I have a 2002 1. It's free and it's easy, so don't hesitate to join the Audizine Family today! Sep 30, 2017 · The issue I am having with my '02 Allroad that is a little weird. Once running the car was fine, just would sometimes take several cranks to get it going. 0T related to carbon buildup on the secondary air Nov 1, 2015 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. Came up with a few, most of which were historical and either happened once years ago, or else I'd already fixed them (headlight leveling sensor, door handle sensors). This is why the CEL is 16804 (cat below efficiency) and not any of the following: 16514 Bank 1, sensor 1 Electrical malfunction in circuit 16515 Mar 11, 2007 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. The tube was literally off the valve nipple. It's free and it's easy, so don't hesitate to join the Audizine Family today! Apr 16, 2024 · Be detailed in examining each part for issues. would this be a good excuse to purchase the magnaflow system ive been looking at for a long Nov 10, 2004 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. Apr 24, 2024 · Join Date Nov 03 2010 AZ Member # 66528 My Garage 2019 Audi A5 Sportback, 1986 MB 560SL Location Fallbrook, CA Aug 29, 2004 · The values that the ECU sees are the combo of the pre and aft O2 sensors readings. So far things I have done and even eliminated verified working coil packs, changed spark plugs, even installed new fuel injector in cylinder #4, cleaned MAF. 5 S5. I've read multiple threads about secondary air injection issues on the 3. The combis are opened from vacuum pulled when relay solenoid #8 (some years had 2 solenoids, 1 for each side, my 2013 only had one) is triggered during the cold start procedure. . 16804 - Catalyst System; Bank 1 P0420 - 35-10 - Efficiency Below Nov 14, 2008 · Several months ago the check engine light returned with the same code numbers, P0491 and 0492. Tightening the clamp fixed the code and let me pass the readiness test. So here is what has transpired: I removed my supercharger to add an EPL pulley as well as change out (preventative) thermostat. ,Bank1-Sensor1 Malfunction Aug 26, 2014 · About 25-30k miles ago i had this code "16804: which is Catalyst System; Bank 1: Efficiency Below Threshold. This engine is very wide spread across a ton of Audi models. E. 9 TDI Engine 2. It's free and it's easy, so don't hesitate to join the Audizine Family today! Nov 21, 2017 · Please confirm the part(s) you are referring to - 06E103207AP is a breather hose, it has a inline check valve but no solenoid (by definition a solenoid is an electromechanical part) so it is not clear what part you replaced. The code did clear itself also. When it's bellow 0 and I let the car warm up until the idle drops, the MIL comes back on. So I bought the car a few months back and mechanically it was perfect, shifted smooth, sounded perfect, had awesome pick up on acceleration. Ran great up until recently. It's free and it's easy, so don't hesitate to join the Audizine Family today! Audizine Forums > Main Model-Line Discussion > B8 S4 > Fault Code P0491. Jan 13, 2015 · ***EDIT: Have solved the problem, see post below*** Hi all, my first post and it's a fairly important one! Just picked up a beautiful 2nd hand 2001 1. Consistently get these 2 codes: 17536 - Fuel Trim; Bank 1 (Mult) P1128 - 001 - System too Lean - Intermittent - MIL ON 16804 - Catalyst System; Bank 1 P0420 - 002 - Efficiency Below Threshold Have updated the software to latest version (0005) for Catalyst issues. The top separates from the windshield header by a motor, not the hydraulics. 0 TDI Engine 2. Timely diagnosis is crucial to prevent further harm. 0t is a pretty solid engine, like any vehicle there is a possibility for problems. Oct 8, 2022 · Hello everyone can anyone help me in my problem please I have audi a4 2. It's free and it's easy, so don't hesitate to join the Audizine Family today! Aug 5, 2019 · Thanks for the link, I will check it out. 9TDI 130BHP with 165k on the clock. It's free and it's easy, so don't hesitate to join the Audizine Family today! Sep 5, 2008 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. It's free and it's easy, so don't hesitate to join the Audizine Family today! Jan 2, 2009 · Join Date Jan 02 2009 AZ Member # 36996 My Garage 2015 Audi S4, 2018 Ducati Monster 1200S Location Vancouver, BC, Canada Sep 22, 2009 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. 