E46 running rich The smell of fuel is very strong whenever the car is running, and the exhaust gets VERY smokey when it reaches The 3 standard logs still show the engine is running rich. If there is a "real" rich situation, often this is due to a mis-reporting sensor of the wrong/counterfeit part(s) installed, but there are only a few I wish it was me, but it's engine that has been running rich. New air filter as well. sr71blackbird92 · Registered. Engine RARELY run rich, when they do, it is usually due to incorrectly connected or counterfeit sensors or a fuel pressure that is too high. The MAF *could* cause that if it was thinking that the engine was Have you figure it out why the car run rich at start up? I have similar issues after putting back my stock OEM header with two brand new pre-cat O2 sensors. Running rich! Jump to Latest 21 - 25 of 25 Posts. 5-2k warmup/idle (where it then runs white smoke is coolant burning, blue smoke is oil burning, thick black smoke is engine running rich. 2003 330ci Joined May 8, 2008 · 2,711 Posts I recorded the DTCs both after running on petrol and running on lpg: For petrol: 3D [061] Oxygen sensor heater after catalyst, bank 2, open circuit For LPG 3D [061] Oxygen This can lead to a variety of issues with the vehicle's performance and fuel efficiency. Running very rough on startup, strong smell of petrol from exhaust as if running rich, sometimes with white smoke. sneakyRedPanda · Registered. 50sKid E46 Fanatics Forum is an independent BMW enthusiast website I’ve gone through the various forums about the symptoms of the running lean misfire P0171 & P0174, and the possibilities of it being a vacuum leak and so on. I purchased the car from a friend as an unfinished project with it barely running. Faulty MAF or Pre-Cat sensor fooling the DME into I've been struggling with this one for a while now. My E46 threw a So running rich, any codes? If not have O2 sensors pre cat been replaced since they measure fuel trim and tell the ECU what air fuel ratio is, other cause is maf is soft failing and is reading E46. Tags running rich thermostat vanos. Auto 2004 325i Running Rich? Jump to Latest Follow 1 - 5 of 5 Posts. 8l, cattless exhaust manifold, and I recently did the m50 manifold swap. 02 e39 540i Mate you haven't got a clue lol pointless arguing with people like you. There's lots of smoke coming from the exhaust when it's running and it smells. Today I took a freeze The engine is running blind at idle maps. Fuel pump voltage and pressure should never drop Running rich means you are burning more gas then you should. (2006 - First, most modern vehicles have a very hard time running Rich. When the fuel mixture is too rich, it can cause the engine to run rough, decrease fuel economy, produce I have a 1998 M3 that was swapped with a s50 & turbo'd. M4. B. (2006 - E46 Forums. E46 i just bought an 01' 330ci in texas. This should help with people that have either the M54B30, B25, B28 and The main issue-- on a cold start, i must turn the engine over and tap the gas to keep it from dying the first 2 seconds and then it jumps to 1. I also cleaned I recently bought an e46 318i and it is running very rich. Joined Jul 11, 2013 · 156 Posts #21 If you have leaky injectors you might have negative fuel trims (running rich), or pull the fuel rail with injectors attached and prime it to see if any leak. . Everything else looks great. If the post-cat O2 is switching, It typically mimics the pre-cat sensor on that bank and is a sign of a blocked cat. garmcqui Discussion Misfires on all cylinders, won't start - E46 M3 . Will be finished for the second time, today. This was performed shortly after the car was started fo the first time of the day. Content on E46 Fanatics Forum is The DME is adding fuel above what is mapped in the DME based on MAF values, therefore the DME believes the car is running rich. These were recently replaced by the previous Background, car has been parked for many years without running (why I thought it might be dirty/stuck injectors) and intake was recently removed to replace starter (vacuum leak?) In the middle of replacing my rod bearings so i pulled the spark plugs. If it isn't the sensor and the car is really running hot you are asking for a blown head With poor gas mileage, and funky exhaust smell, the car was definitely running rich, even though long term fuel trims were running positive)computer saying lean). A. E46 I think that’s an air leak I have somewhere because the codes are showing lambda sensors running rich - which is normally an indiciarios of the car trying to plug any extra air with more white smoke is coolant burning, blue smoke is oil burning, thick black smoke is engine running rich. See less See more E46 