Dodge Truck Alternator Wiring

On the original alternator this brush is grounded to the case of the alternator so youll need to change the alternator to a 1970 or newer style.

Dodge truck alternator wiring. On a dodge alternator the two small wires go to the voltage regulator. In most maybe all factory wiring the alternator output wire will be black. The alternator on your dodge whether its a car truck or van is an essential piece of its electrical system. The alternator receives momentum for the engine through the alternator pulley.

If an alternator doesnt charge there is usually the following to check 1 at back of alternator you can visually see the 6 diodes if one or more are missing alternator wont charge correctly. The two tabs of alternator where the wiring connects have brushes these tend to wear out after awhile. In fact if the alternator is not working perfectly your dodge will soon begin to experience serious problems. For example with an improperly functioning alternator the battery will quickly drain.

Autorestomod manic mechanic gasoline media 176449 views. Basically a wire is added to the second field brush on the alternator. The bosch is roughly 15 times bigger and uses totally different brackets. The rotor spins 3 wire coils producing a magnetic field that subsequently produces alternating current ac.

Dodge alternators ground themselves through their case except 100 amp alts through the bracketry the engine block then finally to the battery negative terminal through the negative cable. It doesnt matter which wire goes where but the red or blue wire needs 12 volts when the key is on. The 2 field wires from the alternator both run to the voltage regulator iirc. 72 80 dodge trucks use same type wiring and two field alternator.