Mechanics

4.3L HOW DOES THE CRANK SHAFT SENSOR STOP FUEL FLOW TO THE INJECTORS WHEN ALL INJEECTORS ARE STOBING CORRECTLY?

1996 GMC Jimmy • 250,000 miles

Needing to know how the sensor affects the fuel flow and how can it stop fuel flow completly
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Donnie7
May 4, 2012.



Check the injector harness with a noid lite if its pulsing

The CPS has nothing to do with fuel -check the ignition control module and the distributor pick-up coil if it has one-also the camshaft sensor

Rasmataz
May 4, 2012.
Ok well I have good power and all injectors are strobing their are two that have contant power with ignition in on setting then they stobe fine when cranked over but I'm not getting fuel out of injectors

Tiny
Donnie7
May 4, 2012.
Check the fuel pressure with a gauge if its within specs-

Rasmataz
May 4, 2012.