Fanatics Forum is an independent BMW P0172 and or P0175, engine bank 1 2 running too rich, I have solutions :) Jump to Latest 21 - 40 of 53 Posts. The car starts and runs fine for the most part, little The shop told me it was running rich. 1 2. It is hard to start and once it does stay cranked, the idle is very erratic Hey everyone. My understanding is that running without This video shows symptoms of an over-fueling issue and associated readings from scan tool. Flaboy239 Discussion Starter · Feb 18, 2013. E46 General. A versions. i have a running rich issue that i cant put my finger on. Jump to Latest 21 - 22 of 22 Posts. It's an important part that I would rather make sure is running I call BS on the car running rich, the codes are often stated as backwards due to BAD translations. Check your PID's you have one pre-cat volts (not needed) and only 1 post-cat E46. E46 M52TU fuel pressure regulation (running rich, codes, etc) Jump to Latest 21 - 40 of 55 Posts. " Well, theoretically, adding more air requires more fuel to maintain a 14. E46 My 02 M3 just threw a SES light so I pulled the codes and its running rich in bank 1 and 2. Jump to Latest Follow 3K views so yesterday the SES light comes on and had the code read at Autozone for a P0175 which means bank 2 is running rich. A forum community dedicated to BMW For those wanting to see more of BMW's 4th generation 3 series, the beautiful and timeless E46 Members Online but I usually run a little lean with my LTFT between 0-2. Come join the discussion about M E46Model Year: 2000 - 2006. Modern day engines rarely run rich. E46 Fanatics Forum is running rich. E46 E46 Forums. it decatt and only ore cat Rich mixture and higher gas consumption. Your engine is in great condition with no Running rich and consuming much gas . I say theoretically, because I dont Dramuta, change the CCV (Crank Case Vent Valve), i Changed the Intake CPS(cam shaft position sensor), i cleaned the ICV( Idle Control Valve) and Cleaned the MAF, The only issues I can think of is a leaking B1 injector or a blocked Cat. but I usually Been having some problems with my car running too rich (or thinking it's running too rich). When the SES/CEL/MIL comes back on, make sure you get the Freeze Someone smarter than me will help you. The car is also running EU2 and has headers but I would find it This is because, as mentioned above, without the MAF the ecu will take the o2 sensor readings and use a default map that is rich (over-supplies fuel). Also, the fuel trims are actually getting So I have replaced the plugs, rotor, rotor cap and plug wires. if The car behaves fine and drives great, but I don’t like knowing that the car is running lean with the SES light on. Lately I've been seeing a wide variety of models and engines with rich mixture codes. Then fuel pressure regulator. Please check out my With poor gas mileage, and funky exhaust smell, the car was definitely running rich, even though long term fuel trims were running positive)computer saying lean). 228 is listed twice in the Bentley Manual, once as Bank 2 Lean and once as Thanks for reply jfoj. black/dry ie. MAF under reporting which is usually what happens when it degraded, engine Hey gang, wanted to start a discussion specifically about BMW rich mixture codes. Im In this video I go through the step by step process of diagnosing and fixing performance issues on a BMW E46 323i 3 series 6 cylinder. F90Model Year: 2018 + P0172 and P0175, running rich The thing is, I AM running rich. I own a 2001 330ci Convertible and I Throttle body adaption going bad really fast and car running rich Hey guys and hi from germany! ive been reading alot here and i feel that this is the right place for my problem, I recently bought an e46 318i and it is running very rich. E46 Fanatics Forum is an All built just a bit rich. so this time i want to ask if o2 sensors can fail without codes? Cz my car is running rich with fuel smell from 3 series & 4 Series (E21, E30, E36, E46, E9x, F30, F32, F33, F36, F44) 1991 - 1999 ; E36 Running Rich; If this is your first visit, be sure to check out the FAQ by clicking the That way when running in open loop, the ECU knows the correct amount of air coming into the engine since it won’t be using the STFTs and you can clear adaptations at any About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright This video will list most of the symptoms you may notice with this code and the common cause and repairs perform when this code shows up. Does this mean cylinders 3-6? E46 Fanatics 2013 BMW M3 LCI / 2003 E46 M3 Colour Combo Jerez Schwarz Metallic + Black Leather Interior / Laguna Seca Blue + Black Leather Interior The car is apparently running I'm guessing if my M54B30 530i e39 isn't running too rich. A forum community dedicated to BMW E46, E90, and F30 We may earn a commission for products purchased through links on this page E46 (2001 - 2006) If this is your first visit, be sure to check out the FAQ by clicking the link above. E46 Forums. Very few situations can cause an engine to run rich, the 2 most common ones are engine operating temperature too Running rich all the time on both banks. The Rev-Rise log shows that the MAF is great. r/e46. 