E46 no spark. The engine had to come out for all the work.

E46 no spark I have a problem with my 318i: e46 318i n42 engine engine turning but not sparking. A couple of times the car wouldn't start, but it was the battery cable loose. For educational purpose,this article share all potential causes. However, I have a new fuel filter, spark plugs and fuel pump. At times a condition called cylinder wash down occurs. Its a 2000 318i E46. Oct 4, 2019 · E46, 318i, M43 engine (2001 model) - Crank, no start, no spark and no injector signal Jump to Latest 6. A few minutes later, engine started and i drove a few km and it Crank no start - no spark, what's going on? 2000 E46 330i Have recently had the intake manifold off to change the water pipes. Cranks Feb 9, 2024 · Greetings, currently dealing with a no spark condition on an M54 Engine, I've fitted a new crank sensor, tested and proven to work as intended. I can't hear the fuel pump but I check the valve on the fuel rail and it spurted out fuel, so I'm guessing that's fine. Pulled the plugs out and turn it over and there is no spark. The fuel pump and relay are both good, however I am getting no power to the fuse or the pump. If there is spark, the crank sensor must be doing it's job. . Please see this image: I reconnected it and now it is connected and intact. Build date 3/97. My buddy checked my spark plug connectors on two plugs and said there was no spark. prior to me buying it, it had been parked for some time and had to jump start it to get it going. I did a ews bypass to get it crank now but no spark. Replaced crank position sensor aswell, no Oct 16, 2008 · fuel pump no spark most of the time means cps, check coil and spark plug cables,,also check fuel pump pressure, the cps and th fuel pump work in combination, and if the fuel pump dont work, u r not going to get any spark 10-16-2008, 09:21 PM #7 HellKat Member Nov 9, 2017 · Hi all. Our professionals are here to help make sure you find the answers you need to your questions and our community is here to help other brainstorm Apr 10, 2022 · Hey, I've just recently ran into a problem,after parking it overnight car won't start, it cranks just fine, but nothing happens. If there is no spark and no crank sensor code, look at the tachometer while cranking. Why have you not scanned for codes? Ed in San Jose '97 540i 6 speed aspensilber over aubergine leather. (Voltage Tested Signal Wire) My attention is now drawn to the ECU (and possibly EWS). The engine had to come out for all the work. Anyone have any ideas on what the problem Jul 8, 2025 · Back in September my E46 325i sedan was on its graceful way to a ski spot for some pre-season prep. It kept cranking but no start. If the sensor works, the needle should read about 200 rpm 2004 E46 cranks no start, no codes, no spark from coils, replaced crank sensor. Would like to add the following comments. I was driving normally a week ago when without warning the engine cut. As it took on a load from a steep hill on the interstate I noticed the exhaust note change dramatically. Sat in the car, then it won't start. Signs and symptoms: about a month before Aug 27, 2024 · Tried starting it and it didn’t crank just clicked. I'm hoping this just means a loose connection somewhere (given that the thing ran so recently), but I don't know these cars well enough to troubleshoot any further. Yesterday, I tried to fire the car up, it would crank but not start. I’ve also added a gallon of fuel to confirm it’s not an empty tank. Seems to turn over, but engine won't fire up. I have seen where bad coils or misfires kill the DME spark driver from trying to fire a dead cylinder for so long but that’s normally only 1 cylinder. Speedometer gauge doesn’t move when cranking either. Jun 20, 2012 · Bimmerforums is the preferred online BMW Forum and community for BMW owners. May 1, 2022 · Hi all, recently I refreshed my s54. Came with no key at 131,000. Just to start off, im not new to cars and ive owned and worked on my fair share. Before it completaly stopped the motor was jumping on the rpms. Dec 23, 2024 · To me it sounds as if the engine isn’t getting fuel? i can’t hear my fuel pump priming in ignition position 2, and could the left over fuel in the hoses be why it started for half a second 2-3 times but no isn’t since it can’t access anymore fuel? Mar 3, 2021 · If there is no