BYD Dolphin (2021 – 2025) Fuse Box Location & Diagrams
The BYD Dolphin (2021 – 2025) fuse box contains essential electrical components that protect the vehicle’s circuits and systems. Knowing the fuse box location and diagrams helps owners identify fuse positions, understand their functions, and troubleshoot common electrical problems during maintenance or repairs.
Fuse Box Location
Passenger Compartment Fuse Box
The dashboard fuse box is located under the driver’s side of the dashboard. Take apart the lower body of the dashboard to check the fuse.
Engine Compartment Fuse Box
The fuses under the hood are located at the left rear part in the engine compartment. To open it, remove the trim first, and press the latch.
Fuse Box Diagram
Passenger Compartment Fuse Box
| № | Amps | Protected Component or Circuit |
|---|---|---|
| 01 | 30A | Universal controller |
| 02 | 30A | Towing power supply |
| 03 | 5A | Brake light switch |
| 04 | 10A | Diagnosis port |
| 05 | 5A | Instrument cluster |
| 06 | 10A | Alcohol interlock |
| 07 | 5A | Gearshift panel |
| 08 | 20A | Infotainment system |
| 09 | 15A | External amplifier |
| 10 | 10A | ADAS |
| 11 | 7.5A | Combination switch |
| 12 | 30A | Rear body control module |
| 13 | 30A | Rear body control module |
| 14 | 10A | CCS |
| 15 | 20A | Left front window |
| 16 | 20A | Right front window |
| 17 | 20A | Left rear window |
| 18 | 20A | Right rear window |
| 19 | 5A | E-Call |
| 20 | 7.5A | Wireless charger |
| 21 | 30A | Left front power seat |
| 22 | 30A | Right front power seat |
| 23 | – | – |
| 24 | – | – |
| 25 | – | – |
| 26 | – | – |
| 27 | – | – |
| 28 | – | – |
| 29 | – | – |
| 30 | – | – |
| 31 | – | – |
Engine Compartment Fuse Box
| № | Amps | Protected Component or Circuit |
|---|---|---|
| F1 | 60A | PTC3 |
| F2 | – | – |
| F3 | – | – |
| F4 | – | – |
| F5 | – | – |
| F6 | – | – |
| F7 | – | – |
| F8 | – | – |
| F9 | 15A | HV all-in-one controller |
| F10 | 15A | Left combination headlight |
| F11 | 15A | Right combination headlight |
| F12 | 7.5A | Compressor |
| F13 | 10A | Electrically controlled cooling water pump |
| F14 | 10A | Motor controller |
| F15 | 7.5A | Integrated thermal management module |
| F16 | 60A | PTC2 |
| F17 | – | – |
| F18 | 30A | PTC1 |
| F19 | – | – |
| F20 | 7.5A | Right daytime running light |
| F21 | 30A | Front wiper |
| F22 | 30A | Rear defroster |
| F23 | 15A | Auxiliary power |
| F24 | 15A | USB |
| F25 | 10A | USB |
| F26 | – | – |
| F27 | 15A | Auxiliary power |
| F28 | 15A | USB |
| F29 | – | – |
| F30 | 60A | ESC |
| F31 | 20A | Towing power supply |
| F32 | – | – |
| F33 | 15A | HV all-in-one controller |
| F34 | 15A | Steering wheel heater |
| F35 | 5A | Rear body control module |
| F36 | 5A | Instrument cluster |
| F37 | 7.5A | ETC |
| F38 | 10A | SRS |
| F39 | 5A | ADAS |
| F40 | – | – |
| F41 | 5A | EPS |
| F42 | 5A | ESC |
| F43 | – | – |
| F44 | 60A | ESC |
| F45 | 40A | Blower |
| F46 | – | – |
| F47 | – | – |
| F48 | 10A | Rear wiper |
| F49 | 200A | Battery |
| F50 | 70A | CEPS |
| F51 | – | – |
| F52 | 60A | Electric fan |
| F53 | – | – |
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