Car weak spark

Tiny
MANUELELFAN
  • MEMBER
  • 2002 VOLVO XC70
  • 2.5L
  • 5 CYL
  • TURBO
  • 4WD
  • AUTOMATIC
  • 85,000 MILES
Cylinder one and two no spark. Engine running on cylinder three, four and five. What is the problem?
Thursday, July 6th, 2017 AT 10:32 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 48,323 POSTS
Hello,

It sounds like you have two coils that have gone bad or the crankshaft angle sensor that needs to be replaced.

Here is a guided that will show you what you are in for when doing the job.

https://www.2carpros.com/articles/crankshaft-angle-sensor-replacement

and a diagram below of what it will be like on your car.

Please let us know what happens, we are interested to see what it is.

Cheers, Ken
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Friday, July 7th, 2017 AT 2:15 PM

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