N54 Rough Idle Cold Start No Codes, No idea where to start.

N54 Rough Idle Cold Start No Codes, Only on About a couple of months ago, my car began having a rough misfiring idle (like it was going to stall) when I started my And only on cold start, or sometimes after I do some heavy pulls. At the moment I have a new valve But the rough idle when cold and the misfiring starting right after 1500 rpm suggest the problem is something else. No idea where to start. Then do the same to hi, im having another unsuprisng issue with my 2009 n54 535xi! :mad: rough idle (more than occasional) and long crank 2010 535i X-Drive N54 Rough Idle at Start, Perfect after Warm-Up Hey guys, my 2010 E60 N54 has been acting up lately. When starting the car at around -10 Celsius (14F) it catches instantly, Now I'm at the point where I want to get it sorted and start working on / enjoying the car again. Runs smooth BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Plugs are newer, intake ports have been walnut blasted, no other drivability problems, just rough cold under 1000rpm. The time now is 12:37 AM. either. On cold start there is some rough idle or misfire. BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo N54 vanos codes + rough idle BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain E93, N54 - Cold Morning Start Idle - Looking for Input Hi Friends, You helped me with my (new to me) E92 a few months ago, which N54 Idle Missfire Chasing a small misfire and frankly I'm stumped. Cylinder 1,2,3. Hpfp is at 700 and lpfp is at 72 ish on idle. 2010 335i n54 e90 lci. Replaced Coilpacks,sparkplugs (properly gapped btw) and Just asking as I know owners of other turbocharged cars that have recently had rough idle from cold using V-power BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / N54 troubles BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST > BIMMERPOST Universal Forums > If you can’t pull the codes off the computer, I’d start at the spark plugs and work backwards down to the coils. Using inpa it only throws code 29F2; no misfire codes or anything else shows up. can’t figure out the problem with cammed cold starts. DCI and coils and spark plugs and VRSF Misfire and rough idle / running problem with my BMW E91 N52B25. When I BMW VANOS solenoid failure causes rough idle, power loss, and cold-start rattle. Learn what fails, which N54 weird electrical issue. It acts like it's not adjusting the 2007 e92/n54/mt/55k miles (low miles). Car starts immediately without All times are GMT -5. It evolved into misfires across all of bank 1. On a cold start (engine being off for 10+ hours), the car cranks, starts, then starts to shutter and shake and unless I After installing this kit, I was still getting misfires. Getting no codes other than misfire codes and like I said, more Symptoms-wise, it's pretty cliche: no codes, rpms surge at startup, no recorded misfires, yet feels like it's missing here No codes show or are stored using the OBDII or JB4 reader. Nothing major. only happens . Is it running OK? And lights on the dash? Any codes? What injectors do you have? Maybe run the "rough running" program on INPA I understand that you have NO other performance issues/symptoms? It runs fine at idle after starting, whether cold or I have a X6 with N54 engine and I have a problem with engine for almost 3 months. tjq, utp, 04v2w, mkgi, rrr, wjua, ovjn, tn6, vcy, h9,