DNA Vehicle Services

DNA Vehicle Services Our customer satisfaction is paramount. We are diagnostic specialists with 30 + years of experience.

🔥 A wicked Bentley Bentayga with a potential nightmare fault… 😳One of our favourite cars was back with us this week — ye...
07/08/2026

🔥 A wicked Bentley Bentayga with a potential nightmare fault… 😳

One of our favourite cars was back with us this week — yes, another Bentley! 🖤

This V8 monster came in for a set of glow plugs (and believe us, they’re not the easiest things to get to on one of these beasts!) along with an ABS fault.

The warning had started as an amber ABS light… but had now turned red. 🚨

VAG vehicles have a well-known issue with brake vacuum sensor faults. The sensor itself is relatively cheap and can be replaced in seconds.
BUT ......
When the ABS module sees the vacuum sensor fault, it starts counting brake pedal applications. Eventually, it stores the dreaded:

⚠️ C123EF0 – Limit Value Attained

And this is where the headache begins.

The fault cannot be cleared using normal methods, and the official VAG repair procedure is a replacement ABS pump.

With an ABS pump costing nearly £3,500, plus fitting and coding, the official Bentley fix would see the customer facing a bill of over £4,000. 😬

Thankfully, this is where having the right network matters.

Working alongside the brilliant Andy Young from Yorkshire VWAG Retrofits, using a bit of TeamViewer wizardry and his specialist software knowledge, we were able to restore the ABS system back to its original condition — without replacing the pump.

💷 Customer saving: around £3,750

This is exactly why we invest time building relationships with some of the best specialist technicians around the world.

Sometimes the answer isn’t a new part… it’s knowing where to look. 😉

Another Bentley saving . Another customer delighted. ✅

Another EV Masterpiece .  Rangerover PHEV P300e not charging the 12 volt battery or high voltage battery.   With some to...
02/07/2026

Another EV Masterpiece .
Rangerover PHEV P300e not charging the 12 volt battery or high voltage battery.

With some top information from HEVRA and Rangerover guru Neil Currie we had no problem in diagnosing the failed component and due to Techtopics level 4 training , replacing it was obviously not a concern .

With the help from the legends at A1 Remote Diagnostic we were even able to program the module to the car .

We really are the stuff dreams are made of .




Sorry everyone .  Once again our brilliant phone system had decided to take the day off.    A lot of you are trying to g...
30/06/2026

Sorry everyone . Once again our brilliant phone system had decided to take the day off. A lot of you are trying to get hold of us via facebook messenger and email which is great. We are trying to keep up with them . Thank you for your patience.

What a tune !   For a stage 1 file these gains were phenomenal  !   This 2019 mini turbo , known by its owner as '  Nigh...
26/06/2026

What a tune ! For a stage 1 file these gains were phenomenal !
This 2019 mini turbo , known by its owner as ' Nightshade ' was already quick with 189 bhp and 220 nm of torque but after our Avon Tuning bench file we increased the bhp by 38 percent and the torque by a huge 82 percent . Now boasting a scorching 260 bhp and 400 nm of torque Nightshade is now as hot as this weeks weather !

Another of one of my favoutite jobs.  2nd one in a few months.    Toyota Prius with a failing instrument cluster.      W...
02/06/2026

Another of one of my favoutite jobs. 2nd one in a few months.

Toyota Prius with a failing instrument cluster. We keep the part in stock to repairs these in house with a same day turnaround. Essential as most of these are taxis.

29/04/2026

Afternoon all.

Apologies to anyone trying to get hold of us. We have no phones working due to BT porting all 5 phones to new sim cards at the same time !

Please bare with us while they get it sorted we cant even get you to ring mine or Adrians phones as theyre also being ported !

Apologies for the inconvenience

Dean .

Address

5 Omaha Road
Bodmin
PL311ES

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

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