I have a 2008 Jayco f322 and I cannot get power to the brakes, I have a Tekonsha P3 brake controller and it shows over 3 amps going when you press the brakes, all the lighting works including the b...
Hand held compass....hold it close to wheel (lower center) note needle position. Have some one apply brakes......watch for needle deflection
If needle responds brake magnets are getting voltage.
How much? Have to check at each set of wires for each wheel. Rated for 3 amps for each magnet so with four wheels/brakes the controller should be putting out 10 (+) amps at full braking
Good clean tight grounds are essential
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