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Thread: VR6 12V continuous mis

  1. Semi-n00b B4EUROTRASH's Avatar
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    95 B4 VR6 Passat, 1987 MK2 16V w/ Badger 5 ITB's, 1984 16V MK1 Rabbit, 2001 Audi S4
    05-05-2012 08:13 PM #1
    I have made several posts regarding my 95 B4. I have replaced several parts and dumped countless hours chasing this problem only to be left frustrated and the car running no better.
    The car runs great and after 20-30 minutes, "boom" it starts to mis, only on 3 & 4. There is no spark jumping from the coil from those 2 points and only those 2. When the car is running, it will run and cycle the fans...heat up and cool down but, in 20-30 minutes it is all done and wants to misfire.
    What been done to remedy:
    1. starter and battery (after several no start attempts)
    2. CS (Blue coolant sensor)
    3. all relays (every single one)
    4. ECU and relay
    5. spark plugs
    6. fuel pump and filter and relay
    7. opened exhaust
    8. new coil, less than 5k ago

  2. Semi-n00b B4EUROTRASH's Avatar
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    95 B4 VR6 Passat, 1987 MK2 16V w/ Badger 5 ITB's, 1984 16V MK1 Rabbit, 2001 Audi S4
    05-06-2012 09:33 PM #2
    bump

  3. Member Bozwell's Avatar
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    89 jetta GLI 2.0 16vT, 90 passat variant 1.9 TDI
    05-06-2012 11:06 PM #3
    cyls 3 and 4 are on the same coil in the coilpack, sounds to me like another faulty coilpack. i dont care if its only 5k miles old, ive seen brand new electrical items fail right out of the box. the fact that the problem occurs after a period of time (when the coil gets hot) only supports the coilpack theory. try to get it warrantied, score a good used one to swap and test or worst case bite the bullet and order another. gl

  4. Member izzo's Avatar
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    '89 Golf
    05-06-2012 11:32 PM #4
    Also, space it out further away from the head. Heat kills it and it cracks.

    Either DIY a plate or search the forums, someone used to make and sell them.
    FS: AAA VR6 thermostat cover, B4 lower C-pillar plastic trim

    VW DIYs and guides, color codes, DTC/P-codes

  5. Member max302's Avatar
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    '96 B4V VR6
    05-06-2012 11:45 PM #5
    OR get a ford coilpack for a quarter or half of the price of the original part and never have to change it again for you entire life.

    I really don't know why some insist on the original ****ty part. It's a flawed part, it will mess up.

  6. Semi-n00b B4EUROTRASH's Avatar
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    95 B4 VR6 Passat, 1987 MK2 16V w/ Badger 5 ITB's, 1984 16V MK1 Rabbit, 2001 Audi S4
    05-07-2012 12:26 AM #6
    What model of Ford does this coil pack come on? I am up for anything at this point. Especially when it comes to money...I guess she is living up to her nickname, the money pit.

  7. Member izzo's Avatar
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    '89 Golf
    05-07-2012 08:20 AM #7
    Quote Originally Posted by B4EUROTRASH View Post
    What model of Ford does this coil pack come on? I am up for anything at this point. Especially when it comes to money...I guess she is living up to her nickname, the money pit.
    Simply search "ford" in the 12v forum.

    http://forums.vwvortex.com/showthrea...highlight=ford
    FS: AAA VR6 thermostat cover, B4 lower C-pillar plastic trim

    VW DIYs and guides, color codes, DTC/P-codes

  8. Semi-n00b B4EUROTRASH's Avatar
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    95 B4 VR6 Passat, 1987 MK2 16V w/ Badger 5 ITB's, 1984 16V MK1 Rabbit, 2001 Audi S4
    05-08-2012 10:23 PM #8
    Quote Originally Posted by izzo View Post
    Simply search "ford" in the 12v forum.

    http://forums.vwvortex.com/showthrea...highlight=ford
    Took the advice and hit the local yard. Scored the Ford coil and a set a new wires for $30 bucks. Bought a set of MSD wires and dumped about 3 hrs into the conversion. Final verdict, Effing Kick Ass! Nice upgrade and it solved the problem I have been having. Never thought a coil with 5k would go bad....

  9. Member max302's Avatar
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    '96 B4V VR6
    05-08-2012 11:21 PM #9


    Spread the word, my son, until all have been saved by thou Ford coilpack conversion.

  10. Member Bozwell's Avatar
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    89 jetta GLI 2.0 16vT, 90 passat variant 1.9 TDI
    05-08-2012 11:40 PM #10
    good to hear we were able to get you sorted out. and never rule out an electrical item since it has low miles or was recently replaced, electrical items can often fail prematurely and without warning

  11. Member divineVR6's Avatar
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    Mk2vr6, 97' B4 wagon vr6
    05-25-2012 01:46 AM #11
    check the main ground on the "cannon" plug, and look at the ground wire going to the coil pack.... is it burnt or fried?

    I had this issue with my mk3 and it was frying the the ground wire for some reason. replaced the engine side engine harness and it started to happen again. it fried the ICM on the coilpack. I ended up cutting the ground wire from the cannon plug and to the coilpack, ran an inline fuse off the ground on the coilpack and grounded it on the back of the head. the ground wire from the cannon plug I elongated and grounded to the chassis with the other grounds by the battery.





    Last edited by divineVR6; 05-25-2012 at 01:48 AM.
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