DPF - Whats the point??? They are problematic...
Discussion
Tyson1980 said:
Volkswagen, Mazda to name a few...
These brands have very very good diesel motors which are blighted by DPF failure..
Over higher miles it becomes even more abundant..
I was looking at a 2.2d Mazda6 to replace the wifes Fabia VRS. But the DPF problems have put me right off.
just buy a Euro 3 Diesel instead then....DPF is for Euro 4 standard onwards These brands have very very good diesel motors which are blighted by DPF failure..
Over higher miles it becomes even more abundant..
I was looking at a 2.2d Mazda6 to replace the wifes Fabia VRS. But the DPF problems have put me right off.
Been looking into these on modern Peugeot's well 2004 vintage. They call them FAP's ... google it, there are plenty of people that will remove it and re-set the ECU for £200. Peugeot actually offered a dpf and non dpf version of a 307 in the same year, as they had run out of stock apparently !. Not sure about the Mazda, but Peugeot/Citroen also requires about £80 of fuel additive every 50K or so .. Dealer fit !
DPF problems are almost exclusively due to morons buying 170hp diesels for the 1 mile trip to drop the kids to school, followed by the 2 mile round trip to Tescos for the shopping. The engine never warms up, and the DPF gets sooted up in a few months, never getting a chance to regenerate.
Harji said:
Something for the pub when all the diesel owners (who drive in town a few miles) chirp on about how environmental they are.
So by removing the DPF, are the cars then going to fail emissions tests?
Had the DPF removed on my Brera and it just passed an MOT so no problems thereSo by removing the DPF, are the cars then going to fail emissions tests?
HellDiver said:
DPF problems are almost exclusively due to morons buying 170hp diesels for the 1 mile trip to drop the kids to school, followed by the 2 mile round trip to Tescos for the shopping. The engine never warms up, and the DPF gets sooted up in a few months, never getting a chance to regenerate.
Exactly this!They shouldnt be fitted to little run around diesels imo as they dont get the change to regen when they are pottering about the city
HellDiver said:
DPF problems are almost exclusively due to morons buying 170hp diesels for the 1 mile trip to drop the kids to school, followed by the 2 mile round trip to Tescos for the shopping. The engine never warms up, and the DPF gets sooted up in a few months, never getting a chance to regenerate.
Also the car needs a special low ash engine oil to be used on most cars, if normal oil is used on the servicing they soot up much quicker.Tyson1980 said:
Volkswagen, Mazda to name a few...
These brands have very very good diesel motors which are blighted by DPF failure..
Over higher miles it becomes even more abundant..
I was looking at a 2.2d Mazda6 to replace the wifes Fabia VRS. But the DPF problems have put me right off.
What do you base this on ? It seems helldriver only posts on these diesel are crap threads . Don't believe the hype , dpf s are not bad and if they do go wrong then you can blank them out + a map for 600 quid all in . These brands have very very good diesel motors which are blighted by DPF failure..
Over higher miles it becomes even more abundant..
I was looking at a 2.2d Mazda6 to replace the wifes Fabia VRS. But the DPF problems have put me right off.
HellDiver said:
DPF problems are almost exclusively due to morons buying 170hp diesels for the 1 mile trip to drop the kids to school, followed by the 2 mile round trip to Tescos for the shopping. The engine never warms up, and the DPF gets sooted up in a few months, never getting a chance to regenerate.
A neighbour recently bought a 2.0TDi Audi Q5 - it replaces an X3 2.5 petrol (which sounded much nicer). The old car did 28,000 miles in 6 years, the new one will be used for a 1.5 mile each way school run and popping to the shops. Any bets on how long it takes the DFP light to come on?frosted said:
Tyson1980 said:
Volkswagen, Mazda to name a few...
These brands have very very good diesel motors which are blighted by DPF failure..
Over higher miles it becomes even more abundant..
I was looking at a 2.2d Mazda6 to replace the wifes Fabia VRS. But the DPF problems have put me right off.
What do you base this on ? It seems helldriver only posts on these diesel are crap threads . Don't believe the hype , dpf s are not bad and if they do go wrong then you can blank them out + a map for 600 quid all in . These brands have very very good diesel motors which are blighted by DPF failure..
Over higher miles it becomes even more abundant..
I was looking at a 2.2d Mazda6 to replace the wifes Fabia VRS. But the DPF problems have put me right off.
less than 3 months after buying it, guess what... DPF delete and remap
y2blade said:
they are needed to meet Euro 4 Emissions and onwards
The Fiat 1.3 Diesel turbo in the Panda and so on meets Euro IV without a DPF.When I bought my Fiat Doblo as a short journey runabout on the Isle of Wight (where you can never get very far!) I conciously specced the 105bhp version of the 1.9 multijet engine because it doesn't have a DPF, variable turbo or DMF to go wrong.
frosted said:
It seems helldriver only posts on these diesel are crap threads . Don't believe the hype , dpf s are not bad and if they do go wrong then you can blank them out + a map for 600 quid all in .
Its HellDiver. Not Driver. 5000-odd posts and I only post in diesel threads? Really?Blanking out a DPF? I think you're confusing with EGR which is a totally different thing...

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