2023 McLaren GT Fuses and Fuse Box User Manual
As we move into the world of automotive engineering and design, where new ideas meet speed and luxury, the 2023 McLaren GT stands out as the best car ever made. This modern engineering wonder is the perfect mix of speed and style, with its sleek lines, cutting-edge technology, and unmatched driving experience. Every curve and contour on the outside shows a history of fine workmanship, and under the hood is a symphony of strength and efficiency. But in the middle of all the excitement is a very important part that is often forgotten but is needed for everything to work properly: the complicated network of fuses and fuse boxes. Those seemingly unimportant parts protect electrical systems by making sure they work smoothly and keeping them from breaking down.
2023 Mclaren GT Specs, Price, Features, Mileage and Review
FusesGuide
- Release the two lower clips securing the panel to the bulkhead and remove the panel.
- Refer to the fuse specification to determine which fuse protects the non-functioning electrical system, see Main fuse box fuse specification chart.
NOTE: A label identifying the fuses is attached to the inside of the access panel. - Remove the appropriate fuse and replace it with a fuse of the same value as the original. If in doubt, check the fuse specification chart.
- Fit the access panel by inserting the two upper retaining clips in the bulkhead and securing it with the two lower clips.
NOTE: If a replacement fuse does not solve the electrical problem, or it fails immediately, contact your McLaren retailer.
Main fuse box fuse specification chart
|
No. |
Amps |
Circuit protected |
|
F1 |
60 |
Right-Hand Secondary Air Pump |
|
F2 |
60 |
Left-Hand Secondary Air Pump |
|
F3 |
– |
– |
|
F4 |
– |
– |
|
F5 |
30 |
Transmission Control Unit |
|
No. |
Amps |
Circuit protected |
|
F6 |
30 |
Transmission Control Unit |
|
F7 |
30 |
Starter |
|
F8 |
30 |
Heated Rear Window |
|
F9 |
30 |
Audio Amplifier (16 Channel) |
|
F10 |
– |
– |
|
F11 |
– |
– |
|
F12 |
– |
– |
|
F13 |
5 |
Transmission Control Unit |
|
F14 |
5 |
Engine Control Module |
|
F15 |
10 |
Relays |
|
F16 |
3 |
Tailgate |
|
F17 |
3 |
Door Locking Switch |
|
F18 |
50 |
ECU Main Relay Feed |
|
F19 |
40 |
Fuel Pump |
|
No. |
Amps |
Circuit protected |
|
F20 |
30 |
Seat Driver’s |
|
F21 |
30 |
Seat Passenger’s |
|
F22 |
– |
– |
|
F23 |
5 |
Tilt and Microwave Sensor |
|
F24 |
20 |
Infotainment Control Unit |
|
F25 |
10 |
Driver’s/Passenger’s Door Latch |
|
F26 |
3 |
Auxiliary USB Board |
|
F27 |
2 |
Infotainment |
|
F28 |
– |
– |
|
F29 |
20 |
Vacuum pump |
|
F30 |
– |
– |
|
F31 |
50 |
Cooling Fan Left-Hand |
|
F32 |
50 |
Cooling Fan Right-Hand |
|
No. |
Amps |
Circuit protected |
|
F33 |
– |
– |
|
F34 |
– |
– |
|
F35 |
– |
– |
|
F36 |
20 |
ECM Power Supply |
|
F37 |
15 |
Canister Purge, Lambda Sensors, Cooling Fan Relay Coil |
|
F38 |
15 |
Fuel Injection and Ignition – Left-Hand Bank |
|
F39 |
15 |
Fuel Injection and Ignition – Right-Hand Bank |
|
F40 |
10 |
Engine Ancillaries |
|
R41 |
– |
– |
|
R42 |
– |
– |
|
R43 |
– |
– |
|
R44 |
– |
– |
|
No. |
Amps |
Circuit protected |
|
F45 |
10 |
Electrical Thermostats, Camshaft Actuators |
|
F46 |
3 |
Output Shaft Speed, Even Gear Shaft Speed |
|
F47 |
3 |
Input Shaft Speed, Odd Gear Shaft Speed |
|
F48 |
– |
– |
|
F49 |
5 |
Starter |
|
R50 |
– |
– |
|
R51 |
– |
Heated Rear Window |
|
R52 |
– |
– |
|
R53 |
– |
Transmission Control Unit |
|
R54 |
– |
Transmission Control Unit |
|
R55 |
– |
Starter |
|
R56 |
– |
Secondary Air Pump RH |
|
No. |
Amps |
Circuit protected |
|
R57 |
– |
Cooling Fans |
|
R58 |
– |
ECU Main Relay Feed |
Extended diagnostic port
The extended diagnostic port is located behind the right-hand seat. This feature can only be used by your McLaren retailer.
McLaren GT Secondary fuse box
Secondary fuse box access
- Access to the secondary fuse box is gained by lowering the closing panel below the dashboard on the passenger’s side.
- Remove the two front screws (1).
- Remove the side fixing clip (3).
NOTE: If you wish to lower the closing panel fully, also remove the two clips at the rear (2). - Lower the closing panel, sufficiently to gain access to the fuse box.
NOTE: Do not lower the closing panel further than necessary as it could be damaged. 
Remove the appropriate fuse and replace it with a fuse of the same value as the original. If in doubt, check the fuse specification chart, see the Secondary fuse box fuse specification chart.- Raise the closing panel into position, fit the clip and fit and tighten the two front screws.
