My in dash tachometer has not worked properly for years.It works but readings are off by bunch,like at 30 mph it reads at 2500rpm.Is this tach run by the alternator or distributor?
There is a 6cyl/8cyl jumper on the back of the cluster. It has a spring type tab on it that after time cuts into the solder points it sits on after years of road vibrations the connection gets poor.My in dash tachometer has not worked properly for years.It works but readings are off by bunch,like at 30 mph it reads at 2500rpm.Is this tach run by the alternator or distributor?
Can't find a simple tach wiring diagram even in my chassis manualdistributor
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