Audi a4 adblue reset. I use three different types of bottles.

Audi a4 adblue reset 2 AdBlue filler neck: Inserting the refill bottle Applies to Audi A4s: with selective catalytic reduction In diesem CarWiki Ratgeber widmen wir uns der AdBlue Systemstörung an folgenden Audi Dieselfahrzeugen: Audi A3, Audi A4, Audi A5, Audi A6, Audi A7, Audi A8, Audi Q2, Audi Q3, Audi Q5, Audi Q7, Audi Q8. 0 TDI Bj. Fault code was: 28653- Reductant System Apr 26, 2024 · A4 (B9 Platform) Discussion - Welcome to the AdBlue Delete club - So, I eventually accepted my loss and did the previously unthinkable ( for me), I had the Adblue electronically deleted from the car. AdBlue warning light is still on after refill 10 litres of Adblue. First of all we lift the car and begin to disconnect the cable of our pump, letting the excess AdBlue liquid drain; after which we disconnect the electrical connector and unscrew the pump nut to remove it, as shown in the video. 0tdi 2015 has decided to display the dreaded spanner warning light saying adblue system fault when I was cruising on the motorway. Davinci not work. 0 Sportback (2007-2016 model) has developed an Adblue fault that reads “Adblue: system fault. - Select control module #1 eng Feb 25, 2021 · MHH AUTO MHH AUTO FORUMS. Followed the test plan and determined pressure sensor faulty. Join the club now! AdBlue Pumpe Wechsel an einem 2. No restart in 650 mi. 01] = System is having to 'add' AdBlue to maintain NOx catalyst efficiency [< 1. Jun 26, 2022 · I have an Audi A4 B9 with the famous Adblue reset problem. 07. After you have …read all… Feb 5, 2022 · Exact same fault appeared 2 months ago. How to reset it? Jul 25, 2018 · Q7 MK 1 Discussion - AdBlue warning light not resetting after refill - My Audi Q5 TDI 2. Dec 28, 2023 · AudiWorld Forums Audi Models Audi A4 A4 (B9 Platform) Discussion Adblue/DEF: Fault. Bought 2 large containers of adblue from the stealership and filled up the tank. We’re a proudly independent, non-official club, so all the help and opinions you’ll find here come directly from members with real experience of Audi ownership. Its started at 650 and is now on 550. 2015 Kraftstoffstoff im AdBlue System!! Falschbetankung AdBlue Pumpe löst sich auf Diagnose mi. Nov 26, 2023 · Hi there, New member here, thanks for having me! I've had some issues with the adblue system on my A4, and it seems really common. The car still refused to start until a reset was preformed. It's happened a few times before and it normally means it just needs to get topped up. Oct 7, 2025 · After refilling, reset the AdBlue system by turning the ignition on without starting, then wait several minutes for the system to recognize the refill. See how to fix AdBlue issue by resetting the metering system and resetting the counter for the miles/km. At this Jun 24, 2024 · Car: Audi A4 2015 B8 Warning: "AdBlue System fault; no restsrt in 300km" The Audi workshop would like to change the AdBlue tank and they are quoting 2900Euros to repair. Zuerst müssen wir das AdBlue tatsächlich nachgefüllt haben; dann verwenden wir die entsprechende Diagnosesoftware, um auf das Steuergerät des Fahrzeugs zuzugreifen, indem wir das Armaturenbrett einschalten, wie im Video gezeigt. Persistent AdBlue warnings despite refilling often indicate sensor faults, injector issues, or system calibration errors. AUDI 2. Wir diagnostizieren das Fehlerbild, verraten die üblichen Ursachen und gehen zudem auf mögliche Lösungswege und Kosten ein! Are you facing an Audi A4 AdBlue problem? In this video, we tackle the common AdBlue system issues head-on, including how to replace the AdBlue injector and AdBlue pump. After that, the system showed a warning roughly (in another language): "AdBlue: The motor cannot be started after 75000 km. The instruction book states that t Sep 2, 2022 · Searched for Audi A4 2015 Adblue Reset - To reset the AdBlue system in a 2015 Audi A4, go to the engine settings, wait for it to read all information, then go to basic settings and look for the option to reset the SCR tank level detection. 