Solving Fuse Box Issues: 2021 Aston Martin DBX Owner’s Manual
It’s essential to comprehend the fuse box structure while diagnosing electrical issues with your Aston Martin DBX 2021. The fuse box is an essential part of your car’s electrical protection system, keeping it safe from overloads and short circuits. Knowing the fuse diagrams for your particular Aston Martin model will help you deal with problems when they come up. These schematics offer a thorough overview of the fuses and their associated purposes, making it possible for you to identify a malfunction’s root cause fast. Maintaining your car’s fuse box properly and checking it on a regular basis will guard against Circuit problems and guarantee smooth performance. We shall examine the significance of fuse box diagrams for the 2021
Electrical Systems
Fuses Guide
The electrical systems are protected by fuses. If any lamps, accessories, or controls do not function, inspect the applicable fuse.
If a fuse has blown, the inside element will be melted. If the same fuse blows again, avoid using that system and consult your Aston Martin Dealer as soon as possible.
| F1 | 15A | Exhaust Flaps/ Coolant Sensor | F1 | 10A | Trickle Charger |
| F2 | 15A | Low Temperature Coolant Pump 2 | F2 | 15A | CPC |
| F3 | 15A | Low Temperature Coolant Pump 3 | F3 | 7.5A | Instrument Cluster |
| F4 | 20A | Low Temperature Coolant Pump 1 | F4 | – | – |
| F5 | 20A | Engine Harness | F5 | 10A | Keyless Go |
| F6 | 15A | Engine Harness | F6 | 15A | Left Side Front Seat Adjust |
| F7 | 15A | Engine Harness | F7 | 5A | RKE Antenna |
| F8 | 15A | Engine Harness | F8 | 5A | Rear HVAC Control Panel |
| F9 | 5A | Common Powertrain Control (CPC) | F9 | 10A | Keyless Go Antenna |
| F10 | 5A | Engine Harness | F10 | 10A | HVAC Boosters and Diverters |
| F11 | 5A | Electronic Stability Program (ESP) Unit | F11 | 7.5A | Occupant Restraint Control (ORC) |
| F12 | 20A | BCM-F and OBD | F12 | 5A | Rain Light Sensor |
| F13 | 15A | Horn | F13 | 10A | Electronic Ignition Switch |
| F14 | 30A | Starter Motor | F14 | 7.5A | Multi Purpose Camera |
| F15 | 5A | – | F15 | 7.5A | Infotainment Head Unit |
| F16 | 5A | – | F16 | 5A | TPMS |
| F17 | 5A | Front Active Roll Control (ARC) | |||
| F18 | – | – | |||
| F19 | 20A | Left Headlamp | |||
| F20 | 20A | Right Headlamp | |||
| F21 | 30A | Left Side Wiper Motor | |||
| F22 | 30A | Right Side Wiper Motor | |||
| F23 | 40A | ESP Unit | |||
| F24 | 60A | ESP Unit | |||
| F25 | 100A | Fan Motor | |||
| F26 | 150A | Electrical Power Steering Control Unit | |||
| F1 | 30A | Right Side Front Door Control Module | F1 | – | – |
| F2 | 40A | BCM-F | F2 | 15A | Steering Column Control Module SCCM |
| F3 | 20A | DRVU | F3 | 5A | – |
| F4 | 15A | Right Side Front seat Adjust | F4 | 7.5A | SCCM |
| F5 | 30A | Left Side Front Door Control Module | F5 | 15A | HVAC |
| F6 | 40A | Body Control Module-Front (BCM-F) | F6 | 10A | OBD port |
| F7 | 15A | Ignition Relay | F7 | 10A | Rotary Controller / Touchpad |
| F8 | 10A | Body Control Module-Rear (BCM-R) | F8 | 15A | eCall Module |
| F9 | 30A | Left Side Rear Door Control Module | F9 | 5A | HVAC Control |
| F10 | 30A | Right Side Rear Door Control Module | F10 | 7.5A | Ambient Lighting |
| F11 | 15A | Infotainment Head Unit | F11 | 10A | Instrument Cluster |
| F12 | 7.5A | – | F12 | 7.5A | Centre Display |
[E] Rear Fuse Box DBX 2021
Fuse box solutions
| F1
F2 |
40A
50A |
Air Suspension Pump
Rear Window Heater |
| F3 | 15A | Front 12V Power Socket |
| F4 | 15A | Luggage Compartment 12V Power Socket |
| F5 | 15A | Rear Console 12V Power Socket |
| F6 | 5A | – |
| F7 | 5A | Rear Active Roll Control (ARC) |
| F8 | 5A | Electronic Differential |
| F9 | 5A | Tuner |
| F10 | 5A | – |
| F11 | 5A | 48V Battery |
| F12 | 7.5A | Park Assist Module |
| F13 | 7.5A | – |
| F14 | 10A | Electronic Differential |
| F15 | 10A | Vehicle Alarm |
| F16 | 10A | Electronic Differential |
| F17 | 15A | – |
| F18 | 15A | Air Suspension Module |
| F19 | 15A | Air Suspension Module |
| F20 | 15A | – |
| F21 | 15A | – |
| F22 | 20A | – |
| F23 | 25A | Fuel Pump Control |
| F24 | 25A | – |
| F25 | 25A | Driver’s Seat Module |
| F26 | 25A | Front Passenger Seat module |
| F27 | 30A | – |
| F28 | 30A | – |
| F29 | 30A | – |
| F30 | 30A | – |
| F32 F33 F34
F35 |
30A
30A 30A 40A |
–
Transfer Box Roller Blind Module Trailer Module |
F1 F2 F3
F4 |
40A
40A 40A 40A |
Inline Trailer Fuse Inline Trailer Fuse Inline Trailer Fuse
Inline Trailer Fuse |
| F36 | 40A | Trailer Module | |||
| F37 | 40A | – | |||
| F38 | 40A | BCM-R | |||
| F39 | 40A | BCM-R | |||
| F40 | 40A | Amplifier | |||
| F41 | – | – | |||
| F42 | 40A | Tailgate Module | |||
| F43 | 40A | HVAC Blower |
2021 DBX Battery Fuse Box User Manual
F1 N/A1
Pyrotechnic Battery Disconnect Switch
Main Power Feed
F2 40A Keep Awake
F3 250A Engine Fuse Box
