Tach signal
02-17-2017, 01:52 PM
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Tach signal Having issues with my tach on my swaped 6.0 in my c10. I have a digital tach with input from the ecm but it seems to only be reading half the value it should. Anybody els run into this?
02-17-2017, 08:06 PM
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It does not apear my tach has the option for 4 6 8 cyl. Or i would have teyed that. This tach was it rhe truck when i bought it so i dont have any info on it. I dont know brand at all.
02-26-2017, 07:43 AM
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Went on hpt click engine. Click general. Tach output is on the right. Was at 6. I went to 12 that was the wrong way went to 3 and my tach matched up witj the tach in the scaner. Hope this helps