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[Solved] BMW E46 316Ti compact N42 - Problem with the engine / electrics

Michal2145 21342 17
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Treść została przetłumaczona polish » english Zobacz oryginalną wersję tematu
  • #1 17022972
    Michal2145
    Level 6  
    Hello, I have questions. E46 316 2003 compact N42B18. Bought after a delicate collision. Problem with engine operation. Gasoline smells from the exhaust, telepie is the driving force when adding gas, it does not run smoothly. Errors crashes from the camshafts (first the suction shaft after the exchange crashes the errors of the two shafts), the ignition loss on the 4 cylinder (new coil as well as swapped places and further the same). The shaft sensor is also listed and the same goes. Although the alternator loads, it crashes the error with its communication. Flashing engine light on the board and no connection to abs. The timing looks tight and well set. The error is still from the blown external temperature sensor. Hint what you can still check in this bike because the ideas are over. Compression tested on all cylinders and wheel 12. I also have a movie with the engine work.
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  • #2 17024681
    zaxdamian
    Level 15  
    Injection times, lambda ,. The smell of gasoline is evidence of flooding. The temperature sensor has an effect on the dose.
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  • #3 17024700
    Michal2145
    Level 6  
    After replacing the engine controller with ews and the ignition, fewer cops and do not smell like gasoline but still the same engine work only that sometimes it is so that he does not shoot at the suction collector at all and no improvement at all. And when it comes to lambda, one is broken and the injection times are in the norm
  • #4 17024777
    zaxdamian
    Level 15  
    In the norm, ie what? Connect the temperature sensor. Check the injectors
  • #5 17032038
    Michal2145
    Level 6  
    After connection, it no longer gives gasoline but continues to collapse into the suction manifold. After checking it, some errors appeared on the computer:
    o 2731 timing. Inlet adjustment
    o 27BB Exhaust Inspection Control
    o 28D7 Communication Alternator
    o 27ED messages to ASC / DSC
    and sometimes ignition on all cylinders and with this ignition on the 4 cylinder
    Added after 1 [hour] 14 [minutes]:
    most likely the fault lies on the side of the organ. After removing the solenoid valve with the serial number 11 36 7 560 462, I noticed a light wiping of one of them. The fault may be a poorly assembled / damaged crop that when the gas is added rapidly starts to fly and wipe the chain.
  • #6 17034969
    Michal2145
    Level 6  
    And I have a question whether oil should be lubricated on the oil chain? because if I do, then I do not have it at all
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  • #7 17037124
    zaxdamian
    Level 15  
    The chain works in oil. Maybe you do not have the oil pressure so you do not adjust the vanos and do not tighten the chain
  • #8 17039720
    Michal2145
    Level 6  
    And the vanos solenoid can be wiped through the chain if the slide is cracked? Because at low revolutions the engine works nicely and after adding the gas most likely shoots in the intake manifold. After changing the electrovalves with the BMW E46 316Ti Compact N42, looking at them, the bottom one was rubbed and there was no damage on it
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  • #9 17043951
    Michal2145
    Level 6  
    And I have a question about the rooster. Is it properly set because we came to the conclusion that the plant is moved to the exhaust shaft. I also attach a photo
    BMW E46 316Ti compact N42 - Problem with the engine / electrics
  • #10 17045448
    mechanio
    Level 11  
    The left wheel of the timing is to be replaced, block the flywheel and put a lock on everything you will learn
  • #11 17045485
    Michal2145
    Level 6  
    After which it was inferred that the left to exchange?
  • #12 17046948
    mechanio
    Level 11  
    Because the left wheel is too shallow
  • #13 17048683
    Michal2145
    Level 6  
    after putting in a lock everything with the plant is okay

    Added after 5 [hours] 4 [minutes]:

    And this is how Vanos (electrovalve) looks like. I will add that both look like that. They were rubbed by the chain when adding gas.
    BMW E46 316Ti compact N42 - Problem with the engine / electrics
  • #15 17058714
    marszałekkom
    Level 31  
    This seems to be the engine in which you have to replace the tensioner and guide skids, because the factory has a congenital defect, and through them the chain jumps.
  • #16 17059094
    drdrug
    Level 18  
    Timing locks have been installed all 3/4? on the shaft, rollers at the back and front discs? If so, check the fuel pressure
  • #17 17156529
    biem130i
    Level 1  
    Hello, I have a question whether the problem was solved by the author of the topic?
  • #18 17156645
    Michal2145
    Level 6  
    I did not solve the problem and I do not have cars anymore

Topic summary

The discussion revolves around engine and electrical issues in a 2003 BMW E46 316Ti compact with an N42B18 engine. The owner reports symptoms including gasoline smell from the exhaust, rough engine operation, and error codes related to camshaft timing and ignition loss on cylinder four. Various troubleshooting steps are suggested, including checking the temperature sensor, injectors, and oil pressure for the Vanos system. The owner replaced the engine controller and ignition components, which reduced gasoline smell but did not resolve the engine performance issues. Further investigation revealed potential wear on the Vanos solenoid and timing components, with suggestions to replace the tensioner and guide skids due to a known defect. The owner ultimately indicated that the problem remains unresolved.
Summary generated by the language model.
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