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Search: Posts Made By: fdryer
Forum: Astra General 11-14-2016, 09:48 PM
Replies: 21
Views: 3,018
Posted By fdryer
Re: Random car charging problems

12 volts or less is troubling as a new battery and alternator should be keeping this battery fully charged with standby voltage at least around 12.5 volts. Wiring and the drive belt are some...
Forum: Astra General 11-13-2016, 02:16 PM
Replies: 21
Views: 3,018
Posted By fdryer
Re: Random car charging problems

With a new battery and alternator, as long as wiring is fine the output voltage should be fine. Did you try measuring voltage right after starting up? This is when the battery drains the most in the...
Forum: Astra General 08-14-2016, 12:39 PM
Replies: 21
Views: 3,018
Posted By fdryer
Re: Random car charging problems

Next time try measuring without a/c. All voltages are measured without loads and simply alters perceptions of what a battery or alternator is outputting. Do you measure battery voltage with lights,...
Forum: Astra General 07-27-2016, 11:13 PM
Replies: 21
Views: 3,018
Posted By fdryer
Re: Random car charging problems

You already measured battery voltage (engine off/12.4v) and alternator output (engine on/13.4V). By having the engine off, you measured battery voltage. With engine running, the alternator is...
Forum: Astra General 07-24-2016, 11:27 PM
Replies: 21
Views: 3,018
Posted By fdryer
Re: Random car charging problems

Not sure if you're fixated on batteries when there's a real possibility that your alternator is failing to provide power for the car and recharge the battery. It would be in your best interests to...
Forum: Astra General 07-23-2016, 07:43 PM
Replies: 21
Views: 3,018
Posted By fdryer
Re: Random car charging problems

The battery died (based on your last post) because of a sequence of events. Car batteries are basically used for starting purposes then the alternator takes over supplying all the electrical needs of...
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