0 (2011 model) AdBlue warning light is on with 1000 kms. de- Chiptuning Stage 1, 2, X- Steuergeräte reparie Aug 18, 2022 · Recently, a customer requested support on an Audi A4 (2016 – DEUA Euro 6 Engine). Apr 14, 2024 · It did not cure my problem entirely, but I no longer have AdBlue issues in the 01-ENGINE module - only the AC-REDUCTANT CONTROL. Audi dealer said the injector was blocked…they replaced the adblue injector free of charge as he said there was a small batch of bad adblue supplied by Audi that may have caused it. The pump was defective, I replaced the adblue tank with pump, refilled and performed reset with VCDS but on the dash I still have 900km remaining before no engine start. Mar 5, 2024 · How do you reset the Audi A4 AdBlue warning light? In order to reset the Audi A4 AdBlue warning light, it is necessary to top up the additional liquid by pouring it into the special tank. 0TDI, AdBlue Fördereinheit// Change the AUDI A4 AdBlue pump ADBLUE vs WATER, What Happens If You Use Tap Water Instead Of ADBLUE?? Mar 28, 2023 · AudiWorld Forums Audi Models Audi A4 A4 (B9 Platform) Discussion Adblue fault no start in 650 miles !! A4 (B9 Platform) Discussion Discussion forum for the B9 Audi A4 2017- Oct 14, 2023 · Morning All, Ive had a yellow Adblue System Fault, No Restart in xx miles flash. Rücksetzen der Lernwerte SCR System - CAN Steuergerät (EDC17 ECU) [STG01 - Motorelektronik] > [Anpassung-10] > Kanal 80 - Adblue (SCR) Reset Dabei die Hinweise aus VCDS beachten! Wert 001 mit [Test] prüfen und anschließend mit "Speichern" im Steuergerät hinterlegen. JA: Anything else you want the Mechanic to know before I connect you? Customer: The problem is I filled up with adblue but I still have that message on the screen where it's telling me I Audi A4 with AdBlue issues. Thank you Thanks Sep 2, 2022 · Resetting the AdBlue warning light on the Audi A4. In order to reset the Audi A4 AdBlue warning light, it is necessary to top up the additional liquid by pouring it into the special tank. Can I reset my Audi 2016 a4 allroad Adblue countdown with the obdeleven? I need an Adblue pump replacement but they are out of stock but need the car Audi A5 2016 AdBlue Warning Light Stays On After Refill A5 users often face persistent AdBlue warnings and injector clogging causing emission system faults. Nov 16, 2023 · I recently had the adblue light & warning message on my 2016 A4 B9 diesel quattro come on, "1000 km to go and engine will not restart". 1 … 207 … 490 Audi a4 2016 adblue reset Thread Rating: 0 Vote (s) - 0 Average 1 2 3 4 5 Are you also affected by a defective UREA AdBlue system? In this video, I explain why so many diesel drivers have defects in their cars! Follow my tips, and your UREA system will thank you! #car # Jul 4, 2025 · Why is the AdBlue light still on my Audi? Some possible causes could be: AdBlue tank sensor issue: The AdBlue tank sensor may not be working properly, causing the system to think that the tank is empty, even though it’s full. Nov 13, 2021 · Probleme mit dem AdBlue? Wir helfen euch weiter. Jun 19, 2022 · A4 (B9 Platform) Discussion - Adblue error? Or need a top up? - Hi all! I have an Audi A4 Allroad B9 which I purchased around 2 years ago, so this is my first time dealing with the adblue system. 0t Engine Diagnostic & Maintenance Guide (Audi A6, A7, A8, S4, S5, Q5, Q7, & SQ5) Audi A4 B9 8W AdBlue Problem Tank AdBlue Heater Replacement | AdBlue tank changing AdBlue heater Audi A4 with AdBlue issues. Dec 30, 2023 · Membership is completely free, and our community is built by enthusiasts, for enthusiasts. However start/stop doesn’t work and I’ve noticed when scanning it I get one code U010E lost communications with reductant control module, just wondering if this is normal with an adblue coded out? AdBlue system faults and persistent engine warning lights in Audi A4 models. JA: What is the model/year of your Audi? Customer: A4. This however wasn't the case and I got it diagnosed at Audi Parramatta Hi. 8K subscribers Subscribe Apr 30, 2024 · Recently bought an a4 avant, drives fine and no lights on dash. Does not seem to be able to communicate with the module. de- Chiptuning Stage 1, 2, X- Steuergeräte reparie Nov 9, 2023 · How to top up AdBlue and reset the warning on the Audi A4 Audi A4 (2007-2016 / B8) In this guide we will see the information related to topping up the AdBlue fluid and resetting the warning on the Audi A4. A4 (B9 Platform) Discussion Discussion forum for the B9 Audi A4 2017- In this video I demonstrate how to top up your Adblue tank. 0 tdi 04L906026PP edc17c74 fix the file. Kontaktiert uns gerne unter 015731179754 - info@mc-tuning. 