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Showing results 1 to 25 of 86 Search: Posts Made By: mattds
Forum: Infiniti Q50 Q60 VR30DDTT 11-18-2018, 09:58 PM
Replies: 4,528
Views: 456,836
Posted By mattds
I had the same issue recently, but it was due to...

I had the same issue recently, but it was due to a loose plug. Threw a p1334 and p0231 I think. Went away once I removed jb4. I'll reinstall it shortly.
Forum: Infiniti Q50 Q60 VR30DDTT 11-13-2018, 02:51 PM
Replies: 4,528
Views: 456,836
Posted By mattds
Terry, many of us that don't have a tune are...

Terry, many of us that don't have a tune are frustrated by the poor launching of the car (especially awd cars). Anyhow...through talking with some tuners I discovered that what prevents the car from...
Forum: Infiniti Q50 Q60 VR30DDTT 10-23-2018, 09:02 PM
Replies: 4,528
Views: 456,836
Posted By mattds
question about throttle mapping...

Hey guys/Terry,

Does anyone have any graphs or hard info on the throttle mapping of our cars (or any drive by wire car). I mean i notice that certainly i get more throttle in sport/sport+ mode...
Forum: Infiniti Q50 Q60 VR30DDTT 10-19-2018, 05:38 AM
Replies: 4,528
Views: 456,836
Posted By mattds
HI Terry - are you guys still working on that...

HI Terry - are you guys still working on that pedal box for this application? I've been looking into it for another car and I think it might really help with awd launches for cars that don't have a...
Forum: Infiniti Q50 Q60 VR30DDTT 09-07-2018, 11:38 AM
Replies: 4,528
Views: 456,836
Posted By mattds
Terry for the after launch lag...i doubt its...

Terry for the after launch lag...i doubt its tuning related. I just wondered if in your experience (in general) you had an idea of what would cause that it would be the first step in understanding...
Forum: Infiniti Q50 Q60 VR30DDTT 09-07-2018, 08:16 AM
Replies: 4,528
Views: 456,836
Posted By mattds
Hi Terry/All, Does anyone else have logs...

Hi Terry/All,

Does anyone else have logs similar to this - showing the momentary throttle dip right after launch?

Thanks
M
Forum: Infiniti Q50 Q60 VR30DDTT 09-03-2018, 08:10 PM
Replies: 4,528
Views: 456,836
Posted By mattds
ok - finally! pls have a look at this log, i...

ok - finally! pls have a look at this log, i think it shows clearly, what i think is a weird throttle blip/pause that the awd cars have...
Forum: Infiniti Q50 Q60 VR30DDTT 09-03-2018, 08:18 AM
Replies: 4,528
Views: 456,836
Posted By mattds
for some reason i can't seem to attach the whole...

for some reason i can't seem to attach the whole file??
Forum: Infiniti Q50 Q60 VR30DDTT 09-03-2018, 07:52 AM
Replies: 4,528
Views: 456,836
Posted By mattds
Ok i think i've managed to log what i was talking...

Ok i think i've managed to log what i was talking about - a blip in the throttle AFTER the car moves. so it shows 100% throttle...then down to 31, 74 and then back up to 100...and this happens right...
Forum: Infiniti Q50 Q60 VR30DDTT 09-02-2018, 11:00 AM
Replies: 4,528
Views: 456,836
Posted By mattds
I"m really loving having the Charge Air temp info...

I"m really loving having the Charge Air temp info (i presume the coolant temp is very close to the charge air temp). Either way after the car warms up it's a good 60F over the IAT....i can see how a...
Forum: Infiniti Q50 Q60 VR30DDTT 08-31-2018, 08:03 AM
Replies: 4,528
Views: 456,836
Posted By mattds
I saw my turbo coolant temps jump 20F after a...

I saw my turbo coolant temps jump 20F after a jump. from 122 to 142F. IAT was 72 or so. Oddly that was with no active map/increased boost.

I'm taking my car to the track this weekend (road...
Forum: Infiniti Q50 Q60 VR30DDTT 08-09-2018, 12:14 PM
Replies: 4,528
Views: 456,836
Posted By mattds
I would do the same! Terry what you said...

I would do the same!

Terry what you said makes sense, that it could be the stability control...but SOMETHING prevents me from truly getting a good launch in this car.

I will try to get some...
Forum: Infiniti Q50 Q60 VR30DDTT 08-07-2018, 11:20 AM
Replies: 4,528
Views: 456,836
Posted By mattds
CapoJoe860 - do you have an AWD car? (i do). ...

