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-   -   New "P" flash?? (https://www.rx8club.com/series-i-tech-garage-22/new-p-flash-61058/)

RX8-TX 05-12-2005 02:01 PM


Originally Posted by Zoom44
we have the exciting AC button which allows you to...... wait for it..... TURN OFF YOUR AC!!!!!


Originally Posted by MyRxBad
Last time I checked there was an off button for the A/C for those redline runs. ;)

:rolleyes: Did I forget to mention I am extremely lazy to reach for that button :p

zoom44 05-12-2005 03:07 PM


Originally Posted by dannobre
Charlie....they should know to never get an Irishman angry :D

Give-em hell!!!


unfortunately my yelling at them from this side of the pond only makes me feel a little better- it doesnt actually help the situation :(

Rasputin 05-12-2005 03:57 PM


Originally Posted by PoLaK
I'm going to wait till I know for sure what this does. BECAUSE....

The latest flash in Europe was designed specifically to disable Cruise Control.

A DIY that someone did over there, gave European cars the ability to work with A-Spec Cruse Control controls. However since Mazda Europe is located in Belgium, cruise control is illegal in that country, so the reflash was designed to combat this persons DIY.

The DIY consists in just plugging the OEM cruise control controls to the PCM. I bought my controls from Japan. Others from US. Anze, a German owner, actually created a "kit" consisting of the controls, 2 bits of wires and fitting instructions.

Mazda Motor Europe is in Leverkussen, Germany. Toyota Motor Europe is in Belgium.

Cruise Control is legal in every single European country.

The use of "I think" or "maybe" in some of your statement might have been a good idea...;)

Fabrice (from Belgium)

zoom44 05-12-2005 04:26 PM

:) ^^

BlueAdept 05-12-2005 04:40 PM


Originally Posted by zoom44
and this really pisses me OFF!! i spent alot of MY TIME, tracking down info and diagrams and where to get the parts etc emailing and phoning so i could help MY FREIND get cruise contol working in his car. and then MAZDA EUROPE tries to bugger the whole thing!! he was willing to pay them to put it on and they said no. he gets it on himself and now they pull this garbage. Apparently the one thing Mazda is capable of worldwide is PISSING OF THEIR CUSTOMERS!!! :mad:

Thanks Zoom!... I guess you're talking about me there?... funny it's all the same names on all these forums... Won't be getting any more flashes it seems... sigh.

PoLaK 05-12-2005 04:46 PM

Sorry Rasputin I was only repeating what HE ^ told me :mad:

BlueAdept 05-12-2005 04:48 PM


Originally Posted by Rasputin
The DIY consists in just plugging the OEM cruise control controls to the PCM. I bought my controls from Japan. Others from US. Anze, a German owner, actually created a "kit" consisting of the controls, 2 bits of wires and fitting instructions.

Mazda Motor Europe is in Leverkussen, Germany. Toyota Motor Europe is in Belgium.

Cruise Control is legal in every single European country.

The use of "I think" or "maybe" in some of your statement might have been a good idea...;)

Fabrice (from Belgium)


Sorry, Rasputin.... I might be guilty here, I am sure somone told me that it was illegal in Belgeum... is there no unusual restriction?... if not I understand their position even less, what is going on?...

zoom44 05-12-2005 04:48 PM

you bet James. just glad to be of help no matter how small it may be. yeah no flashes for you. since it will be in all future flashes as well-unless for some reason they change their minds . which seems unlikely. although why they would bother to do this in the first place to just screw with -what?- a dozen people? its just odd-i mean why bother? seems like spite to me.
of course there may be some better flashes coming from "other sources" once a few more folks like racing beat crack the pcm.

and yes- its helpful that folks in general use the same names on the various forums. its easier to remember everyone;)

-charlie

BlueAdept 05-12-2005 04:52 PM

If anyone wants to see how simple it is, the howto I wrote for RHD cars in the UK is here:-

http://www.mazdarotaryclub.com/forum...threadid=13845

It's slightly different to the cars in the rest of europe, becuase the connection point is inside the car.

zoom44 05-12-2005 05:42 PM

i want to be clear that when i said earlier that i had spent alot of time on this i wasnt taking credit for anything. i spent about a weeks time over a month taking to trussville and other dealers as well as some other contacts and looking at service manual stuff then sending that info to blueadept. but mostly i ran into dead ends. no one i talked to would sell the buttons as they said MNAO wouldnt let them(or something like that)blueadept and the guys in france etc are the ones who did the real work of figuring everything out and getting it to work. bravo to them :D

BlueAdept 05-12-2005 06:05 PM


Originally Posted by zoom44
i want to be clear that when i said earlier that i had spent alot of time on this i wasnt taking credit for anything. i spent about a weeks time over a month taking to trussville and other dealers as well as some other contacts and looking at service manual stuff then sending that info to blueadept. but mostly i ran into dead ends. no one i talked to would sell the buttons as they said MNAO wouldnt let them(or something like that)blueadept and the guys in france etc are the ones who did the real work of figuring everything out and getting it to work. bravo to them :D

Well, Anze in germany was there first really, and selling the kit... I had the buttons before, but I thought it was just a case of plugging them in... Still, many thanks for the time you spent...

