About the Lexus IS 300h
The Lexus IS 300h was first introduced as a 2013 model and is still in production.
| Power (combined hybrid) | 217 bhp |
| Power (gasoline engine) | 178 bhp |
| Battery Type | Nickel Metal-Hydride (NiMH) |
| MPG | 65.7 mpg combined |
| 0 to 62 mph | 8.3 seconds |
Lexus IS 300h Batteries
Drive Battery | 12V Battery | Key Fob Battery
Drive Battery / Traction Battery
The Lexus IS 300h features a nickel metal-hydride (NiMH) battery.
Drive Battery FAQs
Where do I purchase a Lexus IS 300h hybrid replacement battery?
EnnoCar – The aftermarket battery manufacturer, EnnoCar, carries a replacement Lexus IS 300h Hybrid Battery for 2013-2018 models.
EnnoCar: Lexus IS 300h Replacement Battery
Where can I find replacement high-voltage battery parts for my IS300h?
There are a number of used parts available on your local classifieds or Facebook marketplace. We have found luck on eBay as well.
Find Lexus IS 300h High-Voltage Battery Parts on eBay
12V Battery
Lexus IS 300h 12V Battery Size / Group / Part Number
The OEM Manufacturer Part Number for the Lexus IS 300h 12V low-voltage battery is 28800-36080.
Find a Geniuine Lexus IS 300h 12V Battery on eBay
Lexus IS 300h 12V Battery Terminal Maintenance
Maintaining your Lexus IS 300h 12V battery terminals is essential to ensuring a positive electrical contact. We recommend cleaning terminals and using a terminal protectant spray to prevent corrosion on your battery terminals.
CRC Battery Cleaner w/ Acid Detector will clean your battery terminals and surface, neutralizing acids and detecting leaks.
CRC Battery Terminal Protector Spray is designed to protect battery terminals from corrosion, a leading cause of hard starting and battery failure.
Lexus IS 300h 12V Battery Testing, Maintenance and Repair
Battery testers are an inexpensive way to save yourself time in repairing your Lexus IS 300h. A healthy 12V battery will read between 12.6 and 12.8 volts when tested. Anything lower, and you may want to consider replacing your batteries or checking the battery fluid levels.
Jump starting a Lexus IS 300h Hybrid
If your Lexus IS 300h 12V battery has died, you can still access the vehicle as long as you have the key fob. Check out the following video to learn to jump start a Lexus IS 300h Hybrid:
14 Gauge Jumper Wires are an excellent solution for modern hybrids, including the Lexus IS 300h, as this vehicle does not require the bulky jumper wires that have been used in older vehicles.
Shop 14 Gauge Jumper Wires on Amazon
A battery jump box can be a life-saver! If there is no other vehicle to jump your car from, you’ll need a jump box. Here are a few that have many high-ranking reviews:
| ZunDian Battery Jump Starter with Air Compressor Car Tire Inflator, Portable Power Station 110V, 1600 Amp, 400W Power Inverter USB DC AC Outlet | Amazon | $$$ |
| NOCO Boost Plus GB40 1000 Amp 12-Volt UltraSafe Lithium Jump Starter Box | Amazon | $$ |
| BUTURE Car Battery Jump Starter 2500A Jump Box (8.5L Gas/8.0L Diesel) | Amazon | $ |
Key Fob Battery
The Lexus IS 300h key fob battery uses a CR2032 lithium battery.
Find CR2032 Lithium Batteries on Amazon
Lexus IS 300h Drivetrain
The IS 300h is only offered with all-wheel drive. The petrol engine makes 178 bhp while the electric motor makes 139 bhp, with the maximum combined output being 217 bhp.
Electric Motor
The Lexus IS 300h is powered electrically by a 1KM permanent magnet synchronous electric motor.
Gasoline Engine
The Lexus IS 300h is powered by a 2.5L 2AR-FSE or 2AR-FXE Inline 4 cylinder (I4) engine.
FAQs
What type and grade of gasoline does the Lexus IS 300h use?
The Lexus IS 300h uses regular 87+ octane unleaded gasoline.
Transmission
The Lexus IS300h features an automatic electronically controlled continuously variable transmission (e-CVT).
It attempts to maximize efficiency by keeping the engine at optimum RPM for any particular moment on your drive.
Join a Lexus IS 300h Community
LexusOwnersClub.co.uk: IS 300h – A forum dedicated to Lexus IS 300h, IS 250 and IS 200t Owners Club (3rd Generation) owners and enthusiasts.
Reddit.com/r/Lexus – A subreddit just for Lexus enthusiasts.