2020 Lexus ES350 Fuses and Fuse Box | Checking and replacing fuses
The 2020 Lexus ES350 is a high-end car with cutting-edge technology and high-end features that make driving more enjoyable. One important part of the car’s electrical system is the fuse box, which protects different electrical lines inside the car. The fuse box is placed in a way that keeps important parts safe from electrical overloads or problems. Checking and changing fuses is an important part of regular maintenance that makes sure important systems like lights, power windows, and entertainment systems work right. Most of the time, drivers need to look in their car’s owner’s guidebook to find out exactly where the fuse box is located. It’s important to check the fuses often, and if one blows, it’s easy to change it. This proactive method not only helps the car keep running at its best, but it also makes sure that the safety and dependability that are typical of the Lexus brand are maintained.
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Checking and replacing fuses
If any of the electrical components do not operate, a fuse may have blown. If this happens, check and replace the fuses as necessary.
Checking and replacing fuses
- Turn the engine switch off.
- Open the Fuse box cover.
- Engine compartment: type A fuse box
Push the tab in and lift the lid off.
- Engine compartment: type B fuse box
Push the tab in and lift the lid off.
- Driver’s side instrument panel
Push the tab in and remove the lid.
Make sure to push the tab in during removal or installation.
- Engine compartment: type A fuse box
- Remove the fuse with the pullout tool.
Only type A fuses can be removed using the pullout tool.
- Check if the fuse is blown.
Type A and B:
Replace the blown fuse with a new fuse of an appropriate amperage rating. The amperage rating can be found on the fuse box lid.
Type C:
Contact your Lexus dealer.
Type A
- Normal fuse
- Blown fuse
Type B
- Normal fuse
- Blown fuse
Type C
- Normal fuse
- Blown fuse
After a fuse is replaced
- When installing the lid, make sure that the tab is installed securely.
- If the lights do not turn on even after the fuse has been replaced, a bulb may need replacement.
- If the replaced fuse blows again, have the vehicle inspected by your Lexus dealer.
If there is an overload in a circuit
The fuses are designed to blow, protecting the wiring harness from damage.
When replacing light bulbs
Lexus recommends that you use genuine Lexus products designed for this vehicle. Because certain bulbs are connected to circuits designed to prevent overload, non-genuine parts or parts not designed for this vehicle may be unusable.
WARNING
To prevent system breakdowns and vehicle fire
Observe the following precautions. Failure to do so may cause damage to the vehicle, and possibly a fire or injury.
- Never use a fuse of a higher amperage rating than that indicated, or use any other object in place of a fuse.
- Always use a genuine Lexus fuse or equivalent.
Never replace a fuse with a wire, even as a temporary fix. - Do not modify the fuses or fuse boxes.
NOTICE
Before replacing fuses
Have the cause of electrical overload determined and repaired by your Lexus dealer as soon as possible.
FAQs
The fuse box in the 2020 Lexus ES350 is typically located in the engine compartment on the driver’s side.
To access the fuse box, you need to release the latches or screws securing the cover.
Fuses protect electrical components by breaking the circuit if there’s an overload or short circuit, preventing damage to the car’s electrical system.
Use a fuse tester or visually inspect the fuses. If the metal strip inside the fuse is broken, the fuse is blown.
Yes, there are usually spare fuses provided in the fuse box or a compartment near the fuse box.
Malfunctions in electrical components such as lights, radios, power windows, or other accessories may suggest a blown fuse.
See the fuse box cover or the owner’s manual for a diagram that indicates the purpose of each fuse.
Yes, replacing a fuse is usually a straightforward process. Ensure the car is off, locate the blown fuse, and replace it with a fuse of the same amperage.
A fuse puller or needle-nose pliers can be used to remove the blown fuse. Always carry spare fuses of various amperages.
Turn off the ignition, disconnect the battery if necessary, and follow the safety guidelines outlined in the owner’s manual.
Yes, a blown fuse can lead to the malfunction of multiple electrical components, as they often share the same fuse.
Yes, there are blade-type fuses and sometimes cylindrical fuses. Check the owner’s manual for the specific types used in your vehicle.
If the problem persists, it’s advisable to consult a professional mechanic or seek assistance from the Lexus service center.
While there’s no strict order, it’s recommended to replace fuses one at a time and check if the issue is resolved before moving on to the next one.
Common electrical issues include problems with the headlights, power windows, or audio system, which may be resolved by checking and replacing the corresponding fuses.
Useful Link:
View Full PDF: 2020 Lexus ES350 Owner’s Manual | Auto User Guide