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Old 02-01-2016, 02:53 PM   #1
santashotrods
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1992 pontiac grand am 3.3 low voltage to cps no spark

hello everyone we have a 1992 Pontiac grand am 3.3 liter our problem is the cps sensors supply wire is reading .332 of a volt the ecu power supply is reading 12.0 volts have not done wiring before this was for a friend. the motor was in pieces in the trunk all back together now but no spark need help seems like a electrical short somewhere but a new to electrical diagnostics. please help.
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Old 04-20-2016, 04:30 PM   #2
xeroinfinity
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Re: 1992 pontiac grand am 3.3 low voltage to cps no spark

welcome to AF !

are the coils and ignition control module working? also you need to turn the crank when testing the CPS voltage variance
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