Marietta 8 05-12-2005 08:15 PM


Originally Posted by abbid
My little birdie told me:

P flash has the same fuel maps and timing as N flash. The ONLY thing that has changed is the A/C Cutoff, it was raised from [correct me if im wrong] 5500 RPM, to 7500 RPM.

That is all.

Well your birdie hasn't looked too deep. Have him take a look at L and T timing as well aS LONG AND SHORT Fuel trims. Before and afters show some difference. Not huge but definately different.

snap-on 05-12-2005 08:20 PM

Is it possible the LFT/SFT are still adjusting for your car?

A reflash will clear all KAM.

Sapphonica 05-16-2005 01:37 AM

My fantasy is making the car run leaner in closed-loop mode so I can get better gas mileage than a Hummer...

Sapphonica 05-16-2005 01:38 AM

...so wouldn't it be nice if the 'P' or subsequent flashes disabled the 'run pig rich' function?

xxup 05-16-2005 05:15 AM


Originally Posted by RX8-TX
... My A/C cools enough for me, at least that'll be my comment from now on at the dealer :p

Speak for yourself... It gets really hot down here... :mad: When I am whirling around at 7,000 rpm I like to feel cool... :D

Charles R. Hill 05-16-2005 06:04 AM

Re the P flash: Don't forget that the A.C. compressor cycles whether or not the A.C. system is turned on.

CRH

RX8-TX 05-16-2005 08:19 AM


Originally Posted by xxup
Speak for yourself... It gets really hot down here... :mad: When I am whirling around at 7,000 rpm I like to feel cool... :D

Could you buy one of those electric fans you can attach to your windshield with suction cups?

:D

dannobre 05-16-2005 10:22 AM


Originally Posted by Sapphonica
My fantasy is making the car run leaner in closed-loop mode so I can get better gas mileage than a Hummer...


You don't want to change closed loop....it is lean enough already. It is the open loop areas that need leaning out............I'm afraid that even if they are leaned out...you spend 80% of your driving in closed loop anyway....therefore mileage won't change much from leaning out open loop areas...it drinks gas when your foot is in it anyway. Thermal Efficiency is our problem...just part of the design :(

Sapphonica 05-16-2005 07:22 PM


Originally Posted by dannobre
You don't want to change closed loop....it is lean enough already. It is the open loop areas that need leaning out............I'm afraid that even if they are leaned out...you spend 80% of your driving in closed loop anyway....therefore mileage won't change much from leaning out open loop areas...it drinks gas when your foot is in it anyway. Thermal Efficiency is our problem...just part of the design :(

Yes, it is less than elegant that the 8's engine uses gasoline to heat up the exhaust manifold instead of converting the fuel to motive force.

However, the flip side to almost every problem is opportunity. All that thermal energy could, with the right working fluid & design, be used to do useful work, like, spin a turbine to force more air into the engine. Also, after passing thru the turbine, the fluid could be used to supercool the air going into the engine A LOT more than a conventional intercooler, with less lead loss to boot.

Charles R. Hill 05-17-2005 12:44 AM

Just to make sure I have the right impressions on the N/P flash- What are the differences between the M and N/P flashes? If I know for sure that may help with some minor issues I am still having. Thx.

CRH

crosswound 05-17-2005 08:49 AM

so okay i read the thread over and over again and nobody really still says what the P flash does?

RotaryManiac 05-18-2005 03:45 PM


Originally Posted by Marietta 8
Well your birdie hasn't looked too deep. Have him take a look at L and T timing as well aS LONG AND SHORT Fuel trims. Before and afters show some difference. Not huge but definately different.

So there are changes to the fuel trims with the P flash as opposed to the N flash? Any changes to acceleration/power. Has anyone had the P flash done yet?

RotaryIT 05-18-2005 04:02 PM


Originally Posted by RotaryManiac
So there are changes to the fuel trims with the P flash as opposed to the N flash? Any changes to acceleration/power. Has anyone had the P flash done yet?

There has been alot of talk about this new "P" flash, and if you look through the threads...you'll see whats been mentioned, but the infomation seems to be very convuluted, and at time unclear.

From what I have read, it seems like one of the major changes in for the A/C clutch shutdown, which is changed from 5500rpm to 7000rpm? Sounds like that would maintain the parasitic drag on the engine through the rev range, but doe this change the WOT shutoff? It has also been mentioned that the P contains some additional changes to the AFR's, or timing. Can't confirm any of this. Just what I have read.

I may find out what is in the new flash, as my car is scheduled for alot of work on Monday, which may include this PCM reflash, I will add any update to the new thread I started "Another Dealer Visit".

If anyone has confirmed an info about the P flash, can you spell it out for us in one post?

Many thanks!!!

zoom44 05-18-2005 04:08 PM

the only confirmed pflash change is the ac cutoff moved to 7k rpm.


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