2019 Toyota Corolla Fuses and Fuse Box Diagram User Guide
This guide covers the 2019 Toyota Corolla fuse and fuse box diagram. Learn the layout, position, and purpose of each fuse to easily troubleshoot electrical issues and maintain your Corolla.
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Video: 2019 Toyota Corolla Fuses
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.
- Turn the engine switch off.
- Open the fuse box cover.
- Engine compartment
Push the tab in and lift the lid off.
- Under the driver’s side instrument panel
Remove the lid.
- Engine compartment
- Remove the fuse with the pull-out tool.
Only type A fuses can be removed using the pullout tool.
- Check if the fuse is blown.
- Normal fuse
- Blown fuse
Replace the blown fuse with a new fuse of an appropriate amperage rating. The amperage rating can be found on the fuse box lid.
After a fuse is replaced
- 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 Toyota dealer.
If there is an overload in a circuit
The fuses are designed to blow, protecting the wiring harness from damage.
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 Toyota 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 Toyota dealer as soon as possible.
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How to Replace the Fuse of the 2019 Toyota Corolla
To replace the fuse in a 2019 Toyota Corolla, follow these steps:
Materials:
- The new fuse of the correct amperage.
- Fuse puller or needle-nose pliers.
Instructions:
- Locate the Fuse Box: The fuse box in the 2019 Toyota Corolla is typically located under the dashboard on the driver’s side, near the door. It may also be located in the engine compartment.
- Turn off the Ignition: Before replacing the fuse, make sure the ignition is turned off to prevent any electrical mishaps.
- Identify the Blown Fuse: Use the fuse box diagram, which is usually printed on the fuse box cover to identify the fuse corresponding to the malfunctioning circuit.
- Remove the Fuse: Using a fuse puller tool or a pair of needle-nose pliers, carefully grasp the blown fuse and pull it straight out of its socket. Be gentle to avoid damaging the fuse or the fuse box.
- Inspect the Fuse: Check the metal strip inside the fuse to see if it is broken or burnt. If it is, the fuse is blown and needs to be replaced.
- Select a Replacement Fuse: Choose a new fuse with the same amperage rating as the blown fuse. Using a fuse with the wrong rating can cause electrical problems or even damage the vehicle.
- Install the New Fuse: Insert the new fuse into the empty fuse socket, making sure it is seated securely.
- Test the Circuit: After replacing the fuse, turn the ignition back on and test the circuit to ensure the issue has been resolved. If the fuse blows again immediately or shortly after, there may be a deeper electrical problem that needs to be addressed by a professional.
- Replace the Fuse Box Cover: Once you have confirmed that the new fuse is working correctly, replace the fuse box cover and ensure it is securely fastened in place.
- Dispose of the Old Fuse: Safely dispose of the blown fuse. It’s a good idea to keep spare fuses in your vehicle in case of future emergencies.
Tips:
- Always use a fuse with the correct amperage rating to prevent electrical issues or damage to the vehicle.
FAQs
Fuses may need replacement if they blow due to electrical faults or overloading.
The fuse boxes are typically located under the dashboard on the driver’s side and the hood
To access the interior fuse box, you usually need to open the driver’s side door and remove the cover panel. The exterior fuse box is often located near the battery and has a removable cover.
A blown fuse typically has a visibly broken wire or a discolored appearance.
Useful Links
View Full PDF: 2019 Toyota Corolla User Manual | Auto User Guide
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Instrument Cluster Guide: 2019 Toyota Corolla Warning Symbols Meanings