How Long Will A Car Battery Last Without The Alternator

But if the battery has a full charge the car can run more time than this.
How long will a car battery last without the alternator. Thats how long I managed. Answer 1 of 12. However if an alternator does fail on you then youll know it fairly quickly as your electrical systems will fail soon afterwards.
In case you have to start the car without an alternator dont turn off the engine once youre going. In cases where you start your car without having an alternator do not try turning off the engine on your way. Headlights follow starting the engine and draining the battery.
In case you have to start the car without an alternator dont turn off the engine once youre going. Gunning says an alternator typically lasts about seven years or about 100000 to 150000 miles says Waits. So how long will the battery last for your car engine to work normally with a dead alternator an important question.
Brand new car models these days have computers sensors and various electronic displays which will extract energy from the battery. The type of engine how modern the car is the number of electronic systems in the car. If you are lucky and could get up to two hours.
Most car batteries which are in good condition will last at least two weeks without needing you to start the car and drive to recharge it according to the AA. Its primary job is to keep the electrical system up and running in place of the battery. Long story short2 Bosch Batteries 850650 CCA.
If the battery is bad the alternator is faulty or the wiring is bad these can cause the vehicle to lose power and not operate like it normally would. But if you dont intend to drive your car for some time for whatever reason you should still start it up once a week to recharge the 12V battery. However this is dependent on if you conduct routine maintenance on the vehicle.



