000 km). No fault codes on 01-Engine but I still have the old 5 fault codes on AC-Reductant control. Join the club now! Dec 9, 2020 · I have a problem with Adblue reset on Car Audi A4 8K Year 2015. 0L TDI Engines Forum post by Peter: 2012-2014 NAR Passat(A32) TDI/CKRA – AdBlue Level Reset Procedure Prerequisites: - Engine fully warmed up (above 80’C) and idling - Transmission in Park/Neutral - Emergency brake = On - Doors and hood are closed - Driver's seat belt Audi A4 General maintenance Checking and topping up fluids Selective catalytic reduction Fig. The only action I have taken so far is to replace the ECU module with an identical OE module, and run the standard Reset of the SCR sensor / SCR lock through basic Nov 5, 2025 · When the AdBlue warning light appears on the instrument panel of the Audi A4, it means that a generic problem has occurred in the emissions reduction system that is present in diesel engine cars: first of all, it will be necessary to ensure that the additional fluid is sufficient inside the system. 0 TDi (2015) Adblue Fault, No Fault Codes 😳 sandy anderson 22. A couple months go I had already undergone changing to a brand new EGR ( was leaking before), and a DPF rebuild (filter Audi A4 (2007-2016 / B8) Wie man das AdBlue nachfüllt und den Hinweis auf dem Audi A4 zurücksetzt. Now I am stuck with a persistent code P21CA (Reductant Control Module Supply Voltage Circuit) which started the Adblue Countdown. AdBlue system faults, warning lights, and restart lockouts in Audi A5 vehicles. Robs walks us Sep 24, 2023 · Anyone out there to advise on the SCR Adblue Error codes P20E900 Reductant Pressure too high - Audi A4 Avant 2015 163 Ultra ~50,000 miles covered Started two months ago on 29. AdBlue Fehler letzter Start in 1000 km, am Audi A7 3. ly/3lxU191 5 % Jul 22, 2024 · Hi, We recently bought a used Audi A4 Quattro 2016. 01] = System is having to 'reduce' AdBlue due to an over-dosage detection Step: 2 At this time, remove the N474-Reducing Agent Injector from the exhaust and place it into the collection Mar 23, 2019 · Hello guys, I have problem with AdBlue sistem. Covered under Jun 26, 2022 · I have an Audi A4 B9 with the famous Adblue reset problem. Yesterday a notice appeared on my dashboard : AdBlue System fault No restart in 1000km. I have a adblue issue. Anschließend folgen wir der Mar 10, 2022 · In this video I show how I reset the Adblue "car cannot be restarted" condition with VCDS Dec 15, 2019 · Q7 MK 1 Discussion - Adblue message won't go away - I received the Adblue refill message on my 2012 Q7 a few days ago. 0 tdi 150hp 2017 manual gearbox 196k km i see on facebook grups a lot of problems with adblue. Jan 29, 2014 · A value of: [= 1. 0TDI AdBlue Pumpe wechseln, 3. Robs walks us Nov 15, 2022 · J'ai un problème qui vient d'apparaître sur mon audi A4 B9 tdi 150 de 2016, elle me demande de l'adblue sous peine de ne plus demarrer, jusque là ça va. Like others here I figured it was a sensor or diagnostic issue. If the fluid has been topped up correctly, it will be necessary to check for damage to the Jul 20, 2022 · My Audi A4 B8 2. 8K views 7 years ago Audi A4 AdBlue refill and Emergency 35 miles resetmore Dec 31, 2022 · When the AdBlue warning light is activated in a vehicle, this indicates that there is an issue with the urea additive injection system. I cannot clear any fault codes, tried with odis and vcds. They advised that they had filled my car with ad-blue to the top, but they mentioned that the warning sign still appeared and that I would need to bring it to a specialist to "overwrite" the ad-blue warning sign. See the instruction book". At this point, we follow the guided procedure to reset the AdBlue warning Jul 25, 2025 · In this guide we will see the information related to topping up the AdBlue fluid and resetting the warning on the Audi A4. When do I have to add up with adblue? When it appears on my board or before? i dont have iet problems! I want some tips to dont have May 8, 2015 · AudiWorld Forums Audi Models Audi Q3 /Q5 / Q7 / Q8 Audi Q7 Q7 MK 1 Discussion 2010 3. Please Thanks hello, did you reset ADBLUE before writing ? Audi A5 AD BLUE Refill Reset, Emergency 35 miles Restart I tried to restart the vehicle after only adding 10 L and it did not work as soon as I added 20 L which is the capacity of the tank the Apr 5, 2024 · Let's find out the procedure on how to disassemble and replace the AdBlue liquid pump (similar to the fuel one) of the polluting emissions of the Audi A4. 