Can a bad battery mess up alternator?
A “weak” battery can’t consume much of a charge either so it won’t be much of a load on the alternator. So, no, a weak battery won’t hurt your alternator.
What to do if your Honda Accord battery won’t charge?
Repair guides and support for the 5th generation Honda Accord coupe, sedan, and wagon. I have changed a new alternator new battery new fuse box new ground wire checked all fuses and the car alternator is not telling the battery its time to charge but has.
What does it mean when your alternator is not charging?
If the alternator is not charging the battery, you will have a red “ALT” or “charge” sign on your dashboard. This means that your battery is no longer being supplemented for power by the alternator. You will need to recheck the wiring because the light could also be faulty.
Is the battery good with a new alternator?
Battery voltage was too low to test, so I took battery out and left it out overnight, next morning picked it up, they said battery was good and held charge. Put battery back in and took it for testing, their test said the voltage regulator was bad, so bought a new alternator, installed it, same thing, not charging.
What should the amperage be for a Honda alternator?
Amperage should be 30 amps or greater. With engine still at 2000 RPM, full-field charging system. Amperage should be 40 amps or greater. 7.If amperage is not within specification, replace alternator. If voltage is not within specification, replace defective internal voltage regulator.
Repair guides and support for the 5th generation Honda Accord coupe, sedan, and wagon. I have changed a new alternator new battery new fuse box new ground wire checked all fuses and the car alternator is not telling the battery its time to charge but has.
What to do if your Honda alternator won’t charge?
3.If battery voltage is not present, check dash fuse No. 2 (15A). Check for open circuit in Black/Yellow wire between dash fuse box and alternator. Check for open circuit in White/Green wire between PGM-FI ECM and alternator.
How can I tell if my alternator is charging the battery?
Use your multimeter (if you don’t have one get one). Turn it to dc volts put your leads on your battery (with the car running), if your alternator is charging it should read from 13.5V-14.5V (thats a good charge). If your not getting a reading from there you can check your output from your alternator.
Can a car battery be drained by an alternator?
While you might initially think that any problems with electrical things like lights or radio not working are directly related to the battery, the alternator is actually where most of the power in your vehicle comes from. Consider that if you were to leave the lights of your car on overnight by the next day your battery might be drained completely.