority mail. Turn around will be 2-3 days + shipping time. This can then be plugged back in your car and run(although you will have to clear any codes from the flash.)
The tune is developed to run on 91 octane or higher! Base timing will need to be adjusted to suit the particular octane in your area. Testing was done with a base timing of +2 on 93 octane to enable those with lower octane to remove some base timing if needed.
The first 5 who purchase the "full flash" will be able to get the discounted price of $200.
Please PM me and I will provide my paypal and shipping address. Feel free to post about any questions.
Within the next month or so a tune for HR engines with bolt ons, 4" intake, and GTR injectors will be added to this(cost will be the same for the full flash) as well as adding a tune for the bolt on DE with 4" intake and GTR injectors.
I will be waiting for the 4" and injectirs... with this i might even go ssim!
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Old 10-08-2016, 08:24 AM
  #117  
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Only 2 spots left for intro pricing.
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Old 10-08-2016, 06:41 PM
  #118  
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Originally Posted by murphys_law
I've got a bin file from an 01, but don't currently have a car to test with. It may be something that gets worked on sometime soon.

On another note the first ecu is on its way here and should be flashed within the next few days, and off to its new home.
Yes!!!! Please come up with a solution for the 00-01 maxima ecu!!
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Old 10-08-2016, 07:27 PM
  #119  
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Dyno it asap
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Old 10-08-2016, 08:18 PM
  #120  
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Originally Posted by SpeedCrazie
Yes!!!! Please come up with a solution for the 00-01 maxima ecu!!
+1 i would
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