5L Engine 3. My problem started a few months ago, occasionally when I would park the car overnight my left rear bag would be deflated in the morning (usually about 8 hours) but not always. The SAI system is associated only to exhaust emission reduction and is not essential to engine operation. Jan 8, 2009 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. Sep 23, 2011 · I was getting code 16804 - Catalyst System; Bank 1: Efficiency Below Threshold. at the same time, the air pump is pushing air through. Open the driver door, wait 20 seconds, put key in ignition and press once turn on accessory mode only (without pressing the brakes). It's free and it's easy, so don't hesitate to join the Audizine Family today! Sep 22, 2008 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. 0T started having problems starting. For the B8, it was used in the 09 A4 sedan, the 09-10 A5 coupe, and the 09-12 Q5 crossover. It's free and it's easy, so don't hesitate to join the Audizine Family today! Audizine Forums > Main Model-Line Discussion > C6 A6/S6/RS6 > P0492 and P0491. It's free and it's easy, so don't hesitate to join the Audizine Family today! Apr 4, 2024 · Problems with the vehicle’s computer , though this is less common; How To Fix A P0419 Trouble Code. However, on the way home this evening it had a pretty major brake problem which -worryingly- seems quite common. I did some searching but didn't really find my exact issue. If you are experiencing a problem with the O2 sensor there are different codes to indicate an O2 sensor problem. PDA. Luckily the Audi dealer ignored my phone calls and emails, once I was able to get a hold of someone they said it would be 2-3 months before they could look at it :( Jan 24, 2012 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. now that fault is gone but I'm stuck with these two faults, and all this happend 1k outside of warranty which, really sucks. Oct 15, 2018 · Join Date Jan 30 2011 AZ Member # 70239 My Garage '04 DBP R32 PTE6266 Turbo, '01 Nogaro S4 Stg 3 & Bagged Location FAIRFAX, VA Jul 7, 2010 · recently threw code 16804 which is catalyst system bank 1 efficiency below threshould, P0420 lower limit exceeded. So for the last 6 months I've had a P0492 and P0491 codes on my B8 S4 (Secondary Air Injection - cold start). Engine was rebuilt due to oil consumtption about 19k miles ago. Mar 27, 2018 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. Alright. Supersedes Technical Service Bulletin Group 01 number 14-97 dated October Jan 22, 2020 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. The reason I think that it has the flow going the wrong way is that some people have suggested 'helping' the top open while someone else holds the switch to make the pump try to open it. When my pcv failed, I saw a 2 psi drop across the board. One of them is 10mm on each side, They are just small retaining nuts and there's 6 other if I remember correctly (3 on each side) that are either nuts or bolts and it takes the whole crash bar assembly out. Feb 25, 2014 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. Tackling a P0419 trouble code involves a bit of detective work to pinpoint the exact issue and address it. Like cylinder misfire but it only happens during idle . Here are the fault codes: P0301 - Cylinder 1 Misfire P0303 - Cylinder 3 Misfire P130A - Cylinder Disabling P0300 - Random/Multiple Cylinder Misfire I changed the plugs and ignition packs in cylinder 1 and 3. The hood won't budge Go up to the hood and give it a little tug upward then the little tab in the front will pop out and continue as usual, Pull it out and open the hood. 8t A4 Avant Quattro and automatic. Sep 21, 2008 · Hello and welcome to the Audizine Forums! Hallo guys I have the same problem with my audi a4 2002 can any one help me with ? 04-28-2012 11:02 PM #10. Jan 3, 2018 · I got the call today from my dealership to bring my allroad to get the steering issue fixed. I’ve heard the reliability of Audis has gotten much better but I was curious about the reliability of a B9/B9. 0T TSI Engine Vr6 Engine EA888 Engine 2. 