HOW DO YOU KNOW IF CRANK SENSOR IS BAD OR HOW DO...

  • Tiny
  • robin hillegas
  • 1999 Chevrolet Blazer
  • 115,000 miles

How do you know if crank sensor is bad or how do you test it

Tuesday, October 30th, 2012 AT 4:28 PM

1 Answer

  • Tiny
  • ASEMaster6371
  • Expert
  • 25,550 posts

If you have a tach look for movement when cranking.

If the injectors are pulsing, it is working.

Easy to check with a scan tool.

Roy

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Tuesday, October 30th, 2012 AT 4:33 PM

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