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Calvin Guest
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09-09-2004, 9:28 Subject: Reach Display in MFA/FIS |
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Since this kind of display seems to exist in various vehicles from different manufacturers, I only recently became aware of it. I noticed it recently when I was a passenger in a Skoda, which had this display. It was a 90 HP TDI model, which is supposedly built to the same specifications as the VW.
Now, the question is:
Can this device be retrofitted into a VW, unlocked via software, or something similar, or is that not possible?
Translated on 27-09-2026, 12:31.
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ulf Profi-Schrauber

Joined: 04/13/2002 Posts: 11058 Karma: +18 / -0 Location: Saarland 2023 MG ZS Premium Support
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09-09-2004, 11:59 Subject: Reach Display in MFA/FIS |
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Calvin wrote: | | Can this display be retrofitted into a VW, unlocked via software, or something similar, or is that not possible? |
Hm, are you only concerned about the range function of the existing MFA, or do you not have any MFA at all, even with the Highline, and want to add one?
The latter might work, and you'll probably find more detailed descriptions elsewhere on the internet.
But if a model-specific AI series doesn't "support" a certain range, things probably won't look very promising...
"But I would actually be surprised if the G4, of all cars, doesn't have a range calculation in the MFA (Defect??), because even our Ibiza Signo has the MFA including range as standard equipment." Gruß Ulf
_________
MG4 Electric
Translated on 27-09-2026, 12:32.
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Bertil Profi-Schrauber

Joined: 04/15/2002 Posts: 5628 Karma: +108 / -0
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09-09-2004, 12:22 Subject: Reach Display in MFA/FIS |
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ulf wrote: | .....
"But I would actually be surprised if the G4's "flagship" product didn't have a range calculation feature in its MFA (Multi-Factor Authentication)."
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He didn't, but that's not a defect. Gruß Bertil
Skoda 5E5 CZDA + Mini R50 W10 + VW ID.3 + Fiat Ducato 250 + 161 DX
*** Technische Anfragen per PN werden von mir nicht beantwortet! ***
Translated on 27-09-2026, 12:34.
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Calvin Guest
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09-09-2004, 12:43 Subject: Reach Display in MFA/FIS |
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@ulf
MFA is present, but the range display function is not. As far as I know, this function is not available in any Golf with MFA or FIS. However, I seem to recall reading somewhere that there was or is development work on this. That's why I suspected that they might be able to enable this function via software.
Translated on 27-09-2026, 12:34.
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Roger Profi-Schrauber


Joined: 10/11/2002 Posts: 3035 Karma: +88 / -0 Location: Rodgau 2017 Volkswagen Golf Premium Support
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09-09-2004, 12:53 Subject: Reach Display in MFA/FIS |
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@Calvin:
As of now, there is no information available regarding a possible retroactive activation, which has been extensively discussed in various forums.
The function is described in the operating manual, but it has not been implemented in the software. Gruß
Roger
MJ 2018 GTI Performance DLBA
Translated on 27-09-2026, 12:35.
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ulf Profi-Schrauber

Joined: 04/13/2002 Posts: 11058 Karma: +18 / -0 Location: Saarland 2023 MG ZS Premium Support
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09-09-2004, 13:30 Subject: Reach Display in MFA/FIS |
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Roger wrote: | | The function is described in the operating manual, but it has not been implemented in the software. |
A real VW-style joke (which I hadn't seen before) ... *shakes head* Gruß Ulf
_________
MG4 Electric
Translated on 27-09-2026, 12:35.
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Bertil Profi-Schrauber

Joined: 04/15/2002 Posts: 5628 Karma: +108 / -0
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09-09-2004, 13:43 Subject: Reach Display in MFA/FIS |
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Roger wrote: | .....
The function is described in the operating manual, but it has not been implemented in the software. |
Slowly...
The range indicator for the LL interval is described in the manual, but it is not actually present.
I only saw that fuel gauge display on the Audi.
Which advertisement are you referring to?
It's not that we're talking about two completely different shoes. Gruß Bertil
Skoda 5E5 CZDA + Mini R50 W10 + VW ID.3 + Fiat Ducato 250 + 161 DX
*** Technische Anfragen per PN werden von mir nicht beantwortet! ***
Translated on 27-09-2026, 12:36.
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Calvin Guest
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09-09-2004, 13:51 Subject: Reach Display in MFA/FIS |
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I'm talking about the display that shows me, based on my fuel consumption, how far I can still drive with the diesel in my tank.
Translated on 27-09-2026, 12:37.
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ulf Profi-Schrauber

Joined: 04/13/2002 Posts: 11058 Karma: +18 / -0 Location: Saarland 2023 MG ZS Premium Support
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09-09-2004, 14:25 Subject: Reach Display in MFA/FIS |
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Bertil wrote: | | I only saw the fuel tank range indicator in the Audi. |
My 9N also has it, 100%.
(It's funny when you've just filled up the tank, you've already driven 400 km with an average of ~4 liters, the fuel gauge is just at the maximum level, and the range indicator shows ~1000 km until the next gas station  ).
The fuel gauge symbol in the configurable MFA (Multi-Function Display) is also very familiar to me from our Ibiza. It also displays the fuel range with 99% accuracy.
@ Jan6K: How about your imported car? Gruß Ulf
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MG4 Electric
Translated on 27-09-2026, 12:38.
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mcgyver2k Blaumann

