Thread: PWM cooling fan(s) control using ECM
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Old 02-20-2013, 09:15 AM
parsonsj parsonsj is offline
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Quote:
Originally Posted by Dave
Most output functions of ECM are that way: injectors, coils, etc. Ground signal is switched with power supplied directly to device.
One notable exception: fuel pump. That's a 12V signal.
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Last edited by parsonsj; 02-22-2013 at 07:54 AM.
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