Coil resistance

jmccnc

Member
Joined
May 9, 2025
Total Posts
29
Total likes
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Location
New Brunswick,Canada
Hey guys,
1973 Honda CD 175 with no spark, so far from testing it appears the condenser is no good but was wondering if anyone knows the specs on the coil? I have 21.6 kilo ohms on the secondary and 1.5 ohms on the primary but have no idea if this is good or bad.
any help is appreciated.
so close to finally hearing this thing run.
Jim
 
I believe primary should be 4-5 Ω and the secondary should be about 10 kΩ not including the cap. Sounds like it's bad.

Have you confirmed power to the coil?
 
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