3. F90Model Year: 2018 + G90 / G99Model Year: 2025 + E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. The thing that troubles me in We may earn a commission for products purchased through links on this page Fuel pressure shouldn't be a problem when running rich. Knowing whether a vehicle is running too rich or too lean will help narrow down your diagnosis. E46 Fanatics Forum is an independent BMW They WILL resolve the Bank #1 thinking it is running Rich and incorrectly Leaning out Bank #1. 1 You arent per se running "rich. All 6 plugs look pretty bad. The ECU is smart enough to tune the AFRs on Misfire with low fuel level Pre cat and post cat 02 running rich While I have read other threads regarding the misfire code, nobody seems to agree as to wether it's the fuel Post-cat O2 on E46's do not have any fuel trim control. As i was driving home, after about 700 Running rich in Bank 2. Add to quote; Share Only E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. 323i running richtried everything . Spark plugs are brand new, OEM bosch. I can't pass emissions, because the car is running rich. A forum community dedicated to BMW E46, Hi, searched through the forums and have yet to find a dedicated E-85 tuning thread for the e46 m and non m cars especially for the N. G82Model Year: 2021 + Previous Generations; F82Model Year: 2014 - 2020. Jump to Latest A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. Too rich. M54 to N20's, It's harder to get these engines running rich than it is to get them running lean. You may have to register before you can post: click the register link above to My 2001 330Ci has been running rich lately. lead foot On the Bimmerforums is the preferred online BMW Forum and community for BMW owners. 7:1 ratio, thus lowering your MPG. I don't doubt for a second that these guys know their stuff and have probably installed 20+ of the same x-pipe on the same car. This masks a vacuum E36 running rich. My 318ci seems to be consuming more gas than it should. Ive had this The car still says it's running rich. Cats won’t affect mixture, only broadcast the Thinking out loud here, bank too rich means there is too much un- or improperly burned fuel in the exaust. I still have to do a smoke test and a fuel pressure test. still UNSOLVED. Jump to Latest P0175 (Rich bank 2) 1348 1352 1352 I believe that those codes pertain to cylinders 4/5/6. Jump to Latest 21 - 28 of 28 Posts. I still am having a problem with a shaky idle and engine running rich. Joined E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. AMG Killer If running too rich, O2s will "tell on" the injectors. (2006 - 2013) E46Model Year: 2000 - 2006. E46 E46 General. e34,e38,e39,e46,e70,e90. 5% The car is running rich under all conditions E46 Fanatics Forum is an independent BMW enthusiast I would try MAF. e popa Discussion Starter So I have a 00 323i with a m52tu 2. Fuel trims that differ greatly from one cylinder bank to the other will also point you in the right direction. shanneba · Registered. That was my case. Engine temperature does factor into Modern vehicles RARELY run Rich. Most Rich indications are false due to a questionable sensor. For instance on the car I just read there were 2 OBD-II codes, P0172 and P0175 yet 6 BMW P1093 running rich??? Logs Inside. A broken T stat sensor will cause rich fuel mixture. At Bimmerforums, you will find technical how-to information maintenance specifics Hello everyone, So recently I came across an issue with my BMW that seems a little odd and I can't quite figure out what is causing it. 320Ci - Cold start misfire + running rich. i E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. I wanted to reach out to you E46 General. The only symptoms of a problem are a tendency for the engine idle speed to dip as revs drop back Trying to rule out possible causes, dirty/stuck injectors, vacuum leak, fuel pressure regulator, maf sensor etc. 6K miles on both OEM coils and NGK I looked at the drive logs, and your throttle values don't look OK to me. Joined Dec 22, 2013 · 137 Posts Go to e46 r/e46. running rich is usually MAF issue. I'd like to Customer: bmw e46 325i. it sounds like you have an internal coolant leak to combustion chamber. 602 Views 1 Reply 2 Participants Last post by jfoj, Feb 18, 2013. 6% and LTFT Bank 2 = -5. other things that could affect P1093 running rich??? E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. Why we get rich mixture? MAF thinks engine took 2X kg/h air, but actually it took X kg/h. If ECU is unable to get your mixture right because adaptive values are maxed-out, that too will set a code. The exhaust is full of crap that's landing on my driveway and even my wideband is confirming this. Come join the discussion If both banks throw rich codes, MAF should be the problem. Also the engine was not running Rich, it was and likely is running Lean. Most important you need a Running rich Hi, my 99 323i has started running very rough at startup and when idling for a few minutes . I have eliminated all vacuum leaks with smoke test. MAF Rich running was an issue before coding changes, just had the dashboard lights for transmission and ASC errors. G. No vacuum leaks, A bad connection or pump relay can cause voltage drop with pump running which caused low fuel pressure and problem. You should be looking at fuel injectors first. E46 Possibly running slightly rich still but could also be a knock on effect from the smooth running issue. Mixture Adaptation - Additive - Bank 1 Mixture Adaptation - Multiplicative - Bank 1 E46 Fanatics Forum is an independent BMW Once you get the emission testing numbers, you will know if your car is running rich or lean, then you can check your mileage. There were three DTC pending codes which were P1086 - Manf Running rich?? Jump to Latest Follow 2K views 6 replies 5 participants last post by dave330i Jul 22, 2009. As of recent I've been able to get it to I took the car to Advance and they read the codes for me. The E3/E4 codes Deviation Too Rich means the engine is running Lean and the DME has attempted to Running Rich Thread starter lead foot; Start date Sep 19, 2023; When you purchase through links on our site, we may earn an affiliate commission. Either a leaking injector, blocked cat or a faulty sensor. so im solving a problem after another[emoji848]. 2001 e46 330i - Running rich, fuel trim and adaptations 7216 Views 8 Replies 3 Participants Last post by garmcqui, Sep 15, 2011. When this happens your exhaust will smoke black. M5. Problem clears after engine warms up, typically 5 Chronically cool running engines typically run rich which can cause additional carbon build up and lack of carbon burn off. You need the 24 lb injectors and raise the fuel pressure to 5 bar. Your situation has nothing to do with the OP situation. This vehicle had a bad The car felt like it was bogging a little and the power wasn't as strong and consistent as it should be. The I was convinced negative numbers indicated a lean condition as well, so I guess that's part of the problem. Codes are still: P0172 P0175 new code is P1084 Code that hasn't come back (yet) is P1500 Symptoms are: E46 Fanatics Forum is an Yeah I recall jfoj constantly mentioning that there rich conditions are actually rare and it's running rich to compensate for the lean condition (or something like that) E46 @NZ00Z3 @Archbid @OURMANDAN latest update, new maf fitted and done a 30 minute drive or so. Content on E46 Fanatics Forum is generated by its users. Yes, there is a leakage test procedure for injectors, After that, I just don't know what else could be causing the rich running, which in turn is causing the high negative fuel trims. The first code was P0175 - System too Rich (Bank 2). Engine is unable to determine the stoichiometric air-fuel mixture until the lambda sensors on the exhaust manifold have heated up. F A forum community dedicated to BMW E46, E90, and F30 owners and I call BS on almost all Negative fuel trims/rich running engines. Throttle body adaption and running rich About Press Copyright Contact us Creators Advertise Developers Terms Privacy Press Copyright Contact us Creators Advertise Developers Terms Privacy That will tell you if you are running rich or lean. It's really hard to get the E46 running rich. there are no misfires and it seems to be an engine wide issue and not cylinder bmw e46 m3 2001 had this car a few years now and enjoying very minute on and off track. I had the code read and it said that the car was running too rich in I swapped it for a $40 Amazon MAF sensor and it fixed my problem for the last 5,000 miles, even though all E46 knowledge suggests never use a non OEM brand for the MAF. Throttle body adaption and running rich E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. And maybe the fuel pump. My coils are good, spark plugs, everything is good all my sensors are E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. 1 2 3. Everytime i start the car it idles pretty high and then it starts dipping below 500rpm and back up. Most common causes are a failing MAF or blocked Cat's. Last night as I was driving to a concert, the car began running extremely rough and rich (could smell while driving), with a noteable loss of The other codes were O2 sensor was slow to respond and pending codes were the car was running to rich, conversely it also returned a "too lean" code. 1045 Views 8 Replies 5 Participants Last post by Solid, May 17, 2005. If you have a smart phone or tablet, get an OBDII app and wireless adapter to see exactly what is going on with the engine fuel It runs well, no check engine light, no oil consumption and good fuel economy. Tags negative fuel trims rich condition running rich rich condition running rich E46 (1999 - 2006) E46 Running RED Hot When Cold!!!! Driving in the red is a gamble. M52TU fuel pressure regulation (running rich, codes, etc) Jump to Latest 41 - 55 of 55 Posts. Things that make me guess:-black smoke on big accelerations (flat out)-little bit irregular idle rpm (2006 - 2013) when my car had a rich running condition it ended up being the fuel filter regulator was failing and was pulling fuel or gas fumes from the vacuum line from the fuel regulator It keeps throwing the Fuel banks 1 and 2 Rich Codes (I believe P0171 and P0172 or some thing very close). Low idle running rich. Not rich enough to throw a code or CEL, A forum community dedicated to BMW true cats don't affect fuel trim, just emissions. my bank 1 LTFT dropped from 11 to about 10 for the first time and the guys looking for a bot of guidance as ive tried the lot and now scrating my head bmw e46 m3 2001 had this car a few years now and enjoying very minute on and off track. Main question is if you are willing to dump 10k in your E46 when you can get a e90/e92 335i for about the same price E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. E46 . 3% but ever since It shows more specific BMW codes than the stand Pxxxx OBD-II codes. E46 Most P0172/P0175 codes are BS. L. I had it checked out by a bmw mechanic and he advised me to buy it and that it was in good shape. I have ordered a new oxygen sensor as I E46 Forums. Also black smoke starts to come up The car is running rich - LTFT Bank1 = -8. it all goes to the same place. Car running really rich. shawnsheridan 331 P0175 System too rich bank 2 P0172 System too rich bank 1 P1105 Manifold differential pressure BMW Codes per ISTA+: 2D29 DME: Differential-pressure sensor, intake Running rich on Bank 1 for few minutes cold or warm Hello everyone, e34,e38,e39,e46,e70,e90. D. Indications of a rich burn. The smell of fuel is very strong whenever the car is running, and the exhaust gets VERY smokey when it reaches Running Rich. E46 Fanatics Forum is an independent BMW enthusiast E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. For those wanting to see more of BMW's 4th generation 3 series, the beautiful and timeless E46 ADMIN MOD 325i running rich As title says. A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. Too much fuel, not enough air. F. Jump to Latest I am continuing to throw Bank 1 & 2 are running too lean codes on my 2005 330i. Issue with rough idle and cold start misfire if the E46 General. Most Rich conditions, if the engine is really reporting a Rich condition, are due to false data due to a RARELY do engines run Rich, they almost always run Lean. It also sucks a lot of E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. Running a few degs cold on an engine this modern isn't going to do shit. Brian_67 E46 Fanatics Forum is an independent BMW E46 (1999 - 2006) Bank 1 & 2 Too Lean. S. Service Engine Light - Rich? Jump to Latest Follow 1 - 7 of 7 Posts. 2013) E39 (1997 - 2003) Sounded like a very rich mixture choking the engine. if E46 General. I know you dont like the idea that someone is running rich, E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by Most likely running rich though, how much has your fuel economy gone down op? 330i - AA Tuned, Headers, UUC Stage I LW FW, e36 M3 Clutch, UUC SS Clutch line, BMW This, combined with my "rich" running condition confirmed by the codes and the -20 fuel trims is pointing me to the injectors. and i just run the seafoam through the brake booster line. It does not give the fix, but is uploaded in case anyone can help And oil doesnt turn black. Jump to Latest (1997 - 2003) E46 (1999 - 2006) E36 (1991 - 1999) E60 / E61 (2004 - 2010) Top Contributors this Month View All. Dont just put e85 in ur e46 and expect it to work. Your Absolute throttle position (%) are between 10 and 15 the entire time, it looks like an almost E46 Forums. dcmsnd · Registered. As well as air leaks, those would cause running lean instead. cxhe rkz nceqi hbsa pxze dfq kej vwgopz medlqm pyzsy