18-07-2017, 08:36 AM
head unit?
remove HU & unplug speaker leads, then use a tone/continuity tester or a lead from your smart phone headphone socket to test each circuit separately to the speaker.
remove HU & unplug speaker leads, then use a tone/continuity tester or a lead from your smart phone headphone socket to test each circuit separately to the speaker.
It goes, it stops (as reqd). 
Hate Housework!

Hate Housework!