How many amps should the alternator be putting out to properly charge the battery?
Saturday, July 25th, 2009 AT 1:50 PM
1 Reply
RASMATAZ
MECHANIC
75,992 POSTS
It depends on the load, Minimum output amperage is 56 amps
If you measure the voltage at the battery while engine is idling it should read 13.5 to 15.5 volts. If you read below or over these voltages the alternator is not doing its job