sporadic misfires at 3000 RPM 70 MPH

Asked by May 25, 2017 at 07:05 PM about the 1985 Volkswagen Cabriolet Base

Question type: Maintenance & Repair

Hi!  Car is mint 33K miles and all great /timing/idle/acceleration..etc etc
car is used lightly every week.   however when I drive it on highway at high speed  - it intermittently misfires/looses rpm power and recovers after a second or two.  drove 100 miles at 70mph /3000 rpm and had it sporadically losing power / rpms and recovering after a second or two  at least 15 times. ...car is well maintained/new correct plugs,cables etc etc.   all advice is appreciatted

1 Answer

98,365

Have you checked the fuse box for corroded terminals? You may also need to have the pulse signals checked for noise on a lab scope, sometimes the pickup coils can be erratic.

Your Answer

Volkswagen Cabriolet Experts

  • #1
    Reelin68
    Reputation
    260
  • #2
    Scott Sr.
    Reputation
    230
  • #3
    tenspeed
    Reputation
    220
View All

Related Models For Sale

Used Volkswagen Rabbit
21 Great Deals out of 459 listings starting at $2,300
Used Ford Mustang
740 Great Deals out of 42,668 listings starting at $1,300
Used Volkswagen Golf
83 Great Deals out of 5,149 listings starting at $1,500
Used Volkswagen Jetta
570 Great Deals out of 41,868 listings starting at $700
Used BMW 3 Series
1,043 Great Deals out of 31,469 listings starting at $1,000
Used Volkswagen GTI
119 Great Deals out of 8,558 listings starting at $1,750
Used Volkswagen Passat
349 Great Deals out of 23,405 listings starting at $999

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.