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red cog

  1. need help diagnosing red cog, slave cylinder is my belief

    E60 M5 and E61 M5 Touring Discussion
    hello m5 board! been lurking and reading for a while now trying to figure out my issue but I've finally broken down and need help with the diagnosis instead of throwing parts at it. Error codes I'm getting 0x4f66 and 0x4f67 ( see attached) it also appears to fail adaptation during the clutch...
  2. a few red cogs and some risk (700 miles drive)

    E60 M5 and E61 M5 Touring Discussion
    Figured I will share my story with the community. So a few weeks back after some hard driving I saw my first RED COG!! popped in N at the light and would not allow D to be selected. I turned off the car and all was good after start up. Weeks later another RED COG at 80 after a weak hwy pull...
  3. Transmission Malfunction: Red and Yellow COGs but they go away

    E60 M5 and E61 M5 Touring Discussion
    Hey guys, my 2007 M5, 65k miles, is throwing the Transmission Malfunction warnings (Yellow COGs and once a Red COG) while I am driving. Everything feels and sounds fine (no thuds and no obvious slips) but I do soil myself when they pop up and fear a big $$$$$ issue. My indy shop replace a...
  4. Another RED COG thread (Transmission failure)

    E60 M5 and E61 M5 Touring Discussion
    Hi everyone, I've been a long time lurker of this site and finally signed up. Thank you all so far for the great advice. I have a 2008 e60 M5 with just under 88k miles. Since I bought it, I've replaced the ABS, traction control, control arms, and clutch. The clutch has about 1500 miles on it, if...
  5. Intermittent Red Cog

    E60 M5 and E61 M5 Touring Discussion
    Hey folks, First off, I apologize for making a Red Cog post as this topic has been done to death (and then some) but it's been difficult finding anything that relates closely to my issue. I've gotten a Red Cog twice this month, most recently today while on the freeway. The first time I was...
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