Conversions & Swaps LSX Engines in Non-LSX Vehicles
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no tach after lsx swap dakota vhx 67 camaro

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Old 07-15-2012, 07:21 PM
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Default no tach after lsx swap dakota vhx 67 camaro

My dakota vhx steup in a 67 camarow/99 ls1 t56 psi harnessand pcu getting no tach signal. set the dakota to 5v and 4 cyl but nada, tried 8cyl and bus but zip, any clues???? thanc
Old 07-15-2012, 07:58 PM
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You should try a pull up resistor, I had the same problem as do many others. Here is a link for my fix.

https://ls1tech.com/forums/conversio...i-harness.html
Old 07-15-2012, 08:27 PM
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great resource, cant believe this thing needs a pull up resistor. As common as lsx swaps are youd think they would say something in the instructions, go figure



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