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Wizardchips , anyone?

MSinghMerc

Active Member
Joined
Jul 31, 2012
Messages
193
Car
class w202 230 K
Dear Team,

has anyone heard of wizardchips? there kit fit into the MAF
claiming " gains of up to 40 BHP and 50+nm of torque" ??


Does anyone have any experience with using their kit?

thank you
 
Dear Team,

has anyone heard of wizardchips? there kit fit into the MAF
claiming " gains of up to 40 BHP and 50+nm of torque" ??


Does anyone have any experience with using their kit?

thank you
Cheap, tacky and almost certainly will not produce the gains quoted
 
It's not a proper tuning box....its just fools the air temp sensor in the maf that the air is cooler than it is so it injects more fuel. A very crude way of tuning. A real tuning box.... like from TDI Tuning who I would personally recommend....usually plugs into fuel rail pressure sensors and the turbo or blower control units.
 
These chips are available for penny's from China.
As said they are horrible things (ever seen a car pumping out jet black smoke under acceleration).
TDI tuning if you must use a chip, but, in my experience, more modern cars tend to light up the eml, if turned up too much.
Nothing comes close to a well written map, and a dyno.Screenshot_20250317-083404_Google.jpg
 
I'm an old cynic, but I wouldn't.
Have a look at a DTUK tuning box. Look at the connections required to be made to your engine to relatively safely give you an increase of around what the Wizardchips box claims.
If it were my car, I wouldn't be Scotchlok-ing a "chip" soldered to a piece of Veroboard to it!
IMG_9018.png
 
Nothing wring with a well engineered tuning box on a derv (or a turbo petrol....not much gain to be had on an NA car).....cuz basically on a derv if you want more power you just add more fuel.....the "throttle", as it were is always wide open on a derv so air supply is not as issue until you reach the limit of what the turbo can flow. A friend who is really into derv tuning ALFAs (hybrid turbos, very high pressure pumps and rails etc) says, slightly tongue in cheek, that to tune a derv basically follow this.....just add fuel.....and keep adding it until it starts to give black exhaust smoke....then you need more air.....fit bigger or hybrid turbo......then you can add more fuel and make yet more power ....repeat this until something expensive breaks. Rebuild engine....back off fuel a notch!!.....He does have a three hundred horsepower 1.9 JTD ALFA 156 though!!!

I've used tuning boxes an a few cars.....never had an issue....true if you go too high it might set an EML...just reset it and back of the box a notch and that's that. People argue that a remap is a better choice....which maybe true but having had both I could not tell them apart. The problem is that most people who get a remap don't go to a place and get it on the dyno and have it individually mapped for that engine. They get a bloke round with a laptop who just downloads a generic map.....with no personalising for you particular engine. So you might as well have used a box. If you get a proper rolling road map you will get the best result and know that the emissions will get through the test.....but that's lot more money than a generic one or a box....so most don't bother. At least with a box you can unplug it for the MOT....you cant with as cheap map. TDI Tuning claim theirs will pass the test.....but I always used to unplug it to be on the safe side!!!
 
To get more fuel flowing the fuel pressure in the rail is under reported so the ecu software cranks up the fuel pressure to beyond remapping limits .

That can't be good for the fuel rail and injectors .
 
To get more fuel flowing the fuel pressure in the rail is under reported so the ecu software cranks up the fuel pressure to beyond remapping limits .

That can't be good for the fuel rail and injectors .
But remember, some models, for tax purposes, have exactly the same engines, fuel rails and injectors, but put out different power because of mapping.
Fiat 1.9 engines were used in everything from 150hp in Vauxhalls to 250hp in Alphas!
I had my Vectra C Tdi mapped to over 200hp.
Never missed a beat.
A genuinely quick car.
Manufacturers build in some saftey limits.
 
If you are going to do this don't forget to talk to your insurers, in advance, so you are aware of the likely increase in insurance premium.
 
To get more fuel flowing the fuel pressure in the rail is under reported so the ecu software cranks up the fuel pressure to beyond remapping limits .

That can't be good for the fuel rail and injectors .
They don't go above design limits...and as said above some of the same components are used on much more powerful versions. Juty got to be sensible on how far you go. They must have huge engineering safety limits. You can have injectors from a 200 horse car failing at 201! Also 95 percent of the time you wont have your foot to the carpetr.....in which case they wont be flowing any more fuel or making any more boost than before the tune......it just gives you more potential for the 5% of the time!!!
 
I did!

But I do laugh that the same few people always mention "telling the insurance" at the slightest whisper of a car no longer being standard. Anyone sensible will tell their insurance about mods anyway.....other that never do wont care what a man on a car forum says anyway.
 
I did!

But I do laugh that the same few people always mention "telling the insurance" at the slightest whisper of a car no longer being standard. Anyone sensible will tell their insurance about mods anyway.....other that never do wont care what a man on a car forum says anyway.
My take on this is if you buy used, you have no idea what mods have been done anyway.
So the insurance company can't invalidate any claim, if you've told the truth.
Not to my knowledge is the truth, if your asked about mods you don't know about.
 
Honest.......no mods.....at least as far as I know!!!.....! I think you would find that "ignorance is no defence" rule would apply here if....and its a big if .....they found your car to be modified after a claim.


Heres my bog stock car I just bought Mr Insurance man.
1742217289572.png
 
Honest.......no mods.....at least as far as I know!!!.....! I think you would find that "ignorance is no defence" rule would apply here if....and its a big if .....they found your car to be modified after a claim.


Heres my bog stock car I just bought Mr Insurance man.
View attachment 169069
Did you ram raid Halfords backwards?
 
But remember, some models, for tax purposes, have exactly the same engines, fuel rails and injectors, but put out different power because of mapping.
Fiat 1.9 engines were used in everything from 150hp in Vauxhalls to 250hp in Alphas!
I had my Vectra C Tdi mapped to over 200hp.
Never missed a beat.
A genuinely quick car.
Manufacturers build in some saftey limits.
So I could have my 220 "mapped" to run faster and more economically without a problem? Genuine question BTW as mechaniking is a black art to me! Lol
 
So I could have my 220 "mapped" to run faster and more economically without a problem? Genuine question BTW as mechaniking is a black art to me! Lol
Yes,but don't fall into the trap that you'll save fuel.
You won't.
Performance = Burning more fuel!
However, my 300 had the same 2.0 ltr engine, as the 220, but I think it had different injectors turbos etc.
 
Both my MGs are extensively, and invisibly modified. Nevertheless I have advised the insurers of all the details - probably 4 or 5 pages of A4 listing everything.

The insurers don't seem particularly concerned as I have over 50 years NCB, and the mods I have made don’t only provide more power, but also better handling & braking.
 

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