Replacing the Failing Radiator Fan and Motor on my Cheap W220 S-Class

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  • เผยแพร่เมื่อ 13 ก.ค. 2024
  • The radiator fan on my $2000 S-Class was making a ton of noise when I turned the AC on, so today we're replacing the fan shroud assembly!
    While we're in there, we're also replacing the serpentine belt.
    Shortcuts:
    0:00 - Intro
    1:03 - Fan shroud prep
    3:07 - Draining the cooling system
    6:39 - Fan shroud removal
    7:01 - Replacement candidates
    9:19 - Serpentine belt replacement
    12:12 - Fan shroud install
    14:32 - Fan shroud connector and bolts
    16:03 - Coolant refill
    20:32 - Outro
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ความคิดเห็น • 15

  •  2 หลายเดือนก่อน +1

    Once again my favorite TH-cam mechanical genius has done it again..... with cool calm demeanor, simple clear instructions, he goes thru the process with humility and self confidence...... A+ for the work.....I enjoy watching and listening to his videos immensely....Thank you, my friend....

    • @frenchineer
      @frenchineer  2 หลายเดือนก่อน

      Thank you!

  • @rjkulman8990
    @rjkulman8990 2 หลายเดือนก่อน +1

    changing coolant is an important maintenance thats needed at least every 2 yrs its never a bad thing to do, better than a $500 rad/fan.

  • @gloriadejuana5131
    @gloriadejuana5131 2 หลายเดือนก่อน

    Thanks for yet another great video!

    • @frenchineer
      @frenchineer  2 หลายเดือนก่อน

      Thank you!

  • @rjkulman8990
    @rjkulman8990 2 หลายเดือนก่อน

    have a benz ( 2000 C280/w202) I see you have an E-11 tensioner ( mine is E10) how would you release tension IF the tip broke off. That is my current situation. The 2nd bolt holding the tensioner is behind it. Would like to know if you have any suggestions, tks. Am enjoying / learning your various fixes.

    • @frenchineer
      @frenchineer  2 หลายเดือนก่อน

      I'm not sure exactly, but I think you have two options. You could cut the belt then replace the tensioner and belt, or you could undo the nut that holds the pulley on the tensioner and try to slide the pulley off along with the belt, then replace the tensioner. I think cutting the belt is probably the safer option, but be careful either way.

    • @rjkulman8990
      @rjkulman8990 2 หลายเดือนก่อน

      @@frenchineer been thinking along those lines as well... but can remove the top pulley, which I recently replaced, its just a T50 screw. that will allow tension to be reduced, and I can move the belts. I have a new belt and tensioner, will also try and remove bolt of broken tensioner and slide the plastic pulley forward, hopefully I will be able to access the "hidden" screw. dont wanna cut the belt, as that will leave me with only an option to have the car towed to my indy. It would be my last option. THANKS for your insight/suggestion ( good luck with your "S" class projects. would love to have a junkyard to go to, as a plan B. There arent any large junk yards in Brooklyn NY ( anymore)

    • @rjkulman8990
      @rjkulman8990 2 หลายเดือนก่อน +1

      @@frenchineer well good news, after about 2 hrs and a few bruised knuckles, its installed. I took your 2nd suggestion and removed the 15mm bolt holding the tensioner and pulley. I first removed the top pulley, that gave me lesser tension of the belt. This experience has given me a new insight into the fact that not all tools are the same, some better than others. I also realized the external e-torx are flimsy. I was somewhat paranoid about breaking another one in the process. After 20 years these e-torx are difficult to remove, even when lubricated. Thanks for your suggestion, I felt a lot more confident as a result of it. I was overly careful and deliberate

    • @frenchineer
      @frenchineer  2 หลายเดือนก่อน

      That's great to hear! I think the E-Torx as a tensioner release point wasn't a great idea being that small, but my experience with them in normal bolt applications has been pretty good luckily. Did you get a new tensioner with the updated tension release point?
      I'm not really familiar with northern NJ/NYC area junkyards, but if you're able to venture out further, Harry's U-Pull it in Allentown could be an option for you. They list their vehicle inventory online which is nice!

  • @Robtheautoguy
    @Robtheautoguy 2 หลายเดือนก่อน +1

    A metal fan shroud with a motor the size of a small starter?! Talk about overbuilt.

    • @frenchineer
      @frenchineer  2 หลายเดือนก่อน +1

      Yeah! I'm a little surprised Mercedes only sells it as a whole assembly, I feel like the set up is perfect for having both the fan and motor serviceable.

  • @squarrl
    @squarrl 2 หลายเดือนก่อน

    who keeps putting green coolant in German cars? I don't know of a car made in the last 15 years that uses green coolant

    • @frenchineer
      @frenchineer  2 หลายเดือนก่อน

      I think in this case it was whoever did the water pump. I’d guess they didn’t carry the Mercedes fluid so they flushed the system and put in the green stuff. It also happened on the Range Rover sport before I got it.

    • @CL500MBZ
      @CL500MBZ 2 หลายเดือนก่อน +1

      ​@@frenchineer why didn't you flush the system and put in the correct fluid. At the same time you can also change the thermostat and the coolant temp sensor. Regardless it's a great video