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2022 Lexus LC500 Replacing Fuses | Fuse Diagram and Details

2022 Lexus LC500 Featured

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2022 Lexus LC500 Fuses and Fuse Box | Checking and Replacing fuses

The fuses and fuse box system are an important but often overlooked part of the 2022 Lexus LC500 that is needed to keep the car’s electrical system in good shape. In addition to its beautiful looks and powerful performance, the LC500’s fuse and fuse box system is a key part of keeping the complex web of electrical parts that make this luxury coupe what it is safe and running. This system is hidden in a carefully designed case that holds a number of carefully chosen fuses and switches. These make sure that all the functions work smoothly, from entertainment and climate control to advanced safety features and engine management. The LC500’s fuse and fuse box system show how dedicated Lexus is to precise engineering. They also show the brand’s unwavering commitment to dependability and attention to detail, making them a key part of this amazing car’s greatness.

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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

  1. Turn the engine switch <power switch> off.
  2. Open the fuse box cover. Engine compartment: type A fuse box (LC500)
    • Left-hand drive vehicles: Push the tab in and lift the lid off.2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (1)
    • Right-hand drive vehicles: Push the tab in and lift the lid off.2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (2)

Engine compartment: type B fuse box (LC500h)

  • Left-hand drive vehicles: Push the tab in and lift the lid off.2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (3)
  • Right-hand drive vehicles: Push the tab in and lift the lid off.2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (4)

Engine compartment: type C fuse box (LC500h)

  • Push the tab in and lift the lid off.2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (5)

Trunk

  • Remove the luggage mat.2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (6)
  • Push the tab in and lift the lid off.2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (7)

Driver’s side instrument panel

  • Left-hand drive vehicles: Push the tab in and remove the lid. Make sure to push the tab in during removal or installation.2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (8)
  • Right-hand drive vehicles: Push the tab in and remove the lid. Make sure to push the tab in during removal or installation.2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (9)

Front passenger’s side instrument panel

  • Left-hand drive vehicles: Remove the cover, and then remove the footwell light connector.2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (10)2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (11)
    • Push the tab in and remove the lid.
    • Make sure to push the tab in during removal or installation.2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (12)
  • Right-hand drive vehicles: Remove the cover, and then remove the footwell light connector.2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (13) 2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (14)
    • Push the tab in and remove the lid.
    • Make sure to push the tab in during removal or installation.2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (15)
    • Remove the fuse with the pullout tool.
    • Only type A fuses can be removed using the pullout tool.
  • LC5002022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (16)
  • LC500h2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (17)
    • 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 and D: Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
  • Type A2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (18)
    • A. Normal fuse
    • B. Blown fuse
  • Type B2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (19)
    • A. Normal fuse
    • B. Blown fuse
  • Type C2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (20)
    • A. Normal fuse
    • B. Blown fuse
  • Type D2022-Lexus-LC500-Fuses-and-Fuse-Box-Checking-and-replacing-fuses-FIG-1 (21)
    • A. Normal fuse
    • B. 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 any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.

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, nongenuine 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 the electrical overload determined and repaired by any authorized Lexus retailer Lexus authorized repairer, or any reliable repairer as soon as possible.

 

FAQ’s

What tools do I need to replace a fuse in my LC500?

Generally, you may need a pair of needle-nose pliers or a fuse puller to safely remove and replace fuses.

Where can I find the fuse diagram for my 2022 LC500?

The fuse diagram is typically located on the inside of the fuse box cover or in your owner’s manual.

How can I prevent electrical issues in my LC500 that may require fuse replacement?

Regularly inspect and maintain your vehicle’s electrical components, and avoid overloading circuits with high-powered accessories.

What are some common signs that a fuse needs to be replaced in the LC500?

Common signs include the malfunctioning of specific electrical components like lights, power windows, or the radio.

Are fuses for different functions labeled in the fuse box?

Yes, fuses are typically labeled with their function in the fuse box or on the fuse diagram.

Can I use a higher amperage fuse if I don’t have the correct replacement?

No, it’s essential to use the correct amperage fuse to avoid damaging your vehicle’s electrical system.

What should I do if a newly replaced fuse continues to blow?

If a new fuse blows immediately, it may indicate an underlying electrical problem, and you should consult a professional mechanic.

Where is the fuse box located in the 2022 Lexus LC500?

The fuse box is typically located in the engine compartment or inside the cabin, depending on the type of fuse.

Are there different types of fuses in the LC500?

Yes, the LC500 may have various types of fuses, including blade fuses, mini fuses, or cartridge fuses, depending on the circuit.

Are spare fuses provided in the LC500?

Some vehicles may come with spare fuses in the fuse box or a dedicated fuse holder.

Can a blown fuse affect specific car functions?

Yes, a blown fuse can affect various car functions, depending on the circuit it protects.

How often should I check and replace fuses in my LC500?

There is no set timeframe, but regular checks during routine maintenance are advisable to ensure electrical system reliability.

When should I consult a professional mechanic for fuse-related issues in my LC500?

If you’re unable to identify the cause of repeated fuse failures or if you suspect a complex electrical problem, it’s advisable to seek professional help to diagnose and repair the issue.

View Full PDF: 2022 Lexus LC500 Owner’s Manual | Auto User Guide

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