What is your question?
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What is your question?
Friends car.put alternator in,output at high idle 14.27 lowering to 14.21 at idle.Is this normal?Is water pump on this engine as much work as others?
1 Reply
with the engine off,on a fully charged battery.testing at battery terminals,voltage should be 12.6 vdc,2.1 volts per cell.with the engine running,battery voltage should be 13-15 volts dc,and yes that is normal for good output from the alternator.