Make sure you are using the exact manual for your bike, year and model. Not all XB wiring is the same.
If the rest of your cluster works OK while having the erratic tach needle, your grounds to...
Type: Posts; User: Cooter
Make sure you are using the exact manual for your bike, year and model. Not all XB wiring is the same.
If the rest of your cluster works OK while having the erratic tach needle, your grounds to...
If your dash ground was compromised the speedo/ lights wouldn't work either.
So either you have a bad signal wire from the ECM to the dash, or you have an issue in the cluster. Check the tach...
You can easily turn off the CEL if the aftermarket muffler is causing it. That way you will know if theres other issues making it turn on. Check what code you have BEFORE you clear it. I think 21 is...
Glad you finally guessed correctly and found the issue to get you back on the road!
Keep riding:up: