2024 Toyota Corolla — Fuse Box Diagram & Amperage
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Quick Answer
The 2024 Toyota Corolla typically features three main fuse box locations:
- Engine Compartment Fuse Box: Located under the hood, near the battery.
- Driver's Side Instrument Panel Fuse Box: Located behind a panel on the driver's side, often near the kick panel.
- Trunk Fuse Box: Located in the trunk area, sometimes behind a trim panel on one of the sides.
Engine Compartment Fuse Box
This fuse box houses fuses for critical systems like the engine control module, fuel pump, headlights, and other high-current components. Relays for various systems are also typically found here.
| Fuse # | Amp | Color | Circuit / Component Protected |
|---|---|---|---|
| 1 | 15A | Blue | EFI (ECM/PCM) |
| 2 | 20A | Yellow | Fuel Pump |
| 3 | 30A | Green | ABS/VSC |
| 4 | 10A | Red | IG1 (Ignition) |
| 5 | 40A | Green | Headlight (Left High) |
| 6 | 40A | Green | Headlight (Right High) |
| 7 | 15A | Blue | Headlight (Left Low) |
| 8 | 15A | Blue | Headlight (Right Low) |
| 9 | 10A | Red | Horn |
| 10 | 50A | Red | Main Fan |
| 11 | 10A | Red | A/C Clutch |
| 12 | 7.5A | Brown | Starter Relay |
| 13 | 30A | Green | Cooling Fan (Small) |
| 14 | 20A | Yellow | Wiper |
| 15 | 10A | Red | Tail Lights |
| 16 | 10A | Red | Stop Lights |
| 17 | 20A | Yellow | Power Outlet (Front) |
| 18 | 10A | Red | Radio (Main) |
| 19 | 15A | Blue | O2 Sensor |
| 20 | 10A | Red | Alternator |
Engine Compartment Relays
- EFI Relay: Controls power to the Engine Control Module (ECM) and other essential engine components.
- Fuel Pump Relay: Manages power to the fuel pump.
- Headlight Relays (High/Low Beam): Control power to the headlights.
- A/C Clutch Relay: Activates the air conditioning compressor clutch.
- Starter Relay: Engages the starter motor.
- Cooling Fan Relays: Control the engine cooling fan operation.
Driver's Side Instrument Panel Fuse Box
This fuse box typically protects accessories and components within the vehicle's cabin.
| Fuse # | Amp | Color | Circuit / Component Protected |
|---|---|---|---|
| 1 | 10A | Red | SRS (Airbag System) |
| 2 | 15A | Blue | Power Windows (Driver) |
| 3 | 10A | Red | Moonroof |
| 4 | 20A | Yellow | Blower Motor |
| 5 | 7.5A | Brown | ACC (Accessory Power) |
| 6 | 10A | Red | Radio/Infotainment |
| 7 | 15A | Blue | Door Locks |
| 8 | 10A | Red | Mirror Defogger |
| 9 | 10A | Red | Wiper (Rear) |
| 10 | 7.5A | Brown | Meter (Instrument Cluster) |
| 11 | 5A | Tan | Turn Signals |
| 12 | 15A | Blue | Power Outlet (Console) |
| 13 | 10A | Red | Seat Heater (Driver) |
| 14 | 10A | Red | Seat Heater (Passenger) |
| 15 | 5A | Tan | USB Charging Port |
Trunk Fuse Box
This fuse box on the 2024 Toyota Corolla often contains fuses for rear-specific components and larger accessories.
| Fuse # | Amp | Color | Circuit / Component Protected |
|---|---|---|---|
| 1 | 20A | Yellow | Rear Heater |
| 2 | 10A | Red | Trunk Opener |
| 3 | 15A | Blue | Tail Lights (Right) |
| 4 | 15A | Blue | Tail Lights (Left) |
| 5 | 20A | Yellow | 12V Power Outlet (Trunk) |
| 6 | 10A | Red | License Plate Lights |
| 7 | 15A | Blue | Audio Amplifier |
How to Test a Fuse
Testing a fuse is a straightforward process and can save you a trip to the mechanic. Here
Before you pull a fuse on the 2024 Toyota Corolla
- Use the label printed on the panel cover or the owner's manual for your exact build. Layouts change with options, model year and build date, so a chart for another truck can be wrong.
- Replace a blown fuse only with the same amp rating. A larger fuse can let wiring overheat.
- A fuse that blows again right away means a short or failing component downstream. Find the cause before replacing it again.
- A good fuse doesn't prove the circuit works — relays, grounds and connectors fail too.
- Disconnect the battery before working near high-current fuses or cables.
Learn more: How fuses, relays and truck electrical systems work
More specs for the 2024 Toyota Corolla
Oil Capacity & Filter
Capacity, weight, filter PN, drain plug torque, change interval.
Fluid Type Specs
Engine oil, coolant, ATF, diff, brake, PS, DEF — with OEM spec numbers.
Coolant Capacity & Type
Total system capacity, OEM coolant spec, flush interval, bleed tips.
Transmission Fluid & Service
Trans model, fluid spec, capacity, filter PN, service interval.
Torque Specifications
Lug nuts, drain plug, caliper, axle nut, plug, key fasteners.
Brake Pad & Rotor Specs
Pad PNs, rotor size, min thickness, caliper torque.
Tire Size & Pressure
OEM size, cold psi, bolt pattern, wheel size, TPMS.
Battery Size & Group
Group size, CCA, AGM/flooded, dimensions, reset note.
A/C Refrigerant & Oil
R-134a or R-1234yf, charge oz, PAG oil spec.
Bulb Sizes (Headlight, Tail, Fog)
Headlight, fog, tail, turn, reverse, interior.
Factory Maintenance Schedule
Service intervals by mileage, severe-duty notes, known issues.
Towing Capacity & Payload
Max tow, payload, GVWR/GCWR, hitch class by trim.
Serpentine Belt Routing & Length
Belt routing, length, rib count, OEM + aftermarket PNs.
Wheel Alignment Specifications
Camber, caster, toe ranges (front & rear), adjustability notes.
Paint Color Codes
All factory colors with paint codes, sticker location, touch-up tips.
Wiper Blade Sizes
Driver/passenger/rear blade size, attachment, OEM + cross-refs.
Spark Plug Type & Gap
Plug PN, gap, torque, interval by engine.
Transmission & Axle Gear Ratios
Trans gear ratios, axle ratios, RPO codes, tow vs MPG impact.
Key Fob Programming
DIY programming steps, FCC ID, fob PN, battery, transponder.
Same spec — other model years
Maintenance & repair guides
2024 Toyota Corolla Maintenance Schedule →
Available maintenance guidance; confirm the manufacturer schedule.
Repair planning references →
Plan the scope of work; detailed procedures need configuration-matched evidence.
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Values can vary by engine, trim and build date; check your VIN-specific service information. Updated 2026-06-22.