Skip to content Skip to navigation menu

Your Selected Vehicle

Brands

Show More Show Less

Price

Parts for your 2011 Lexus Is-Batteries

Sort by
Narva Cable Lug 10mm2 8mm Stud Flared End - 57121

Narva Cable Lug 10mm2 8mm Stud Flared End - 57121

$3
Fitment Notes:
See More
Repco 12V 300W Modified Sine Wave Inverter - RMSI300-1

Repco 12V 300W Modified Sine Wave Inverter - RMSI300-1

$238
Fitment Notes:
See More
Hella 12v LED Pilot Lamp Red - 2721

Hella 12v LED Pilot Lamp Red - 2721

$20
Fitment Notes:
See More
Narva Accessories Socket - 81034BL

Narva Accessories Socket - 81034BL

$22
Fitment Notes:
See More

Explore 4WD & Adventure

Drivetech 4x4 12/24V Round Voltmeter - DT-06104

Drivetech 4x4 12/24V Round Voltmeter - DT-06104

$50
Fitment Notes:
See More
OEX Crimp Terminal Assortment Kit 1000 Pieces - ACX3104
OEX

OEX Crimp Terminal Assortment Kit 1000 Pieces - ACX3104

$419
Fitment Notes:
See More
Redarc Midi Fuse Holder Kit 1 Way 40A 4 Pce - FK40

Redarc Midi Fuse Holder Kit 1 Way 40A 4 Pce - FK40

$97
Fitment Notes:
See More
OEX Stud/Bus Bar For Midi Fuse Holder  - ACX6499
OEX

OEX Stud/Bus Bar For Midi Fuse Holder - ACX6499

$68
Fitment Notes:
See More
OEX Standard Blade Fuse Box, 8 Way, 20A - ACX1830
OEX

OEX Standard Blade Fuse Box, 8 Way, 20A - ACX1830

$53
Fitment Notes:
See More
VDO Wiring Kit 3 Wire - 240.030
VDO

VDO Wiring Kit 3 Wire - 240.030

$51
Fitment Notes:
See More
Narva Relay 12V 30A 4 Pin With 30A Fuse - 68060

Narva Relay 12V 30A 4 Pin With 30A Fuse - 68060

$42
Fitment Notes:
See More
Narva Convoluted Split Tubing ID:20mm - Length 10m - 56720

Narva Convoluted Split Tubing ID:20mm - Length 10m - 56720

$38
Fitment Notes:
See More
Narva 12v/24v Accessories Socket - 81030BL

Narva 12v/24v Accessories Socket - 81030BL

$33
Fitment Notes:
See More
Narva Heavy Duty In - line Accessory Socket - 81023BL

Narva Heavy Duty In - line Accessory Socket - 81023BL

$29
Fitment Notes:
See More
OEX Push Button Switch On/Off SPST Pre-Wired - ACX1962BL
OEX

OEX Push Button Switch On/Off SPST Pre-Wired - ACX1962BL

$23
Fitment Notes:
See More
OEX 600A Red / Black Heavy Duty Bus Bar Box - ACX3162
OEX

OEX 600A Red / Black Heavy Duty Bus Bar Box - ACX3162

$326
Fitment Notes:
See More
Narva P Clip 6.4mm ID Plastic 5Pc - 56582BL

Narva P Clip 6.4mm ID Plastic 5Pc - 56582BL

$9
Fitment Notes:
See More
Narva Mini Blade Fuse 2A Grey 5 Pce - 52702BL

Narva Mini Blade Fuse 2A Grey 5 Pce - 52702BL

$8
Fitment Notes:
See More
Narva Cable Lug 10mm2 8mm Stud Flared End - 57121BL

Narva Cable Lug 10mm2 8mm Stud Flared End - 57121BL

$15
Fitment Notes:
See More
Narva Sealed Beam Connector H4 - 49894
Clearance

Narva Sealed Beam Connector H4 - 49894

$1
Fitment Notes:
See More
Showing 1366 - 1404 of 5974 products

Batteries in the 2011 Lexus IS: What You Need to Know

The 2011 Lexus IS does indeed use a battery, just like most modern vehicles. It may seem obvious that a car needs a battery, but it's worth delving into why it's there and what it does, especially for anyone who owns or is thinking about owning this vehicle. The battery is a critical component that deserves a bit of attention, so owners can keep their Lexus running smoothly for years to come.

The main purpose of the battery in a 2011 Lexus IS is to provide the electrical energy needed to start the engine and power the car's various electronic systems when the engine isn't running. When you turn the key in the ignition (or press the start button in newer trims), the battery springs into action, sending a burst of power to the starter motor. This power helps crank the engine and get it running. Without a functioning battery, the car simply won't start.

Beyond starting the engine, the battery also supplies electricity to all of the electrical components in the vehicle when the engine is off. This includes the lights, radio, security alarms, and other electronic accessories. The battery supports these systems so they remain operational without having to run the engine continuously.

Once the 2011 Lexus IS engine is running, the alternator takes over as the main power source, charging the battery and running the vehicle's electrical systems. The battery effectively acts as a buffer, ensuring the car's electrical system works smoothly at all times, absorbing any surges or dips in electrical load.

Because the battery is so important, looking after it with regular maintenance and timely replacement is crucial. A healthy battery ensures your Lexus IS starts reliably, especially during those chilly winter mornings when cold weather can put extra strain on the battery. Neglecting battery care might mean unexpected breakdowns or tricky starting issues down the track.

Here are some simple tips for maintaining the battery on a 2011 Lexus IS:

  • Regularly check the battery terminals for any signs of corrosion or dirt build-up. Corrosion can block the flow of electricity, causing starting problems or affecting overall battery performance.
  • Keep the battery securely fastened in place. Loose connections or movement can lead to damaged cables or connections over time.
  • Ensure the battery is charged, especially if the car isn't used often. Cars that sit idle for long stretches may experience a drain on the battery, so topping up the charge or using a trickle charger can help.
  • Avoid leaving electrical components like headlights, interior lights, or entertainment systems on when the engine is off, as this can quickly drain the battery.

When it comes time to replace the battery, it's important to choose one that is suitable for the 2011 Lexus IS. Car batteries come in different sizes, capacities, and cold cranking amps (CCA), which indicate their performance in starting the engine under cold conditions. The right battery will ensure the car starts efficiently and powers all its electronic systems reliably.

Most batteries for the 2011 Lexus IS will be 12-volt lead-acid types, which are pretty standard in many vehicles. Some newer models or hybrids might have more advanced battery technologies, but this particular year and model generally sticks with the conventional lead-acid battery for the starter system.

It's a good idea to have the battery tested during regular servicing to check its health. Mechanics can perform simple tests to gauge the battery's state of charge and overall condition. If the battery's voltage is too low or the CCA has dropped significantly, it's a sign that replacement might be necessary soon.

Most car batteries last around three to five years, but the exact lifespan can vary depending on factors like climate, driving habits, and maintenance routines. Harsh Australian conditions such as extreme heat or cold can affect battery life, so it's worth keeping an eye on it.

Finally, disposing of an old battery properly is key to protecting the environment. Most automotive stores and service centres will accept old batteries for recycling, avoiding unnecessary landfill waste.

In short, the 2011 Lexus IS definitely relies on its battery to start and run its electrical systems. Keeping the battery in good nick with regular checks and replacing it when it starts to wear out will help keep this luxury sedan running without a hitch. It might not seem like the flashiest part of the car, but the battery is a behind-the-scenes hero that every owner should appreciate.