CapoJoe860 - do you have an AWD car? (i do). Terry are your cars AWD? i wonder if that is part of the discrepancy.

i'll post so logs shortly.
Forum: Infiniti Q50 Q60 VR30DDTT 08-07-2018, 11:04 AM
Replies: 4,528
Views: 456,836
Posted By mattds
I would truly LOVE if this would work with our...

I would truly LOVE if this would work with our cars!

I've tried every single which way to get the car to NOT cut boost...but it still does right after launch.
Forum: Infiniti Q50 Q60 VR30DDTT 06-21-2018, 12:59 PM
Replies: 4,528
Views: 456,836
Posted By mattds
HI All, what would a charge air temp look...

HI All,

what would a charge air temp look like? so for example today it's int the low 70's and my 'air temp' is reading mid 90's.

On one hand that seems a bit high for an IAT but then it...
Forum: Infiniti Q50 Q60 VR30DDTT 05-15-2018, 12:16 PM
Replies: 4,528
Views: 456,836
Posted By mattds
Terry this would be great! My IAT is also MAF...

Terry this would be great! My IAT is also MAF temp, but i would LOVE to see the Charge Air Temp. looking forward to the next update!
Forum: Infiniti Q50 Q60 VR30DDTT 04-05-2018, 07:22 PM
Replies: 4,528
Views: 456,836
Posted By mattds
So I just logged a couple runs with the TC fully...

So I just logged a couple runs with the TC fully disabled and there was no discernable difference.

However I selected MPH as well as the other data points and I noticed something...it's not that...
Forum: Infiniti Q50 Q60 VR30DDTT 04-05-2018, 12:03 PM
Replies: 4,528
Views: 456,836
Posted By mattds
I will seriously make a point of logging this...

I will seriously make a point of logging this tonight!

Someone had tried it on FB, but then he said it put him into RWD (???) and he wasn't sure how to get the traction control lights off... i...
Forum: Infiniti Q50 Q60 VR30DDTT 04-04-2018, 07:27 PM
Replies: 4,528
Views: 456,836
Posted By mattds
When you did this, did everything return to...

When you did this, did everything return to normal after you cycled the ignition? I've been meaning to try this but keep forgetting. Did you just put it in drive, hold down that button until the...
Forum: Infiniti Q50 Q60 VR30DDTT 04-02-2018, 07:56 PM
Replies: 4,528
Views: 456,836
Posted By mattds
HI Terry - thank you. I know you guys have many...

HI Terry - thank you. I know you guys have many other cars/products that you cater too. If it's a quick software option that can be unlocked by the JB4 app (or something like that) i would think...
Forum: Infiniti Q50 Q60 VR30DDTT 04-02-2018, 04:20 PM
Replies: 4,528
Views: 456,836
Posted By mattds
HI Terry, here you go. I'll try for one or two...

HI Terry, here you go. I'll try for one or two more with more time brake boosting...but it feel like if the car is gonna die!

I think what's more detrimental to performance is the drip in...
Forum: Infiniti Q50 Q60 VR30DDTT 04-02-2018, 12:13 PM
Replies: 4,528
Views: 456,836
Posted By mattds
Hi Terry - it's great that you're looking into...

Hi Terry - it's great that you're looking into this! I can't tell you how frustrating is it. I have a 2017 q60 awd. As you can see from the logs the pedal is at 100% but the throttle comes up only...
Forum: Infiniti Q50 Q60 VR30DDTT 04-01-2018, 09:51 PM
Replies: 4,528
Views: 456,836
Posted By mattds
Terry, if there was some thing you guys could...

Terry, if there was some thing you guys could make/program into the jb4 to allow it to brake boost I'm sure it would be a very popular item.

(In my experience when brake boosting the car pulls...
Forum: Infiniti Q50 Q60 VR30DDTT 03-19-2018, 10:24 AM
Replies: 4,528
Views: 456,836
Posted By mattds
I'm curious to see what Terry will suggest. Your...

I'm curious to see what Terry will suggest. Your timing looks like it's climbing and your ARF until about 3600rpm looks too lean...But i'm just learning myself.

lets see what he says.
Forum: Infiniti Q50 Q60 VR30DDTT 03-16-2018, 08:41 AM
Replies: 4,528
Views: 456,836
Posted By mattds
I checked in the footwell of my 2017 q60 RS awd...

I checked in the footwell of my 2017 q60 RS awd and there is a BLACK button that is depressed when the brake pedal is NOT DEPRESSED. So when you apply the brakes, this button would be released.
...
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