8l Turbo and have had it 4 days. Symptoms of this code may include: Frequently, there are no symptoms exhibited with a stored code P0419; No SAI pump activation ; Causes. Read the codes and got P0491 & P0492 which says Secondary Air System Bank 1 & 2. Jun 26, 2020 · I had the recall done and it did not fix the issue and initially had the "resistance too high" issue, I unhooked batter, took seat out the car, unhooked all the connections and rehooked after cleaning the connections with proper cleaner. I am in DESPERATE need of help. 0T and 3. Mar 24, 2011 · Audizine Online Audi Enthusiast Community Forum. It's free and it's easy, so don't hesitate to join the Audizine Family today! Aug 4, 2017 · Join Date Feb 12 2014 AZ Member # 144887 My Garage 2007 Audi A4 2. -Some oil will be pushed out through the oil filler cap, and onto the valve cover, and may possibly go towards the coil packs. Flashed Stage 2 and now I get P0492 and P0491 only on cold start. Sep 20, 2016 · I have a 2013 A6 3. View Full Version : Is this a sign of bigger problems to come? mitko. Audizine Forums > Main Model-Line Discussion > B8 S4 > Better understaning of codes P0491/P0492 and SAI carbon cleaning! PDA. Mar 10, 2022 · Engine Problems: Difference Between TSI, GTI, TDI, & R TSI vs TFSI 1. 2L FSI from B7 replaced by 2. Jan 30, 2023 · I would imagine the assembly went down hill during covid, my '22 S3 already started having engine problems at 3000k miles. This thing bothers me. I’m prepared to spend a few thousand a year on maintenance and change oil every 5K miles but how many miles I should expect to encounter some more involved repairs? Jun 11, 2012 · Problem seems to be intermittent, when it's warm outside (above 0) the MIL seems to go away on start-up. an injector, a spark/coil. Sep 1, 2013 · I felt it best to start from the beginning to best get help with the problem. Never caused any big problems, I could still switch between levels 1, 2 and 3. 0T TSI in B8). Secondary Air Injection (AIR) Pump Motor -V101- z Removing and installing, refer to Secondary Air Injection Pump Motor -V101- z Attach the connector to the bracket z Checking in Guided Functions using the vehicle diagnostic tester 4. Bonded Rubber Bushing 3. 0T Location Hudson WI This code indicates that the catalytic converter is not operating at efficient levels. There's a list of things that will affect a single cylinder. I'm getting two codes, both P0492, for bank 1 and bank 2. Start with a Visual Inspection Mar 2, 2017 · One slight problem I've been driving with a ground fault code in the front left sensor for months. There should be 6-8 other bolts/nuts that you should be able to take out with much less effort. 0t has problems with PCV failure and oil seepage like you have describes. Aug 1, 2009 · I just got the smog request and I have a 2 month old cel so cleared the old codes the other day and this is what have came back up: 2 Faults Found: 16804 - Catalyst System: Bank 1: Efficiency Below Threshold P0420 - 35-10 - - - Intermittent 16518 - Oxygen (Lambda) Sensor B1 S1: No Activity P0134 - 35-10 - - - Intermittent Audizine Forums > Main Model-Line Discussion > C7 A6/S6/RS6 A7/S7/RS7 > V8 4. Oct 25, 2016 · Several months ago my 2007 A4 2. After searching the bulletin board, an independent BMW mechanic determined that the problem was isolated to the non-return valve, which is part number 11611312737 and according to Bav Auto, it cost $16. Apr 9, 2015 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. View Full Version : Feb 3, 2020 · You asked for it, here goes: The entire SAI system Combis are #10 and #11. 2L is FSI, so think first generation direct injection (2. 191938 Audizine Forums > Main Model-Line Discussion > B8 S4 > P0491 and P0492 - dealership says is NVLD and not SAI problem. Aug 10, 2023 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. Jan 21, 2023 · Posting here to see if anybody would be able to help mw figure out what is going on here. I have diagnosed the problem and it turned out to be fuel filter. Starts up and idles fine, check engine light flashing if over 1/3 throttle. Aug 9, 2016 · I have a 2002 1. Aug 15, 2011 · Join Date Aug 15 2011 AZ Member # 79812 My Garage 01. It's free and it's easy, so don't hesitate to join the Audizine Family today! Apr 18, 2016 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. Turned out my combi valves went bad and seized my pump. 0T Location Canada Oct 9, 2013 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. 