power at terminal "C" on the starter with the key in the start position, there is either an EWS problem, or a bad ignition switch. Could it be a crank BMW E90 no spark, ignition coil fuse location and replacement E91 E92 E93 BMW 325i 328i 330i 335i 316d 318d 320d 325d 330d 335d 316i 318i 320i 323i 325xi 328 Sep 5, 2021 · Hi im really hoping some 1 here will besble to help me i have bmw e46 2002 This car iv replaced the ecu and ews3 did key and made syncro with inpa Now car crank but no spark and no start and no fault in ews only 1 dtc in dme inpa says ( 124 batteriespannung hauptrelais) Please will really appreciate your help Sent from my SM-A013G using Tapatalk Jul 30, 2021 · 2003 330i. My 2003 e46 318i n42 cranks but doesn’t start. 2005 325it m54 Car cranks but refuses to turn over. It went from a grumbly inline six to a distinct Blackhawk helicopter sound. I changed both cam sensors with working ones. We had just received it from a friend a couple days earlier. what fuses should i check. I initally thought it the fuel pump. Golden Gate Chapter BMW CCA Nr 62319. So Oct 12, 2022 · Please see this video: E46 320i M54B22 crank no start I even tried kickstarting it with my friends car, but the same issue. There was no warning lights, temperature gauge was normal. The heart of this problem's solution was deleting the ews system. Checked all of the relays and fuses, as my brother said, there's voltage coming but there's no ground. New member here. I am also not getting power to the cam shaft position sensor. Nov 6, 2022 · Hey, i need a little bit of help here. The next morning it would not start or crank so i purchased a new battery and now nothing. Jun 4, 2023 · So it seems my cause of no spark is down to no spark signal. The car is highway drivern and has about 120k. One beautiful day, decided to go to body shop for a quote to get my rusty arches done. It cranks but wont fire. Now for the car. Car I bought a e46 from a friend who got it from auction. As we were Oct 29, 2013 · No compression An engine needs spark, fuel and compression to run. Here is the sound it makes Any leads, opinions? Had a few mechanics looked at it, all have different Sep 9, 2017 · Car Turns Over But Won't Start - Fuel OK, No Spark, Can't Connect to Engine Apr 22, 2011 · Hi Steve Sir, Yes it was a saga. It seems that the fuel pump does not workwhen the key is turned, but i can activate it with inpa, and there is no spark. Jan 7, 2017 · No spark, no fuel can indicate a failed crank position sensor. May 8, 2021 · Few questions, If you unplug the crank sensor do you regain spark again? Just because the DME is online doesn’t mean it’s allowing spark or capable of spark. Thankfully I only spent like $100 before coming to this conclusion, no way all 6 of my coils went out @ once lol BMW E46 ! Crank but wont start ! no spark ! No problem ignition coil ! Easy and Quick fix #solve the problem more Jun 11, 2006 · Somtimes 3 or 4 turns. May 5, 2018 · Was curious if anyone had any ideas on why my car isn't starting. Intermittent no start, or strange electrical symptoms are also typical signs of a failing ignition switch. May 31, 2009 · Anyone figure this out? I know there are mosfets for injector pulse, are there mosfets in the dme for coil drivers? Trying to assess whether or not I can have my dme reprogrammed or fixed vs buying a new one. At Bimmerforums, you will find technical how-to information maintenance specifics audio advice wheel and tire combinations and model specific details not found anywhere else. The engine was bad, so we swapped the engine to a rebuilt working engine. 3K views 6 replies 4 participants last post by JTMillerboy Oct 5, 2019 N Jun 2, 2017 · Help! No start No spark No RPM's Jump to Latest 7. No codes. I brought it home and everything worked fine. You can check for pressure at the fuel rail. We've checked all Mar 15, 2012 · Here is the problem: it cranks but will not start. Here we go. Hope it is helpful! 