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04-19-03, 02:08 PM
#1
wcombs
high hydrocarbon readings on a vehicle emmisions test
I HAVE A 1990 E150 FORD VAN WITH A 302 MOTOR. FAILED EMMISIONS TEST DUE TO HYDROCARBONS. WHAT COULD BE A CAUSE OF THIS PROBLEM.
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04-19-03, 08:06 PM
#4
wcombs
Re: high hydrocarbon readings on a vehicle emmisions test
Originally posted by wcombsI HAVE CHANGED WIRES,PLUGS.CAP AND ALL FILTERS CHANGED OIL AND EGR VALVE WITH SENSOR. ALL OTHER EMMISION READINGS WERE WELL BELOW STANDARDS. VAN WILL SHUT OFF AT TIMES DURING DEACCELERATION.
I HAVE A 1990 E150 FORD VAN WITH A 302 MOTOR. FAILED EMMISIONS TEST DUE TO HYDROCARBONS. WHAT COULD BE A CAUSE OF THIS PROBLEM.
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04-19-03, 08:37 PM
#5
Joe_F
As requested by Davo, the test results for all three gases were?
Kill the caps, no need to shout.
Kill the caps, no need to shout.
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04-22-03, 06:50 PM
#6
wcombs
Originally posted by Joe_FSorry about the caps.
As requested by Davo, the test results for all three gases were?
Kill the caps, no need to shout.
Here are the gas readings from the last test.
HC= 704562 GPM
CO= 66.2590 GPM
NOx= 0.8337 GPM
CO2= 421.5948 GPM
Hope this will help. Sorry about the delay with the reply been working late.
Last edited by wcombs; 04-22-03 at 07:14 PM.
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