• Hi Guest !

    Welcome to the 500Eboard forum.

    Since its founding in late 2008, 500Eboard has become the leading resource on the Internet for all things related to the Mercedes-Benz 500E and E500. In recent years, we have also expanded to include the 400E and E420 models, which are directly related to the 500E/E500.

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    500Eboard Management

722.3

  1. babenaldt

    722.3 early upshifts, no kick down

    Hey Guys! Recently I rebuilt the transmission in my R129 SL500 which uses the same or very similar 722.3 transmission as the w124 500e. After installing the transmission I've noticed that when driving it will upshift pretty much as soon as possible no matter the throttle position, and won't...
  2. P

    722.3 harsh downshift into 2nd

    Hello everyone, I'm new here and recently sold my last 124. This forum has been such a blessing to help me get my W140 S500 back on the road it's amazing. Thank you so much for this! I have another particular problem with my gearbox. A little background: My 1994 W140 came into life as an...
  3. doolar

    HOW-TO: 722.3 Transmission Valve Body Complete Overhaul

    THIS HOW-TO IS A WORK IN PROGRESS, IT WILL BE FINALISED LATEST SUNDAY 20TH OF OCTOBER. This HOW-TO will go through step by step how to fully disassemble and reassemble a 722.3 valve body. The how-to is done during a cleaning of a valve body and its internals, but can be used for removing...
  4. D

    95 E320 transmission - reverse was fine, now feels odd

    Need to tap into the wealth of transmission knowledge here in order to help diagnose my non 500E.. The high-mileage trans in my E320 wagon has developed a new upsetting problem; moving in reverse now feels "tight". The sensation can best be described as feeling similar to moving with a partly...
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