WebNov 15, 2008 · Yup. Mine would backfire and buck at anything over 10psi boost. I replaced the ICM, coils, wires, and plugs. I belive the ICM caused a BAD arch between posts on the … WebMar 26, 2024 · 6,406 Posts. #4 · Feb 3, 2004. Bad coil is also a possibility. You also need to check all the battery, hot and ground wire connections. The service manual has a …
Symptoms Of Bad Ignition Control Module – Time To Replace It?
WebMay 29, 2024 · A bad fuel pump, ignition problems, clogged fuel filter, bad mass airflow sensor, and bad crank/camshaft sensors are just a few of the problems that can cause an … WebMar 27, 2014 · Now it just cranks, good volts, PCM signal, and oil pressure; it's getting fuel at the bowl. The valve cover harness on both sides is all good. But I don't think the injectors … how does the gold ball 649 work
Troubleshooting a Ford Ignition Module It Still Runs
WebAug 8, 2024 · The mass airflow sensor (commonly abbreviated to MAF) is one of the most important engine management sensors. A bad mass airflow sensor can leave your Buick LeSabre’s engine running rough, or even inoperable. A MAF sensor measures the density of the air entering the intake manifold. It passes this information onto your LeSabre’s ECU. WebThe top wire on the connector is used to check for PIP. Use a voltmeter and look for pulsing with the engine running. The pulsing means the wire from the computer to the ignition … WebNov 10, 2009 · These ignition control modules (ICM) are not interchangeable but are tested in the exact same way. Also, the photos (in the image viewer) show some of the tests performed on a V8 engine. This … how does the gmo process work