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Wont start

Tiny
DGIGGLES1
  • MEMBER
  • 2003 CHEVROLET IMPALA
Chevy Impala 3.8, has fuel pressure but no spark, replaced the crank shaft sensor, cam sensor and ignition module and still not starting. Not sure where to go from here.
Monday, January 30th, 2012 AT 10:19 PM

3 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
If the coil/s checked out-have the computer tested-The crankshaft position sensor inputs a signal to the computer and in turn tells the ignition control module to fire the coil/s-Double check the CPS

Do you have power to the coil/s and ignition module?
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Monday, January 30th, 2012 AT 10:52 PM
Tiny
DGIGGLES1
  • MEMBER
  • 23 POSTS
I have replaced the ignition module and no power to the coils, I have also replaced the cam sensor and cps.
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Tuesday, January 31st, 2012 AT 12:50 AM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Check for power at the CPS and CMH sensors
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Tuesday, January 31st, 2012 AT 1:03 AM

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