1. W

    Audi A5 3.0 TDI 2015 CDUC (CKVC) NOx sensor location

    Hi lads, I’m having a right bummer trying to locate the NOx sensor (bank 1 sensor 2). Firstly I thought it may be located on the CAT/DPF downpipe but there I think is only located oxygen sensors and DPF pressure sensors. Does anyone here know where this NOx sensor is located as it’s coming up...
  2. E

    Audi a4 front right noise

    My car is making a werid noise from the front right side , it’s sounds like a grinding sound ,see video
  3. MattA38P

    A3 8P TDI (170) Custom BCS/Powervalve exhaust

    So I had Dave Pike at Powervalve make me a custom cat-back exhaust for my TDI (170) (CBBB engine code). It sounds lovely… especially for a TDI. No tractor noise, very subtle lower tone and no drone noise on the motorway. Can definitely hear a nicer sound in the higher revs and it also feels a...
  4. A

    Q5 Lane change assist help! C1115F0

    Hey everyone! I’m in need of some help here troubleshooting what is going on with my 2014 Q5 TDI. Got my car back from the dealer where they replaced the DEF tank and pumps, and the wiring harness and control module for it. Since then I have driven roughly 2k miles on a road trip and now I’m...
  5. H

    Q5 Cylinder Contribution / Balance?

    Have a low mileage 2016 Q5 TDI that was running a little rough at idle so I had the intakes taken off and the EGR solenoid replaced. Before the work we just had an EGR temp sensor check engine light on. So had the intake and EGR removed and found tons of black tar built up around all of the...
  6. L

    Audi A7 3.0 BiTDI Competition Business Edition

    Looking at an Audi A7 3.0BiTDI Competition C7 facelift Business Edition with a bunch of stuff. €27 200 Love everything about it. Only thing putting me off is that it got 103k miles(166000km) on the clock. First serviced with longer time between and latest 3 they cut the service interval in half...
  7. C

    Halogen to Bi Xenon

    Looking to do the Bi-Xenon conversion to my A3 is 2012 S-Line hasnt got the holes for washers but ive seen about that some of the a3s you can plug bi xenons in and then just have to code in? and do you have to have auto leveling as it seems pretty expensive for the motors and all that? I do Plan...
  8. J

    2.0TDI Irregular Overheating

    Good day, I have an Audi Q3 2.0TDI Quattro S-tronic Engine code CFGC I have recently been running into an overheating issue: I drive for about 15 minutes on the freeway, then the coolant temp will go up from 90 (Celsius) to about 110 (C) if I don't stop accelerating. It only does it on some...
  9. R

    2.0 TDI CRLC - Intermittent stuttering and stalling (VCDS attached)

    Hi guys, I have an Audi A3 8V 2.0 TDI CRLC (manual transmission) with ~200k KMs that presents intermittent stutters and stalling since more than 1 year ago. I went to two repair shops (one of them is an authorized VAG repair center) around my town and the mechanics from both places suggested...
  10. MattA38P

    New to the forum, Remap enquiry

    Hi all, I'm new to the forum but also a new Audi A3 owner. So apologies if this has been posted elsewhere already! I’ve recently purchased a 2010 A3 2.0 Se TDI (170) with only 60k. It’s all completely stock, no mods whatsoever. im after doing a stage 1 ECU remap but looking at keeping the dpf...
  11. L

    Mystery squealing steering

    I cant find why my steering is squealing on full lock. So far ive replaced: Steering rack 3 steering Pumps Alternator clutch pulley 3 belts New fluid all bled Please Help before i set fire to it A few people have mentioned a bad timing belt has caused a squeal. & definitely said timing and...
  12. A

    (2015 A3 SE 1.6TDI) knocking noise

    Hi guys I have a 2015 A3 SE with 37k miles on it and I keep getting a knocking/rattling noise which carries on from idle until I go for a short (10 - 20min) drive, it seems to come back when I’ve left it idle for a few hours but sometimes it comes back again when i turn the engine on and off...
  13. MarijZ

    Audi a4 b6 AVF questions

    So just straight to the point here are all the questions im currently wondering about my car… are the avf engines louder and more tractor like than lets say the 2.0 brd engines, 1.9 atd and other 1.9 engines found in golf mk4 the 101hp versions i think i finnaly resolved the vibrations inside...
  14. E

    2009 1.9tdi bxe starting issues

    1.9 bxe engine - no fault codes since issues happening have had done: battery replaced glow plugs replaced faulty injectors replaced fuel filter replaced looked at by multiple garages issue- car will attempt to turn over and fire up 1st start of the day and will either cut out straight away or...
  15. D

    A5 2.0tdi ultra or 3.0 tdi?

    Hi guys, I am about to change my car and I need a little help from people who have experience with the A4s and/or A5s (2017 onwards). Which diesel engines are the most reliable? I have been looking the 3.0 tdi and the 2.0 tdi ultra. My commute is 140 miles/day on motorway. Thank you in advance.
  16. C

    Audi a4 2.0tdi glow plug flashing and esp & eml light on abs light intermittent

    Hi guys new here so not sure of this is the right place to post sorry if not. Just looking for any info or tips of anyone here has had the same issues. I bought the car Friday it drove ok no obvious knocking or banging and dash was clear. after the 73 mile trip home the GP light started to...
  17. 2

    Removing diverter valve sensor

    Not sure if this is the right place to post but if I would remove the diverter valve sensor would it hurt my car? I know very little about cars compared to a car guy. Car: Audi A4 2.0 TDI 190hk Year: 2018 More info: Quattro, automatic. Service/maintenance: Audi Verified Shops only. Video on what...
  18. A

    Q7 Help with sourcing a Q7 Transmission Valve Body

    Hi I need some help with sourcing a new, refurbished, or used transmission valve body for a 2008 Audi Q7 3.0 TDI (240PS) (Transmission: Aisin 09D TR60-SN) Hoping that someone here could point me in the right direction. Thanks
  19. M

    Audi A3 2.0 TDI remap?

    Hi guys, I have a 2005 2.0 TDI A3 with 158,000 miles on the clock. Looking at getting it mapped and wondered what everyone’s experience with mapping is like? Any clutch slipping etc? I was once told that the 2.0 engines are more than capable of the power but it’s more the clutch you have to...
  20. J

    Wont start after empty of fuel

    Help had been appreciated! Applies to Audi A4 B8 TDI 2009. The fuel pump under the car, pump number 2 (not the one in the tank), had oxidized the cables so that it did not run, which resulted in no fuel to the engine. Took a while to find the fault but now that it is fixed the car does not start...