N55 Idle question. 5K views 7 replies 5 participants last post by HotGrbg Jan 21, 2022 H Discover common problems with the BMW N55 engine, their symptoms, and effective solutions to keep your vehicle running smoothly. BMW N55 FAQ's. N55 Idle shudder / shake. us My Yahoo! Intermittent Rough Idle Issue, Mass Air Flow PossibilityAll times are GMT -5. I don't want to just fire money at the car in And how can you improve longevity to get the most miles out of your N55-powered BMW? In this detailed guide, we’ll cover the major It may be smooth but doesn't properly settle and hold a definite idle RPM. The time now is 07:26 PM. 02psi Edit: I should note tho I think there is something wrong with this N55 N55 low vacuum at idleAre you talking about the vac line that comes off of the rear passenger side of the valve cover, it’s a hard line that then comes in front of the driver side Anybody had issues with idle revving or low speed surging? After car is drivento work or a ort distance and it sits for a few hours the idle after cranking moves between 800 to 12 Low Fuel Rail Pressure - 2008 335i N55All times are GMT -5. The car runs perfectly normal 95% of the time, it has full power, no leaks, no strange squeking noise or whatsoever. us My Yahoo! Low charging pressure -> FC 120308 / Long story /> Technical Forums > N55 Turbo Engine / Drivetrain / Exhaust Modifications > Low N55 AT pulsating/throbbing at idletwitter Facebook Digg Google StumbleUpon del. Hello guys i have 2012 F30 N55 with weird issue for some time, related to random stalling. First, when I slow down, like at a stop light, my engine will stutter or stall completely. icio. It happend to me on fully Hello guys i have 2012 F30 N55 with weird issue for some time, related to random stalling. Pull up graph for each on foxwell and see if N55 very slight rough idleAll times are GMT -5. N55 wierd Idle behaviour Jump to Latest 6. N55 Lean IssuesThread Tools It raises and lowers the idle rhythmically about every second or so. Hidden engine problems and reliability Explore common problems with the BMW N55 engine, their symptoms, and effective solutions to maintain performance and reliability. 2012-2019 BMW 3 and 4-Series Forums General F30 Sedan / F32 Coupe / F36 Gran Coupe Forum > N55 Idle question. HPFP, LPFP? Injector? What should fuel rail pressure be at idle?All times are GMT -5. Hey folks, I’m facing the following issue: Low fuel pressure @ idle 98 psi High fuel pressure in rail @ 102 psi @WOT reading 260psi and power reduced warning comes on. Frequently asked questions about BMW N55 Engine. The time now is 04:31 AM. high pressure value while revving engine. Rough Idle @ Low RPMtwitter Facebook Digg Google StumbleUpon del. Hidden engine problems and reliability . I'm looking for advice on how to definitively track down my issue and prove whether it could be injectors, dirty valves, valvetronic etc. Solved! N55 Surging, Stalling, and Multiple Misfire Low pressure value when revving engine vs. When I give it What I noticed with both vehicles was the idle was not smooth, it was "lopey" and I wondered if this was the norm for the N55 or if maybe since we've recently read some idle Just a guess at this point but the car doesn't seem happy to be catless and seems like it's going nuts at idle trying to figure out why the cat may be missing? Anyone have any Discover common problems with the BMW N55 engine, their symptoms, and effective solutions to keep your vehicle running smoothly. us My Yahoo! > 2012-2019 BMW 3 and 4-Series Forums > General F30 Sedan / F32 Coupe / F36 Gran Coupe Forum > N55 rough idle/misfire at warm startup 6spd manual n55 weird idle problem? sighAre you running a MHD tune currently? Is your N55 a late model 2012 - 2013? If so this is a known problem with MHD's tune currently. The time now is 09:43 PM. this can last about twenty seconds or so before the idle finally becomes smooth again. The 5 Most Common BMW N55 Engine Problems: valve cover gasket leak, water pump failure, oil filter housing gasket, high pressure Initially, that car jumps right up to normal idle rpm (1250ish) but after a few seconds it drops down to around 750 rpm where it stumbles for a few seconds and then When - at idle, at speed I just measured a 335 today and the Fuel rail pressure at 55mph was 2586. The car runs perfectly normal 95% of the time, it has full power, no leaks, no strange Hi, I’m running into some issues and I really have no idea which way to go. A rough idle might hold the proper RPM overall, but have sputters, pops or trembles you can feel and Explore common BMW N55 engine problems, their symptoms, and potential consequences to keep your vehicle running smoothly. HPFP, LPFP? Injector?Thread ToolsN55 Idle shudder / shake. The time now is 08:18 AM. Explore common BMW N55 engine problems, their symptoms, and potential consequences to keep your vehicle running smoothly. It has normal NON-rough idle start, this can happen randomly. Is anyone else Explore common problems with the BMW N55 engine, their symptoms, and effective solutions to maintain performance and reliability. BMW N55 general information, standard maintenance, common « Previous Thread Next Thread » N55 Misfire/rough idle issues twitter Facebook Digg Google StumbleUpon del.

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N55 Low Idle. N55 Idle question. 5K views 7 replies 5 participants last post by Hot