Secondary fuse box fuse specification chart
|
No. |
Amps |
Circuit protected |
|
F1 |
20 |
Driver’s Door |
|
F2 |
20 |
Passenger’s Door |
|
F3 |
25 |
Lights |
|
F4 |
35 |
Lights |
|
F5 |
35 |
Body |
|
F6 |
35 |
Body |
|
F7 |
35 |
Alarm |
|
F8 |
– |
– |
|
F9 |
– |
– |
|
F10 |
– |
– |
|
F11 |
– |
– |
|
F12 |
– |
– |
|
F13 |
10 |
Instrument cluster |
|
No. |
Amps |
Circuit protected |
|
F14 |
5 |
Transmission Control Unit |
|
F15 |
10 |
Air Conditioning |
|
F16 |
3 |
Alarm Control Unit |
|
F17 |
3 |
Tracker |
|
F18 |
7.5 |
Alarm |
|
F19 |
5 |
Central Display |
|
F20 |
3 |
Transmission Control Unit Relays |
|
F21 |
15 |
Display Control Unit |
|
F22 |
– |
– |
|
F23 |
– |
– |
|
F24 |
5 |
Development Connector |
|
F25 |
10 |
OBD2 Diagnostics |
|
F26 |
– |
– |
|
No. |
Amps |
Circuit protected |
|
F27 |
– |
– |
|
F28 |
– |
– |
Battery fuse box
Battery fuse box access
- Open the luggage compartment lid and remove any items stowed inside.
- Remove the 2-quarter turn screws securing the top of the battery access cover.
- Open the top of the battery access cover and disconnect the 2 electrical connectors on the back of the cover.
- Lift the battery access cover upwards, off its locating pegs, and remove it.
- Press the 2 catches on the right-hand sideof the cover and remove the cover from the fuse box.
- Remove the appropriate fuse and replace it with a fuse of the same value as the original. If in doubt, see the Battery fuse box fuse specification chart
- Engage the left-hand side of the cover with the fuse box, and push the right-hand side down to fully engage the clips.
- Refit the battery access cover, connect the 2 electrical connectors and secure it with the 2 screws.
- Stow the contents removed from the luggage compartment.
Battery fuse box fuse specification chart
|
No. |
Amps |
Circuit protected |
|
F1 |
30 |
Transmission Control Unit |
|
F2 |
30 |
Transmission Control Unit |
|
F3 |
30 |
Air Conditioning – Motor – Control Module |
|
F4 |
50 |
Secondary Fuse Box Supply |
|
F5 |
40 |
Electronic Stability Control Valves |
|
F6 |
40 |
Electronic Stability Control Motor |
|
F7 |
20 |
Auxiliary Power Socket – Luggage Compartment |
|
F8 |
40 |
Secondary Fuse Box Supply |
|
F9 |
100 |
Electro-Hydraulic Power Assisted Steering |
|
F10 |
200 |
Main Fuse Box Supply |
|
No. |
Amps |
Circuit protected |
|
F11 |
30 |
Secondary Fuse Box Supply |
How to replace a fuse in the 2023 McLaren GT
- Find the fuse box.
- The fuse box is usually in the engine bay or somewhere inside the trunk of most cars, including the McLaren GT. It could be in the engine bay or the footwell area of the McLaren GT.
- Do not start the car.
- Make sure the car is not running before you start working on anything electrical. This includes taking the key out of the ignition and turning it off.
- Find the fuse that has blown:
- Take out the blown fuse.
- Carefully pull the fuse out of its hole with a pair of fuse pullers or needle-nose pliers. Make sure you don’t touch any metal parts so you don’t get shocked or cause a short circuit.
- Put in the new fuse.
- Get a new fuse with the same amperage value as the old one. Make sure the new fuse is lined up with the wires in the fuse box, and then slowly push it in until it’s in place.
- Make sure the circuit works.
- After changing the fuse, put the key in the ‘accessory’ position on the dashboard and check the circuit that the new fuse is connected to.
- Replace the fuse box cover.
- Once you’re sure the new fuse is working, tightly attach the cover back to the fuse box.
- Get Rid of the Blown Fuse:
- Get rid of the blown fuse in a safe way. You should keep some extra fuses in your car just in case you need them next time.
- Check for Other Problems
- If the switch blows again soon after being replaced, it could mean there is a bigger electrical issue going on.
FAQs
Different fuses keep electrical circuits safe from damage caused by overloads or short circuits are kept in the 2023 McLaren GT’s fuse box.
The 2023 McLaren GT fuse box is usually placed in the engine bay or the cabin, but this depends on the model and configuration.
To get to the 2023 McLaren GT’s fuse box, read the owner’s manual for specific directions for your model of car.
The 2023 McLaren GT uses standard car fuses, which come in different amperages to protect different electrical parts.
Check the 2023 McLaren GT fuse for a broken filament or use a voltmeter to make sure the wires are connected.
If the 2023 McLaren GT’s spark keeps blowing, it could mean there is a problem with the electricity.
Yes, you can use the available fuse slots to add aftermarket parts to your 2023 McLaren GT. Just make sure you use the right wire and fuse choices to avoid electrical problems.
Yes, the 2023 McLaren GT owner’s guidebook usually has a fuse box layout diagram that shows where each fuse is located and what it does.
In the 2023 McLaren GT, the main switch is the first line of defence. If there is a major electrical failure, it cuts power to the whole car.
The 2023 McLaren GT has fuses that are meant to trip and cut power off when they get too full. If it trips, find out why, fix it, and then replace the battery if needed.
McLaren usually includes a set of spare fuses with the 2023 McLaren GT. They can be found in the fuse box or a specific area of the car.
The 2023 McLaren GT might have extra safety features, like fuses that can break with more force or extra circuits for important systems.
Check the 2023 McLaren GT’s switch box and electrical systems often for damage or signs of wear.
Useful Links
View Full PDF: 2023 McLaren GT Owner’s Manual|Auto User Guide