1. If the engine started and run for a short time, or when an engine is cranked without starting, a lot of fuel is dumped into the cylinders. This is my first bmw. Before this issue it would stall when I Jul 17, 2016 · I have a 2001 325i e46 with 167k. Aug 27, 2016 · Bimmerforums is the preferred online BMW Forum and community for BMW owners. Tried everything i could think of and still no go. May 13, 2015 · 03' E46 320i NO Spark (No Signal?) Jump to Latest 23K views 6 replies 4 participants last post by bhirche Apr 4, 2017 D Jun 26, 2011 · My 318i wont start, worked fine last night. Also replaced valve cover (no name) and bosch spark plugs. I started to look inside the engine compartment and noticed that this "F-pipe connector" was disconnected. Also we cannot connect to the OBD. I have checked every fuse and relay in the car. The spark plugs were getting flooded with fuel. Well on Friday moring it would not fire at all. We've plugged everything back in, and we get the car to crank, but get no spark. My feeling now is that the 'crank no start' situation is/was a combination of flooding, low fuel pressure, and shot plugs - not helped by a weakish battery. You will confused by them,and don’t know how to solved. I'm looking to test the pins on connector port x60005 of the ECU Nov 24, 2019 · Thread: 318i m43n19 No start, No spark, No injection but fuel pressure, cranks, no rpm Thread Tools 11-24-2019, 05:06 PM #1 randoom May 24, 2017 · What will do if you find your BMW E46 can not start?Maybe you will try to replace the battery,but there are many other trouble can cause engine can’t start. 1. See post 62 for info on how to check for spark. So May 22, 2023 · Wiring diagrams are available on BMW WDS Online Your Foxwell scanner's results notwithstanding, have you ruled out a bad fuel pump? Only I would suspect that's more likely to go bad through non-use than the DME. Looked around, found a blown fuse, replaced it and got it to crank but it has no fuel pressure, no spark, no obd port communication, when you turn the key to position 1, the temp goes straight to max and the battery light comes on. Fuel pump replaced. Our professionals are here to help make sure you find the answers you need to your questions and our community is here to help other brainstorm Oct 25, 2019 · Good Evening, Background: I'm good at troubleshooting and have done everything I can up until this point, to include searching around the forums for a long time. A faulty ignition switch can cause either a no crank/no start, or crank/no start condition. If you feel justified, please add the words " EWS Delete / No-start problem finally solved - VERY LONG read " to your subject header. Actions taken up until now: So, to start, the starter died. 2K views 10 replies 6 participants last post by mrhappyface Dec 24, 2022 F May 31, 2009 · E46 no spark! batt ok, fuel ok, relay ok : ( Jump to Latest 4K views 2 replies 2 participants last post by mamboindo May 31, 2009 M Nov 4, 2015 · hello everyone. I ended up rebuilding the vanos (whole beisans kit), rod bearings, complete reseal; headgasket, timing cover gaskets, and more. Took it to go get replaced and it was successfully replaced. 2 new ecu, tested all fuses, fuel to rail, 12v to coils, 2 new crank sensors but durlast autozone so not sure if they’re truly good, rpm’s don’t move Bot VerificationVerifying that you are not a robot Aug 16, 2023 · Ksword13 said: Crank, spark, fuel, but no fire I can hear the fuel pump prime but do not smell fuel near the engine when cranking. If there is both spark and fuel and your car won't start, test engine compression. This is not obvious from your subject headline Feb 2, 2025 · Thinking about my shot spark plugs - perhaps the low pressure was, at least sometimes, giving me weak mixture which fouled and overheated them. In short - a perfect storm. Might still be worth doing a quick visual inspection Oct 21, 2023 · In this article, we discuss the BMW no-spark problem, which keeps being reported on online forums by BMW owners. Feb 26, 2023 · If there is no code stored for this sensor, but no spark is suspected, check for spark. Thank you for being open minded enough to try the methods suggested. Noticed mixture (most likely oil/gas) was soaking coil pack, so i replaced all 6 coil pack and new spark Aug 2, 2022 · Does your BMW E46 crank but no start? It's not that hard to solve the problem and you will even be able to do it yourself after reading this article. Battery Trouble A)Parasitic draw Jan 25, 2025 · Hello fellow bmw fanatics! I'm currently helping a friend with his BMW E46 318CI. May 1, 2023 · Original ones tend to not seal well on aftermarket pumps, but that usually doesn't manifest itself as a no start issue. k0m p4 bk9mox 5vuu 34g mrw gizqwf wwm5 7pv gbcru