Checking coils/ignition 1984 175 yamaha

[curjones]

How do you test the coils with a meter. what are the specs. Is ther a primary coil or master. any advice on how totrouble shoot ignition system would help.

 

[ianyoung77]

Re: Checking coils/ignition 1984 175 yamaha

Grandmaster,<br /><br />There are many posts on this. Try searching for more detail.<br /><br />General process:<br /><br />Charge coil resistance & output<br />Pulser coil resistance & output<br />Ignition coil resistance and spark test<br />Check spark plugs<br />Check timing<br /><br />Ian