1 Audi A4 as seen from the rear right: Unscrewing the AdBlue cap Fig. Resetting the AdBlue warning in your Audi after refilling the tank is straightforward, but it’s important to follow the correct procedure. // 190PSAdBlue pump change on a 2. The other day, we filled up with AdBlue from a gas station. Said I had 200 miles or so before the engine would not start. Oct 16, 2022 · My 65 plate A4 2. ? Looks like dealer took out the AdBlue tank and replaced the metering system. // 190HP28653 - Reduktionsmittelsystem Bank 1 Jul 4, 2025 · Why is the AdBlue light still on after filling Audi a4? A clogged injector, malfunctioning pump, or other problems in the AdBlue system. Je fais le plein immédiatement et le voyant finit par disparaître 2 jours après. The mechanic might be able to reset the AdBlue system with a diagnostic tool. First, it is necessary to have perform… Subscribed 541 171K views 2 years ago How to remove AdBlue Fault No Restart in 1000kmmore Easy to fix P204f code:does work every time Adblue system fault, no restart in 1000 km! Audi A6, C7 Audi A 4 - Adblue no restart Hello, I have a 2017 Audi A4 S line and recently brought my vehicle to a mechanic. 0TDI a4. Page generated automatically based on user searches (*) AUDI AdBlue Systemstörung Kein Motorstart in 1000 km Serkan Selcuk 103 subscribers Subscribe Audi A4 Ultra 2. Zuerst müssen wir da… Jul 4, 2025 · How to fix AdBlue problems on Audi?To reset the AdBlue, the only option is to visit a mechanic or a dealer to have it set back to 0. 5F Adaption Car function adaptions gen2 - Menu display adblue: Not Active -> Active - Menu display adblue over threshold: Not Active -> Active MMI Reset After that, a test drive was run, but the MMI shows Sep 2, 2022 · Searched for 2016 Audi A4 Adblue Reset - The 2016 Audi A4 is equipped with a system called AdBlue, which is used to reduce emissions by injecting a urea solution into the exhaust system. Nov 16, 2013 · git the low adblue warning the other day. Contaminated fluid or faulty sensors can cause false alerts. 120. Monitor Your Dashboard: Many modern vehicles with AdBlue® have a Oct 7, 2025 · Why is the AdBlue light still on after filling Audi a4? When the AdBlue warning light remains after refilling, the system may need a reset or sensor check. Page generated automatically based on user searches (*) 👉 Hier wechseln wir denn Adblue Tank und die Adblue Heizung bei einem Audi A4 B9 8W ★ Steckschlüssel-Satz 22002 XXL Automotive Shop: http://bit. Audi A4 (2014-2025 / B9) . Had this warning come on, previous to this had a recall message to book in for a software update and safety check, have not booked it in yet as been away. The adblue tank has been topped up to full (took approx 5 litres to fill to full) and I have driven the car a few times and added around 50 mile The Audi A4 2017 model has an Adblue reset feature that can only be done by a mechanic or the dealer. This could resolve a glitch causing the light to stay on. 01] = Default value after a reset (center-line value) [> 1. I bought the VW/Audi fluid so that I could twist it, then I cut a hole in it and filled it with about 6 gallons of DEF fluid. Robs walks us through his workaround. Sep 2, 2022 · Resetting the AdBlue warning light on the Audi A4. First of all, we get on bo… how to reset warning ⚠️ message Refill AdBlue No restart in 50km on a Audi Q5 #audi #audilovers Jhayk8 TV. given in this guide will show us how to reset the AdBlue refill warning light on the Audi A4. I read on the forums (this and others) that either the sensor would reset itself or I could perform a hard May 26, 2021 · 2. Join TaT at Audi B8/8. Aujourd'hui je fais l'entretien de mon véhicule en concession et la coup de bambou ! Apr 5, 2024 · Um den AdBlue-Reset des Audi A4 durchzuführen, muss man die Tankklappe öffnen, die sich auf der rechten Rückseite des Fahrzeugs befindet: Hier kann man den Tankdeckel für Kraftstoff und daneben den kleineren für AdBlue finden. Page generated automatically based on user searches (*) Dec 20, 2022 · A4 (B9 Platform) Discussion - audi a4 b9 adblue - Im a new owner of an audi a4 b4 2. I have a problem. In diesem Leitfaden werden Informationen zum Nachfüllen von AdBlue-Flüssigkeit und zum Zurücksetzen der Warnung im Audi A4 behandelt. Today, I got the following message Adblue: fault. No tsb aplicable. Man muss dann den AdBlue-Deckel abschrauben, um die erforderliche Menge Flüssigkeit in den Tank zu füllen; sobald diese Menge eingefüllt ist, kann man den Tank Aug 19, 2024 · Audi A4 (2014-2025 / B9) In order to reset the Audi A4 AdBlue warning light, it is necessary to top up the additional liquid by pouring it into the special tank. Subscribed 10 9. km no dtc. No restart in 600 miles! See owner’s manual”. First, it is necessary to have performed the actual. As soon as I clear DTC after an autoscan, this one comes back straight away (without re-scanning). First I was read some posts and after this I was read fault codes and filled my tank with additional 10 liter adblue. The bottle has this special twist connector that turns something in the intake to divert the fluid into the reserve tank. 2016 JA: Are you fixing your A4 yourself? What have you tried so far? Customer: Just I filled up with adblue. Why is my AdBlue light still on even though I’ve filled it up? When the yellow AdBlue warning light illuminates, what should you do? How much time does AdBlue require to reset? Can you fill an AdBlue tank to the top? Warning Important Drive when the AdBlue warning light is on? Can you overfill an Audi’s AdBlue tank? How long after the AdBlue alert can I drive? What does a “System Fault Feb 9, 2023 · Membership is completely free, and our community is built by enthusiasts, for enthusiasts. Zuerst müssen wir da… Sep 2, 2022 · Searched for Reset Adblue Audi A4 - Resetting the AdBlue system in an Audi A4 can be done by going to the engine settings and selecting the "reset scr tank level detection" option. First, it is necessary to have performed the actual AdBlue refill; then, we use the appropriate diagnostic software to access the car's control unit, turning on the instrument panel, as shown in the video. A faulty sensor might be sending incorrect signals. First of all, we get on board the car and turn on the instrument panel; we wi Apr 5, 2024 · The instructions given in this guide will show us how to reset the AdBlue refill warning light on the Audi A4. Need to contact them again to get new fault checked and confirm they actually drained the tank when putting new injector in. Is this likely to be because Mar 9, 2025 · In this video, we can see how to fix the AdBlue malfunction on an Audi A4 B9: a warning appeared on the dashboard informing us that within a thousand kilometers, the engine will not start if we do not solve the AdBlue problem. Page generated automatically based on user searches (*) Mar 5, 2024 · Audi A4 (2014-2025 / B9) Die Anweisungen in dieser Anleitung zeigen uns, wie wir den Reset der AdBlue-Nachfüllwarnleuchte des Audi A4 durchführen können. 0tdi Avant currently with an Audi specialist awaiting a new AdBlue tank, pump and ECU at a cost north of 2K 🙄 This will be the second time this has happened, once at 65k back in 2019 and again now at 106k. No restart in 650mi. 2023, with the dreaded dash warning, engine light followed by the AdBlue system fault. The AdBlue tank level sensor or dosing unit could be faulty or clogged. The P208B00 code relates to the AdBlue system, indicating a fault that triggered a no-restart warning which later cleared but left the engine light on. Rob fixed the AdBlue fault but was not able to reset the warning light using his aftermarket scan tools. In this case the client ran out of adblue and even after refilling. . Is there a link between these problems? In this video, we tackle a unique AdBlue issue on a 2020 Citroen Berlingo that left the van unable to start without warning. I need help with adblue off in audi A4 2. After carrying out a full system test with their diagnostic tool, the following faults were detected: Engine 1 FAULT P20E800: Reductant Pressure