03-05-2014, 09 Sep 19, 2022 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. Aug 17, 2016 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. Feb 23, 2018 · So I had a p0491 and p0492 code. i think it is an exhaust leak because i can hear a hiss toward the rear wheels. It's free and it's easy, so don't hesitate to join the Audizine Family today! Jun 27, 2017 · Join Date Apr 26 2014 AZ Member # 197039 My Garage 2012 R8 GT; 2016 SQ5; 2017 Q7 Location DFW Jul 30, 2021 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. Jul 8, 2008 · Hey. Jan 6, 2019 · Join Date Mar 03 2016 AZ Member # 369705 My Garage 07 a6. Problem this creates is you can't do any of the advanced steps in VCDS with any suspension codes present. When i drive everything seems fine. Nut z 9 Nm 2. I recently changed sparkplugs and 1 coilpack. We carry a few different PCV fixes depending on year/VIN of your car. It's free and it's easy, so don't hesitate to join the Audizine Family today! May 10, 2019 · This shit sucks, same here. Sep 1, 2023 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. Jan 9, 2016 · Hi all, having trouble with my A4. I have an Audi A6 Avant C6 2006 and a few month ago I had the infamous problem of the steering column module: once I insert the key and turn it, all lights go on, the radio works but the engine doesn`t start and the gear gets stuck in parking. 0L TDI Engine 1. Symptoms like check engine light or abnormal noises could indicate problems. It takes about 20 cranks to muster up the juice to finally start but when it does, it shudders like crazy for 20 seconds or so. I test drove it yesterday and it seemed ok. 0TT Specific > P0491 and P0492 - where to start? PDA View Full Version : P0491 and P0492 - where to start? May 1, 2018 · We worked with an Audi Tech to put together an article for the 3. 0t Community. May 1, 2011 · Join Date May 01 2011 AZ Member # 74857 My Garage 2002 A4 3. About 5k miles ago i got the code again. View Full Version : P0491 and P0492 Feb 19, 2012 · Join Date Jun 02 2011 AZ Member # 76367 My Garage 2012 Benz ML350, 2007 BMW 325xi, 2006 Audi A4 2. 0 QT Location Orange County, CA Feb 28, 2012 · The 2. It's free and it's easy, so don't hesitate to join the Audizine Family today! Sep 27, 2016 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. Any ideas ? 16804/P0420/001056 - Catalyst System; Bank 1: Efficiency Below Threshold May 7, 2016 · 1. Here’s a step-by-step approach to diagnose and fix the problem: 1. The one thing I did not test when I bought it was if the heat worked since it was a nice day out- lesson learned. 09-18-2022, 05:30 PM. I verified the battery was good, so I started to see where the problem might be. If you have an O2 sensor problem you will most likely get one of these codes: P0135 O2 Sensor Heater Circ. 0T 2014 2 fans working to fast and overhating when i put the obd in it showing P00B7 i think that was the water pump so i changed it but the problem not solve the 2 fans working fast sometimes it showing EPC and engine oil pressure too low What should i do its not under warranty Finally got my RossTech VagCom today and ran an auto-search on all the codes my car might have. I just purchased a 2004 Audi A4 B6 Quattro with a 1. Replaced combi valves, sai pump, fuse, and the relay. Mar 19, 2015 · The coil packs and spark plugs are replaced. The Cat and O2 sensors were replaced 5 months ago. It's free and it's easy, so don't hesitate to join the Audizine Family today! There is no need to address a stored code P0419 with great urgency. It's free and it's easy, so don't hesitate to join the Audizine Family today! Feb 16, 2015 · Just bought a 2004 S4 a couple of weeks ago, 46,000-ish miles. Potential causes for this code to Apr 22, 2014 · What I don't understand is why the misfire was on two cylinders; 4 and 5. It's free and it's easy, so don't hesitate to join the Audizine Family today! Nov 4, 2010 · 1 Fault Found: 16804 - Catalyst System; Bank 1: Efficiency Below Threshold. g. The car was fine for around 2-3 weeks then I got the p0491 again while it was warmed up. When warm, doesn't trigger. It turned out the problem was an exhaust leak at the rear of the Catalytic Converter. BUT, that is the old style bearing that has problems and that's just one bearing out of 24 that are in the engine. P0420 - 002 - Lower Limit Exceeded - MIL ON. did some research found that this could be contributed to and exhaust leak or something with the o2 sensors. 