...power stroke (the cylinder under compression and the cylinder on the exhaust stroke). The Engine Control Module (ECM) provides a switching circuit to ground for energizing the primary ignition coils. ...
stroke. The PCM acts as an electronic switch to ground in the coil primary circuit. When the switch is closed, battery positive voltage (B+) applied to the coil primary circuit builds a magnetic field
...power stroke, look at powerstroke.org Make sure you are getting spark, also you can check your "ignition" fuse. Might need a new coil or pick up coil, or cap & rotor set. Recall - Module Reflash ...
power from to the cap but still no spark. Did you grease the back of the ignition module? if not do so. Ok... try this. Get a multi meter, turn the key in the on position. In the dc volt readings, put
...power stroke just as the compressed and ignited air/fuel mixture forces the piston down and turns the crankshaft. Because it takes a fraction of a second for the spark plug to ignite the mixture in ...
...stroke. I would check for an injector fuse first (see owner manual), and then check to see if you have a bad crank or camshaft sensor. The PCM very rarely fails. Section 03-14: Engine Controls, ...
Question about Cars & Trucks
...stroke for each cylinder. Ignition voltage is supplied directly to the fuel injectors. The control module controls each fuel injector by grounding the control circuit with a solid state device called ...
Question about Chevrolet Tahoe
...stroke. Pull the cap and see where the rotor button is setting. It should point towards the #1 cylinder(drivers side front). If it does, then turn the truck on to the run position. Then check for ...
power relay activating? If yes, you should hear the fuel pump hum for 5 seconds when the key is turned to ON. If yes, then check the crankshaft position sensor and camshaft position sensors to be sure
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