How Long Should A Riding Lawn Mower Battery Last?

by | Last updated on January 24, 2024

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You forgot to pull the battery last fall and now your lawn is out of commission. Even if you are meticulous about winterizing your gardening equipment, the batteries only last so long. The average life of a lawn & garden battery is

three years

.

What is the average life of a riding lawn mower battery?

The life span of a riding mower battery is

about four years

. As it reaches the end of its serviceable life, the battery fails to hold a charge for very long. The electrical storage capacity of mower batteries is not large, so even a small decrease in power may cause starting problems.

How do I know if my lawn mower battery is bad?

Read the meter. If it has 12.7 DC volts or higher, the battery is good and something else is causing your starting problem. If the voltage reading is lower, the battery is discharged to some degree but may perk up after charging.

If it reads 11.5 volts or lower, the battery is most likely sulfated and needs replacing

.

What keeps the battery charged on a riding lawn mower?


Alternators

power the small engine while it is running, keeping the battery charged by circulating power back through the system. For the easiest method to check your alternator, simply turn on the headlights to your lawn mower or outdoor power equipment.

Why does my riding lawn mower battery keep dying?

Your lawn mower battery can keep draining when you

battery cables are loose or your connections have become dirty or corroded

. A faulty charging system, bad battery and leaving the ignition key in the on position can also cause your battery to drain.

Will a lawn mower run with a dead battery?


Many of the features on a are impossible to use without the assistance of a battery

. The good news is that most riding lawnmowers come with a charging system so that you can always make sure the battery is fully charged prior to using your lawnmower again.

How many hours should a riding lawn mower last?

Riding lawnmowers build to last many years. Our research shows that you can expect a life greater than 10 years. In hours this will be around

500 to 1000 hours

. With proper care and maintenance, many can last even 15 to 20 years.

Can you jump lawn mower battery with car?

You can jump the mower with the battery in your car or with a portable jump-starter, but you can only use your car battery if your mower has a 12-volt battery. In addition, you can't use your portable jump-starter to jump a 6-volt battery if it doesn't have a 6-volt setting.

How do you store a lawn mower battery for the winter?

It's a good idea to remove your lawn mower battery for the winter and store it

in a cool, dry place

. Be sure to store it away from gas cans, the water heater or furnace. Disconnect the battery cable from the battery, starting with the negative cable (it will have a minus sign).

How do you revive a dead lawn mower battery?

  1. 1) Disconnect and remove the battery from your lawn mower.
  2. 2) Take off the caps on your battery.
  3. 3) Drain and clean the battery.
  4. 4) Make a solution with magnesium sulfate (epsom salt) and distilled water.
  5. 5) Add the solution (electrolyte) to the battery cells.
  6. 6) Charge and begin the battery cycle.

Why won't my riding mower charge the battery?

If your mowers electrical system is not working properly,

you may have a bad battery

. Mowers are equipped with a battery that charges as the engine runs. If the battery has gone bad, it may not recharge at all, or may lose its charge very quickly. If this is the case, the battery will likely need to be replaced.

How many amps should a lawn mower battery have?

Most modern battery-powered have 12amp engines – which means

12 amps

of current is delivered constantly to drive the engine. This is sufficient for most home users.

How do I know if my riding mower is charging my battery?

The simplest test is to

put a Volt Meter on the battery posts before you start the engine to see what the current charge level is

. Then check the voltage at the battery posts while the engine is running at full throttle.

Can you overcharge a lawn mower battery?

Short answer:

YES (technically)

… You can easily overcharge your lawn mower battery (and damage it) if you leave it plugged into the charger for too long (some of us love leaving it connected overnight).

Can a bad battery cause a lawn mower to stall?

Check that all the safety switches are working correctly, it is possible the seat switch is bad or loose plug/ bad wire. Also

if battery weak or charging system weak/faulty the clutch will stall out engine

, charge battery up with charger and try.

What drains a tractor battery?

Overtime, wires, connectors and components in these circuits wear out and may cause a myriad of malfunctions, including accidental connections. Even with your ignition key off,

a loose electrical wire

may reroute your battery's charge and drain it overnight.

What size battery does a riding lawn mower use?

Most riding lawn mowers use

12V batteries

, but there are also some models, especially smaller ones that use 6V batteries.

Is there an alternator on a riding lawn mower?

Riding mowers


Riding lawn mowers do have alternators in their engines

.

Is 500 hours a lot for a riding mower?

As a rough rule of thumb,

a single-cylinder mower with 500-750 hours would be considered a high miler

, but that's not to say it's all worn out. A well-maintained mower will go on and on, as said earlier, my own ride-on mower has about 1000 hours and still pulls its weight around here.

Is 300 hours a lot for a riding mower?

A: “

Most residential lawn tractors are made to last 250 to 300 hours

, so you really need to know how many hours the tractor was used,” says Peter Sawchuk, who directs Consumer Reports lawn mower and tractor tests. “There's no point spending $500 for a machine that's only going to last a year.”

How long do Briggs and Stratton engines last?

The engines in the Briggs & Stratton family are typically tested for a total capacity of at least 500 hours. In general, commercial engines like those belonging to Briggs & Stratton have been designed to run

up to 1000 hours

.

Why does my riding lawn mower clicks but wont start?

If your riding lawn mower engine clicks when you turn the key but won't turn over, there's a pretty good chance your mower could have a

bad starter solenoid

. Other problems, though not as frequent, include a bad starter motor, a wiring failure, a weak battery or a locked-up engine.

How much does a John Deere battery cost?

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How do I know if my lawn mower battery is 12-volt?


Count the number of plastic caps, if present, and multiply them by two to determine the battery voltage

. For example, if there are six caps, it's a 12-volt battery, because 6 times two equals 12.

David Martineau
Author
David Martineau
David is an interior designer and home improvement expert. With a degree in architecture, David has worked on various renovation projects and has written for several home and garden publications. David's expertise in decorating, renovation, and repair will help you create your dream home.