20V MK1 Engine Swap Tacho

Mista 2 · 07-18-2007, 05:00 AM

i have i black top in my 85 and the tacho doesn't work. the guys doing the car havent really looking into it too much but the think the signal from the engine wouldnt be strong enough to activate my tacho could this be true or would they be talking out their asses?

thanx
Mista 2
Jordan

mr220v · 07-18-2007, 10:06 AM

The 4th wire on the igniter plug is responsible for the tach signal. This wire runs through that trunk molex, and on to the tach. Most likely if this isn't working, the wire isn't hooked up.

07-18-2007, 05:00 AM	#1 (permalink)
Mista 2 Cage Fighter Join Date: Nov 2006 Location: Adelaide, Australia Posts: 463 Thanks: 16 Thanked 21 Times in 21 Posts My Google Map iTrader Rating: (0/0% )	Tacho i have i black top in my 85 and the tacho doesn't work. the guys doing the car havent really looking into it too much but the think the signal from the engine wouldnt be strong enough to activate my tacho could this be true or would they be talking out their asses? thanx Mista 2 Jordan

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07-18-2007, 10:06 AM	#2 (permalink)
mr220v Beams Owners Group Join Date: Mar 2006 Posts: 2,529 Thanks: 13 Thanked 176 Times in 147 Posts iTrader Rating: (11/100% )	The 4th wire on the igniter plug is responsible for the tach signal. This wire runs through that trunk molex, and on to the tach. Most likely if this isn't working, the wire isn't hooked up.