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Nalley Lexus Roswell
2018 Lexus ES 300h Coolant
Lexus Coolant service at Nalley Lexus Roswell in Roswell, GA
SCHEDULE NOWFrequently asked questionsFrequently Asked Questions
6 common questions answered
What are the signs a 2018 Lexus ES 300h needs a coolant service?Common signs include a higher-than-usual temperature gauge, a sweet smell or puddle near the front, and coolant that looks rusty, cloudy, or low.
These symptoms can reflect aging coolant, a leak, or another cooling-system condition. The system should be checked cold because it is pressurized and hot after running.
- Temperature gauge running higher than usual
- Sweet smell or puddle under the front of the vehicle
- Rusty, cloudy, or low coolant in the reservoir
What is included in a coolant service on a 2018 Lexus ES 300h?The service drains and refills the coolant, pressure tests the system for leaks, and inspects the hoses, cap, radiator, and water pump area.
The refill uses the coolant type and concentration the manufacturer specifies for this vehicle. The pressure test helps distinguish a service that is due from a leak that needs repair.
- Drain and refill with manufacturer-specified coolant
- Cooling-system pressure test
- Inspection of hoses, cap, radiator, and water pump area
How often should the coolant in a 2018 Lexus ES 300h be changed?The manufacturer publishes a maintenance schedule for this vehicle, and that schedule settles when the coolant should be changed.
Coolant condition can also be tested at a service visit between scheduled points. Testing helps evaluate whether the coolant remains suitable and whether a leak or other condition needs attention.
- Follow the manufacturer's published schedule
- Test coolant condition during a service visit
- Check for leaks if the level drops or symptoms appear
What kind of coolant does a 2018 Lexus ES 300h use?The manufacturer specifies the coolant type for this vehicle, and that specification should guide the refill.
Coolants are not interchangeable, so the correct product matters during service. Colour is not a reliable guide to what is in the bottle, and the system should not be opened while hot or pressurized.
- Use the manufacturer-specified coolant type
- Do not select coolant based only on colour
- Have the system checked cold by a service professional
Can I just top off the coolant in a 2018 Lexus ES 300h?Topping off restores the coolant level but does not restore the depleted additive package, and a level that keeps dropping indicates a leak rather than normal consumption.
Repeatedly adding coolant can mask the reason the level is low. Have the system inspected and pressure tested, and never open it while hot or pressurized.
- Top-off fluid does not renew coolant additives
- A dropping level calls for a leak inspection
- Check the cooling system only when cold
How do I book cooling system service at Nalley Lexus Roswell?You can schedule an appointment online or call Nalley Lexus Roswell at 770-284-8580.
The visit can include a coolant condition assessment, pressure test, and inspection of the cooling-system components. Nalley Lexus Roswell is located at 980 Mansell Road in Roswell, GA.
- Book online through the service scheduler
- Call 770-284-8580 for assistance
- Visit 980 Mansell Road, Roswell, GA 30076