8t Engine: Model Problems: Atlas B6 Passat B7 Passat CC MK3 Jetta (Vento) MK4 Jetta (Bora) MK6 Jetta MK7 Jetta MK5 Golf/GTI MK6 Golf/GTI MK7 Golf/GTI Tiguan: Mod Mar 24, 2011 · Audizine Online Audi Enthusiast Community Forum. Based on the "in range" values of the O2 sensors, it can determine that the Catalytic conveter is actually failing. All you have to do is make sure you pulled the hood latch already from inside the car. The first cold morning, before the car was completely warmed up I got a check engine light. ,Bank1-Sensor1 Malfunction Mar 5, 2018 · Hello All. View Full Version : P0492 and P0491. Dec 21, 2015 · Hey everyone looking for some insight. It's free and it's easy, so don't hesitate to join the Audizine Family today! . It's free and it's easy, so don't hesitate to join the Audizine Family today! Jun 3, 2013 · Happened to me before. Ray1031. Mar 7, 2023 · I’m new to the Audi family. 4 TSI Engine 1. This i believe will prime the system and the May 7, 2016 · Hey guys Pulled the blower a few weeks back for a pulley and some maintenance. 13 A7, 13A6, 08 A8LW12, 16A3, 15RS7 Location DFW Technical Service Bulletin Audi 01 MIL on (P0491 and P0492 stored at same time 01 16 69 2033001 /8 July 27, 2016. It's free and it's easy, so don't hesitate to join the Audizine Family today! Apr 13, 2021 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. I posted a picture (and circled the area) for you to see. $1900 later (extended warranty covered it minus deductible) the Crank Case Vent Valve is replaced, but they did find a problem with the Secondary Air Intake a vacuum tube was loose. There have been several revisions to the PCV system. But try this, before you turn it on. It's free and it's easy, so don't hesitate to join the Audizine Family today! Mar 17, 2014 · I have seen multiple threads on both but was wondering what the best procedure would be to trouble shoot problem. 5 S4 Avant & 02 S4 Location Madison, WI Oct 13, 2010 · Just leave them alone. I went to the dealership and they stated there was insufficient air flow from Bank #1 Combi valve. Think I might have a clogged cat on the drivers side. Sep 18, 2013 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. Just got my car back from the shop to have the steering pump replaced and now the cooling fans will occasionally turn on full blast while driving not allowing the car to get up to temp (anywhere between 60-75 degrees celcius) and after turning the car off the fans will continue to run for at least 10 minutes. May 8, 2007 · Symptoms:-Typically you will see a slight drop in boost pressure. Apr 4, 2019 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. Feb 27, 2005 · My '04 30V Passat is having major cold start issues. 0t and had a CEL code P0491 come up. Apr 28, 2007 · This code indicates that the catalytic converter is not operating at efficient levels. It's free and it's easy, so don't hesitate to join the Audizine Family today! Oct 22, 2023 · I'm not an expert, but from that picture the bearing still looks good and I don't see any signs of excessive wear. Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. 95 but the small plastic piece looks like it costs only 5 cents. Fed air from the air pump #1 that feed through hoses. The streering rack will likely be replaced, but Audi is also asking for a bunch of other things to be checked on it ---- with a list of tests to be conducted. Causes may stem from the air injection pump or a faulty pressure sensor. The guy showed me the location and how easy it was. Oct 17, 2019 · The 3. I put new fuel filter and the car came to life and code disappeared. Aug 8, 2014 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. It's free and it's easy, so don't hesitate to join the Audizine Family today! Audizine Forums > Main Model-Line Discussion > B5 A4 > 2001 B5 A4 Emissions Problem. They are quoting $1300 to install a new valve. But when the car idles from time to time there is drop in rpms. It's free and it's easy, so don't hesitate to join the Audizine Family today! Nov 12, 2006 · Hello and welcome to the Audizine Forums! As a guest, you are welcome to poke around and view the majority of the content that we have to offer, but in order to post, search, contact members, and get full use out of the website you will need to Register for an Account. While the 3. fd fr gk mr zm af al wg rs dk