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    FIXED!

    Finally managed to get the “dpf bank 1 blocked” fault code with limp mode Fixed. Just thought I’d post the solution in order for others to benefit.

    Given that I was unable to work out how to use...
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    FIXED!

    Finally managed to get the “dpf bank 1 blocked” fault code with limp mode Fixed. Just thought I’d post the solution in order for others to benefit.

    Given that I was unable to work out how to use...
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    Morning Jack. Many thanks for giving me some...

    Morning Jack. Many thanks for giving me some pointers here. I will see if I can get anywhere using the information you have given me.
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    2007 Q7 4.2TDI DPF values reset

    Good Evening Gentlemen.

    Really hoping for some help here... I have a fault code for a blocked dpf with limp mode. I have just removed both DPF's. Soaked them both overnight in some highly regarded...
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    Hello Gents... I drove the q7 for over an hour...

    Hello Gents...

    I drove the q7 for over an hour at over 2000rpm again yesterday. The dpf warning has now gone. However the car is still stuck in limp mode.
    I am fairly sure that I need to use...
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    Morning Gentlemen. Many thanks Jack and Uwe...

    Morning Gentlemen.

    Many thanks Jack and Uwe for your ongoing support with my issue. I take on board all of you advice.

    I did indeed replace the bad glow plug fault (code now clear) and then i...
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    Good evening gents (uk time!) Had some...

    Good evening gents (uk time!)

    Had some developments today. Decided to replace the bad glow plug with a view to then driving up and down the motorway for a while to try and clean the dpfs.
    ...
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    ...Sorry to go on gents but Another thing that i...

    ...Sorry to go on gents but Another thing that i have found very strange is the fact that i have a permanent dpf warning on the dash display but no dpf fault codes stored in the engine control...
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    I have owned the car for three years. Its been...

    I have owned the car for three years. Its been passing statutory mot tests on emissions every year no problem.
    ive been under the car a few times since ive had it and never noticed any new welding...
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    The differential pressures across both dpf's are...

    The differential pressures across both dpf's are reading zero at idle.

    When I read the sensor data with the engine sitting at 2300rpm (no load) I was getting differential readings of 29mbar across...
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    Many thanks for giving me some more input on my...

    Many thanks for giving me some more input on my situation gents. I need to find out if these sensors are indeed fitted to my vehicle and check them out. I have looked at elsawin for a removal...
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    Good morning Gents. Im pleased to report that...

    Good morning Gents.

    Im pleased to report that I have been able to access the measuring blocks for my dpf parameters in engine module #2 (as advised by Uwe yesterday) Results below:

    ...
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    HI. I'm really pleased that you have acquired...

    HI. I'm really pleased that you have acquired this information Uwe- Awsome work. I will plug into the car first thing In the morning. Hopefully I can look at these parameters on ECU module #2....
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    Really appreciate the input Jack. frustrating...

    Really appreciate the input Jack. frustrating that i cant currently look at the dpf parameters with vcds. However, Im determined to have a go at “deep cleaning” both filters if i cant get any...
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    Understood sir. I don’t mean to be impatient....

    Understood sir. I don’t mean to be impatient. Very appreciative of any advice that you can throw my way. Have a great evening...
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    Jolly decent of you to respond to my thread Uwe....

    Jolly decent of you to respond to my thread Uwe. Interesting that you say data files for the v8 TDI are difficult to get hold of. Is that to say i wont be able to look at any engine control...
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    Audi Q7 (V8 TDI) DPF measuring blocks

    Good morning gentlemen.

    Im brand new to vcds so please go easy on me!!

    I have just bought Hex v2 in order to look at my 2007 4.2tdi Q7 dpf situation. I have a dpf warning on the cluster display...
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