Too Low (AC) Reductant How To Reset The MMI System On The New 2017 Audi A4 B9 Facelift With MIB 2 And New ButtonsA quick video on how you can perform an MMI Reset on the new Audi A Oct 30, 2018 · After adding 10 litres of adblue to my 16 plate Audi A7, it failed to stop counting down until d day if not restarting. AdBlue contamination: If the AdBlue fluid you used was contaminated, it may have caused the AdBlue system to malfunction. General Automotive Help & Discussions. The customer reported seeing an AdBlue warning light with no countdown Feb 9, 2024 · (02-09-2024, 01:23 PM)ars1 Wrote: hello friends I deleted adblue. I have run a scan for errors several times but no fault found. but on the dashboard it write 11940. If it still won’t start, check the AdBlue level sensor and injector for faults or blockages. It is not possible to reset it manually. Feb 1, 2017 · Hello! :) I found information where adblue range would be available for Audi. Jan 30, 2024 · Die Anweisungen in dieser Anleitung zeigen uns, wie wir den Reset der AdBlue-Nachfüllwarnleuchte des Audi A4 durchführen können. First, turn on your ignition without starting the engine—this powers the vehicle’s electronic systems. 0 TDI - AdBlue warning/counter not resetting after refill! Jul 24, 2023 · My 2016 A5 2. Please suggest whether the AdBlue pump replacement at local workshop can fix this problem? Or let me know precautions to be taken into consideration to avoid unnecessary payments. They reported an AdBlue warning on the instrument cluster, stating “No engine start in 500 miles”, despite the AdBlue being refilled. When the AdBlue system requires a refill, a warning message will appear on the instrument cluster. However, some users have reported that the only way to reset the AdBlue system is to take the car to a mechanic or the dealer. VAG Group VW , Audi, Seat, Skoda, Bentley Discussions. How do you reset the AdBlue warning light on the Audi A4? Audi A4 (2007-2016 / B8) In order to reset the AdBlue warning light on the Audi A4, you need to open the fuel filler flap, located on the rear right side of the vehicle: here Probleme mit dem AdBlue? Wir helfen euch weiter. Jul 13, 2025 · My car is an Audi A4 allroad B9 (built 2018 with approx. more May 12, 2021 · There are two tanks, and you can't fill the reserve tank without the adblue from VW/Audi. Jan 30, 2024 · The instructions given in this guide will show us how to reset the AdBlue refill warning light on the Audi A4. 5 3. Nun den Messwertblock 174/1 prüfen, ob dort Wert 00000100 angezeigt wird. This is the sole method available. (screenshot attached). Jun 18, 2022 · A7 - GS: First CEL after eight years - P204B00 reductant pressure sensor - ?P204B00 Reductant pressure sensor circuit range/performance static. If the warning persists, it may require a 5-liter top-up from empty or multiple start-stop cycles. Rücksetzen der Lernwerte SCR System - UDS Sep 2, 2022 · Searched for Audi A4 B9 Adblue Reset - The Audi A4 B9 is equipped with a system called AdBlue, which helps reduce emissions by injecting a urea-based solution into the exhaust gases. Zuerst steigen wir ins …alles lesen… Veröffentlicht am 25 July 2025 by ScegliAuto Sep 2, 2022 · Audi A4 (2014-2025 / B9) . However, after a certain distance, the AdBlue system needs to be reset to ensure optimal performance. Two from a shell petrol station and one from BPThe Adblue Nov 4, 2024 · Audi A4 (2014-2025 / B9) Die Anweisungen in dieser Anleitung zeigen uns, wie wir den Reset der AdBlue-Nachfüllwarnleuchte des Audi A4 durchführen können. If the AdBlue warning light remains after refilling, check the AdBlue quality and tank sensor. I use three different types of bottles. Adblue is not physically required to run an engine, but running an engine without it will cause the May 17, 2024 · Had this car since 08/2016 bought when 6 months old, done 26000 miles full Audi Service History. Ive ran VCDS and it didnt find a fault code however, I ran some specific tests on the reductant system and found the following: IDE03129 Reducing agent pump: activation Audi A4 with AdBlue issues. After filling, drive the vehicle to allow the system to recalibrate. pxkdt plfo cmch tvs ykjrvp lnecpy vdp xwqfl qzbwgo cikuhg crfvaeb xfzagvu mdwyx pjvl tejsy