Skip to content Skip to navigation menu

Your Selected Vehicle

Brands

Show More Show Less

Price

Parts for your 2018 Lexus Is-Batteries

Sort by
OEX Battery Clamp Negative 500A - 1 Pce - ACX0641
OEX

OEX Battery Clamp Negative 500A - 1 Pce - ACX0641

$22
Fitment Notes:
See More

Explore 4WD & Adventure

OEX Battery Clamp Negative 100A - ACX0647BL
OEX

OEX Battery Clamp Negative 100A - ACX0647BL

$18
Fitment Notes:
See More
Icon Battery Lead Post To Stud 2 B&S 450mm - HDBS450/18

Icon Battery Lead Post To Stud 2 B&S 450mm - HDBS450/18

$59
Fitment Notes:
See More
Icon Battery Starter Solenoid Cable 525mm - SS525/21

Icon Battery Starter Solenoid Cable 525mm - SS525/21

$56
Fitment Notes:
See More
Projecta Battery Clamp 300A Black - BC300B

Projecta Battery Clamp 300A Black - BC300B

$28
Fitment Notes:
See More
Projecta Battery Clamp 300A Red - BC300R

Projecta Battery Clamp 300A Red - BC300R

$28
Fitment Notes:
See More
Icon Battery Lead Post To Stud 2 B&S 250mm - HDBS250/10

Icon Battery Lead Post To Stud 2 B&S 250mm - HDBS250/10

$45
Fitment Notes:
See More
OEX Battery Clamp Negative 50A - ACX0649BL
OEX

OEX Battery Clamp Negative 50A - ACX0649BL

$13
Fitment Notes:
See More
OEX Battery Terminal Insulator Left Entry Red - ACX3136
OEX

OEX Battery Terminal Insulator Left Entry Red - ACX3136

$24
Fitment Notes:
See More
OEX Battery Terminal Insulator Right Entry Red - ACX3138
OEX

OEX Battery Terminal Insulator Right Entry Red - ACX3138

$21
Fitment Notes:
See More
Projecta Wall Hook T/S Type 2 Connector - EVWHT2

Projecta Wall Hook T/S Type 2 Connector - EVWHT2

$33
Fitment Notes:
See More
Hella Battery Relay 12V Normally Open 180A Peak - 3061

Hella Battery Relay 12V Normally Open 180A Peak - 3061

$80
Fitment Notes:
See More
Icon Battery Lead Stud to Stud 3 B&S 450mm - CSS450/18

Icon Battery Lead Stud to Stud 3 B&S 450mm - CSS450/18

$57
Fitment Notes:
See More
OEX Battery Master Switch On/Off SPST 250A at 12V - ACX3408
OEX

OEX Battery Master Switch On/Off SPST 250A at 12V - ACX3408

$153
Fitment Notes:
See More
Narva Bolt Down Battery Fuse 150A 1 Pce - 54150BL

Narva Bolt Down Battery Fuse 150A 1 Pce - 54150BL

$63
Fitment Notes:
See More
Hella Battery Master Switch High Capacity - 4648

Hella Battery Master Switch High Capacity - 4648

$236
Fitment Notes:
See More
Showing 781 - 819 of 5973 products

Understanding the Battery in the 2018 Lexus IS

The 2018 Lexus IS, like most modern vehicles, is equipped with a battery that plays a crucial role in its overall function. While it may not seem as noticeable as the engine or the sleek exterior design, the battery is an essential component that supports a variety of systems within the car. From starting the engine to powering electronic features, the battery is something every 2018 Lexus IS owner should understand and care for.

At its core, the battery in the 2018 Lexus IS serves as the primary electrical energy source when the engine is off. It provides the power needed to start the engine by energising the starter motor. Once the engine is running, the car's alternator takes over the job of powering the electrical systems and recharges the battery to keep it ready for the next engine start. This interplay between the battery and alternator is vital for smooth operation.

The 2018 Lexus IS uses a 12-volt lead-acid battery, which is standard across many petrol-powered vehicles. This battery is made up of lead plates submerged in an electrolyte solution, allowing it to store and release electrical energy efficiently. It is responsible not only for starting the engine but also for driving all the accessories that need power when the engine is off or at low speeds. These can include the infotainment system, alarm system, interior lights, and other electronics.

Battery health directly influences the reliability of the 2018 Lexus IS. A weak or failing battery can cause difficulty starting the engine, flickering electronics, or even complete electrical failure. Therefore, regular battery maintenance and timely replacement are important parts of keeping the vehicle running smoothly.

When it comes to maintenance of the battery in the 2018 Lexus IS, there are a few simple yet effective steps to follow. First off, it's a good idea to inspect the battery terminals and cables regularly, particularly if the car is used in harsh weather conditions or starts to show signs of electrical issues. Corrosion on terminals can create resistance, reducing the battery's effectiveness. Cleaning the terminals with a mix of baking soda and water or a specialised battery cleaner can help keep the connections solid.

Another part of maintenance involves checking the battery's charge level. Many workshops have battery testers that can assess the voltage and overall health of the battery. If the car experiences repeated difficulty starting or if the voltage tests low, it might be time to start thinking about replacing the battery.

Battery replacement itself is a straightforward process but should ideally be done by a professional. Selecting the right battery for the 2018 Lexus IS is crucial - the battery must meet the vehicle's specifications in terms of size, voltage, and capacity. Using a battery that doesn't fit properly or has the wrong rating can lead to electrical problems or premature failure. In Australia, most auto shops stock the correct batteries for the Lexus IS, or they can order one specific to the vehicle's model and year.

It's worth noting that, while the battery in a 2018 Lexus IS is designed to last several years, various factors can cause it to fail sooner than expected. These include frequent short trips that don't allow the battery to fully recharge, extreme temperatures, leaving lights or accessories on while the engine is off, or simply age. Keeping these factors in mind can help owners take proactive steps to extend their battery's lifespan.

When replacing the battery, many people are not aware of the need to reset some of the car's electronic systems afterwards. The 2018 Lexus IS might require a reset of systems like the clock, radio presets, and potentially the engine management system. Dealers or knowledgeable mechanics can perform these resets to ensure everything returns to normal.

For those who use their Lexus IS as a daily driver, incorporating battery check-ups into the routine servicing schedule is a smart move. Dealers and service centres typically include a battery health check when performing regular maintenance. This makes it easier to catch any issues early on. It's better to swap out a battery before it leaves the car stranded rather than deal with surprises on the road.

In summary, the battery in the 2018 Lexus IS is much more than just a box under the bonnet. It's the heart of the vehicle's electrical system and an indispensable component for starting the engine and running various devices. Proper maintenance and timely replacement keep the car dependable and prevent those annoying moments when the engine refuses to turn over.

Owners in Australia should be mindful of local conditions like heat and short trips, which can be tougher on batteries. Staying on top of cleaning terminals, checking voltage, and having the battery tested during services are all simple actions that add up to reliable performance. When it comes time for a replacement, choosing an appropriate battery and having it installed professionally ensures the Lexus IS continues to deliver that seamless luxury experience it's known for.