1999 Chevrolet Blazer You Crank Sensor Bad Test

1999 CHEVROLET BLAZER
115,000 MILES
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ROBIN HILLEGAS
  • MEMBER
  • 1 POST
how do you know if crank sensor is bad or how do you test it
Oct 30, 2012 at 4:28 PM
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ASEMASTER6371
  • ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
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
Oct 30, 2012 at 4:33 PM
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