Joined: 04/13/2004 Posts: 77 Karma: +8 / -0 Location: Darmstadt
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09-09-2004, 14:34 Subject: Reach Display in MFA/FIS |
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I also have that installed, but it's basically a waste of processing power. One minute I can drive 150 kilometers, but then just 300 meters later, it tells me "0.0, please refuel." 01er Skoda Fabia Combi ATD
Translated on 27-09-2026, 12:40.
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Bertil Profi-Schrauber

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09-09-2004, 14:41 Subject: Reach Display in MFA/FIS |
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ulf wrote: | Bertil wrote: | | I only saw the fuel tank range indicator in the Audi. |
My 9N also has it, 100%. |
... I had never held an ultrasophisticated (  ), modern luxury bomber in my hands before.
But something like an "old G4" doesn't have either of those things.
Quote: | | I also have that thing installed, but it actually falls into the category of wasting computing power. |
I still have that from the AUDI in mind... a pointless, expensive piece of equipment. Gruß Bertil
Skoda 5E5 CZDA + Mini R50 W10 + VW ID.3 + Fiat Ducato 250 + 161 DX
*** Technische Anfragen per PN werden von mir nicht beantwortet! ***
Translated on 27-09-2026, 12:41.
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fd Guest
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09-09-2004, 14:49 Subject: Reach Display in MFA/FIS |
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Forget the range calculation; on vacation, the display in my Seat Altea showed approximately 60 km remaining after a normal highway drive. Then, on a country road, it went downhill for 8 km continuously with a gradient of about 5% (without pressing the accelerator), and at the bottom of the valley, the display showed 0 km; fortunately, the car still made it to the next gas station. I filled it up completely (51 liters) despite the stated tank capacity of 55 liters. I actually expected the range to increase during the downhill drive, especially since I noticed that the fuel gauge shows more when driving downhill for extended periods compared to driving on a flat surface or uphill.
Translated on 27-09-2026, 12:42.
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Jan6K

Joined: 04/12/2002 Posts: 4741 Karma: +107 / -0 Location: Hagen
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09-09-2004, 16:25 Subject: Reach Display in MFA/FIS |
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Hi,
My imported 6K also has this display, and I'm quite satisfied with it. If you have a relatively consistent driving profile, the results are very accurate. In the Ibiza, the calculation is based on the average consumption of the last 30 km, which, in my opinion, makes sense.
Of course, you can "work around" that, but normally it's quite good.
After refueling and then driving 35 km at a constant speed of 80...100, I had already seen a reading of 1200  - the Ibi has a 45-liter tank and was not overfilled during that operation.
Best regards,
Jan. 1Z5 CFHF  / AHB H4D 
Translated on 27-09-2026, 12:44.
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Roger Profi-Schrauber


Joined: 10/11/2002 Posts: 3035 Karma: +88 / -0 Location: Rodgau 2017 Volkswagen Golf Premium Support
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09-09-2004, 16:35 Subject: Reach Display in MFA/FIS |
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@ Bertil :
Quote: | | The range indicator for the LL interval is described in the manual but is not present. |
No, that is definitely not mentioned in the manual for the G IV. It is mentioned for the Polo 9N (Ulf will probably agree with me on that now  ), and also for Audi.
However, the fuel range indicator is described without ever appearing in the Multifunction Display (MFA).
Just like the Radio Delta advertised that it could read CD-RWs, but it definitely couldn't. After replacing it with a Delta 6 (the version with fewer DSP settings), it suddenly works.
-> A classic case of adapting the hardware to the manual after the fact  . I used to know it the other way around... Gruß
Roger
MJ 2018 GTI Performance DLBA
Translated on 27-09-2026, 12:46.
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Bertil Profi-Schrauber

Joined: 04/15/2002 Posts: 5628 Karma: +108 / -0
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09-09-2004, 17:55 Subject: Reach Display in MFA/FIS |
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Roger wrote: |
No, that is definitely not mentioned in the instructions for the G IV. |
"However, in my manual, it's described differently. The LL (Low Level) service interval should be displayed, but the remaining fuel range should not (Mj, initial value 02). However, there's an addendum that states the LL interval won't be displayed until 3000 km before the event."
The AXR (Arbeitszeugnis - German work certificate) from my tenant doesn't mention either of those things (start of employment in early March).
It's exactly like you described with a colleague's AXR (Mj around mid-April).
It seems like everything is covered. Gruß Bertil
Skoda 5E5 CZDA + Mini R50 W10 + VW ID.3 + Fiat Ducato 250 + 161 DX
*** Technische Anfragen per PN werden von mir nicht beantwortet! ***
Translated on 27-09-2026, 12:48.
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Gremlin Guest
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09-09-2004, 20:03 Subject: Reach Display in MFA/FIS |
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I also have a fuel range indicator, but I never use it because, as Bertil said, it's unreliable.
In a way, EVERYONE has something like that... it's called a fuel gauge  .
example: IHM's ASZ. Fully digital driving profile.
We are starting at the company. Range: 380km. Normal drive to McDonald's (4km). While we are waiting at the drive-through (engine running), the range cheerfully increases from 430km to 610km. You can imagine how HE drove to work  .
The calculation is based on the average consumption over the last 50 kilometers.
I would prefer to have a remaining service interval like Audi does. However, this isn't available in the Octavia/Golf (and it's not mentioned anywhere), so I always have to read the adaptation channels and estimate the remaining interval myself...
CU Gremlin.
Translated on 27-09-2026, 12:50.
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