misfire?
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Joined: Jun 2001
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From: Eh?
Car: 1988 Monte Carlo SS
Engine: 5.7L TPI
Transmission: T5
Axle/Gears: 3.73
misfire?
At high load/rich conditions my WBO2 readings seem to oscillate. Is my engine misfiring due to a lousy spark? My butt-o-meter doesn't detect the misfire.
Anyone care to have a look at my data log? 2.8L tbi V6 engine, 1227429 ecm.
Thanks, Ernst
Anyone care to have a look at my data log? 2.8L tbi V6 engine, 1227429 ecm.
Thanks, Ernst
Code:
RUNTIME MPH RPM COL TPS MAP VE% WBO2 sBPW aBPW PSE Sa KSa ESa 00:04:45 20 2225 88 84 96 90 12.9 430.0 0.00 N 15 0 0 00:04:45 20 2275 88 84 95 90 13.6 430.0 0.00 N 16 0 0 00:04:45 21 2325 88 84 95 90 13.0 432.0 0.00 N 17 0 0 00:04:45 22 2375 88 84 95 89 11.9 432.0 0.00 N 17 0 0 00:04:45 22 2375 88 84 95 90 13.2 430.0 0.00 N 17 0 0 00:04:45 22 2400 88 84 95 89 13.0 434.0 0.00 N 18 0 0 00:04:45 22 2450 88 84 95 89 12.1 436.0 0.00 N 18 0 0 00:04:45 22 2475 88 84 95 89 13.2 436.0 0.00 N 18 0 0 00:04:45 23 2475 88 84 95 89 12.8 438.0 0.00 N 18 0 0 00:04:45 23 2550 88 84 95 89 12.6 1205.0 0.00 N 18 0 0 00:04:45 23 2600 88 84 95 89 13.0 440.0 0.00 N 18 0 0 00:04:45 24 2600 88 84 95 89 11.9 442.0 0.00 N 18 0 0 00:04:45 24 2625 88 84 94 89 12.7 442.0 0.00 N 18 0 0 00:04:45 24 2675 88 84 94 89 11.7 446.0 0.00 N 18 0 0 00:04:45 25 2725 88 84 94 88 12.8 446.0 0.00 N 19 0 0 RUNTIME MPH RPM COL TPS MAP VE% WBO2 sBPW aBPW PSE Sa KSa ESa 00:04:46 25 2725 88 84 94 88 11.6 446.0 0.00 N 19 0 0 00:04:46 25 2775 88 84 93 88 12.5 448.0 0.00 N 19 0 0 00:04:46 26 2775 88 84 94 88 12.1 448.0 0.00 N 19 0 0 00:04:46 26 2825 88 84 93 88 11.8 448.0 0.00 N 19 0 0 00:04:46 26 2875 88 84 93 88 12.5 1215.0 0.00 N 19 0 0 00:04:46 27 2875 88 84 93 88 10.8 448.0 0.00 N 19 0 0 00:04:46 27 2925 88 84 93 88 12.8 448.0 0.00 N 19 0 0 00:04:46 27 2950 88 84 93 88 12.2 448.0 0.00 N 19 0 0 00:04:46 28 2975 88 84 93 87 10.8 448.0 0.00 N 19 0 0 00:04:46 28 3025 88 84 93 87 12.5 448.0 0.00 N 20 0 0 00:04:46 28 3050 88 84 92 87 12.1 446.0 0.00 N 20 0 0 00:04:46 29 3100 88 84 92 87 11.2 448.0 0.00 N 20 0 0 00:04:46 29 3100 88 84 92 87 11.9 448.0 0.00 N 20 0 0 00:04:46 29 3150 88 84 92 87 12.6 448.0 0.00 N 20 0 0 00:04:46 30 3200 88 84 92 86 12.2 956.0 0.00 N 20 0 0
Last edited by MonteCarSlow; Jul 8, 2003 at 09:45 AM.
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From: Chasing Electrons
Car: check
Engine: check
Transmission: check
Re: misfire?
Originally posted by MonteCarSlow
At high load/rich conditions my WBO2 readings seem to oscillate. Is my engine misfiring due to a lousy spark? My butt-o-meter doesn't detect the misfire.
Anyone care to have a look at my data log? 2.8L tbi V6 engine, 1227429 ecm.
Thanks, Ernst
At high load/rich conditions my WBO2 readings seem to oscillate. Is my engine misfiring due to a lousy spark? My butt-o-meter doesn't detect the misfire.
Anyone care to have a look at my data log? 2.8L tbi V6 engine, 1227429 ecm.
Thanks, Ernst
RBob.
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