F4 200A Rear Fuse Box
F5 60A Instrument Panel Fuse box
F6 60A Transmission
F7 60A Front Cabin Fuse box
F1 40A Rear Anti-Roll Bar
F2 40A Front Anti-Roll Bar
Battery Disconnect Switch
The battery disconnect switch is designed to operate in both over-current and crash events. When activated, the switch will completely isolate the electrical system from the battery to reduce the risk of electric shock or a vehicle fire. The battery disconnect switch is a single-use item and will require replacement if it has been activated.
How to Replace Fuse in 2021 Aston Martin DBX
Replacing a fuse in a 2021 Aston Martin DBX involves several steps. Here’s a general guide to help you with the process:
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Locate the Fuse Box: The fuse box in the Aston Martin DBX is typically located in the engine compartment or under the dashboard on the driver’s side.
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Identify the Faulty Fuse: Fuses are usually labeled with numbers or symbols that correspond to specific circuits.
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Turn Off the Ignition: Before replacing the fuse, make sure the ignition is turned off to prevent any electrical mishaps.
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Remove the Fuse: Using a fuse puller or a pair of needle-nose pliers, carefully remove the faulty fuse from its slot. Be gentle to avoid damaging the fuse box or surrounding components.
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Inspect the Fuse: Check the fuse for any signs of damage, such as a broken filament or discolouration. If the fuse appears to be blown, it will need to be replaced.
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Select a Replacement Fuse: Choose a replacement fuse with the same amp rating as the original. Using a fuse with a different amp rating could cause electrical problems or even damage to your vehicle.
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Install the Replacement Fuse: Carefully insert the new fuse into the appropriate slot in the fuse box. Make sure it is seated securely to ensure proper contact.
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Test the Circuit: Once the replacement fuse is installed, turn the ignition back on and test the circuit to ensure that the issue has been resolved. If the fuse blows again immediately or shortly after replacement, there may be an underlying electrical problem that needs to be addressed.
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Reassemble and Close the Fuse Box: Once you’ve confirmed that the replacement fuse is working correctly, reassemble any covers or panels that were removed to access the fuse box. Make sure everything is securely in place before closing the fuse box.
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Dispose of the Old Fuse: Properly dispose of the old fuse in accordance with local regulations. Do not attempt to reuse a blown fuse, as it will not provide adequate protection for your vehicle’s electrical system.
FAQ’s
Fuse boxes in the 2021 Aston Martin DBX are typically located in the engine bay and within the interior cabin.
The 2021 Aston Martin DBX typically has at least two fuse boxes, one in the engine bay and another in the interior cabin for easy access to various electrical components.
A blown fuse can be identified by inspecting the metal wire inside the fuse. If the wire is broken or melted, the fuse has blown and needs to be replaced with one of the same rating.
Common fuse-related issues in the 2021 Aston Martin DBX may include blown fuses for components such as the power windows, air conditioning, or interior lights.
Yes, fuses in the 2021 Aston Martin DBX are designed to be user-replaceable. However, if you’re unsure or uncomfortable with the process, it’s recommended to seek assistance from a professional.
Typically, all you need to replace a fuse in the 2021 Aston Martin DBX is a fuse puller or a pair of needle-nose pliers. It’s also advisable to keep spare fuses of various amperages on hand.
Before replacing a fuse, ensure that the corresponding electrical component is turned off to prevent electrical surges. Always replace fuses with ones of the same rating.
Access to the engine bay fuse box in the 2021 Aston Martin DBX typically involves releasing the latches or screws securing the fuse box cover, which is usually located near the battery.
No, using a higher-rated fuse can lead to electrical overload and potentially damage the vehicle’s wiring or components. Always replace fuses with ones of the same rating.
Yes, the 12V power outlet in the 2021 Aston Martin DBX is typically protected by a fuse. Refer to the fuse diagram to locate and replace the corresponding fuse if necessary.
FAQ’s
View Full PDF: 2021 Aston Martin DBX User Manual | Auto User Guide
