Mazda CX-70 (2025 & 2026) Fuse Box Location & Diagrams
The Mazda CX-70 (2025 & 2026) features multiple fuse boxes that protect essential electrical systems and components. Knowing their locations and fuse assignments makes troubleshooting electrical issues easier. This article provides clear fuse box locations and diagrams for both model years, helping you identify the correct fuse quickly.
Fuse Box Location
Passenger Compartment Fuse Box
The interior fuse panel is located inside the cabin on the lower driver-side kick panel, near the dead pedal and brake pedal assembly.
Engine Compartment Fuse Box
The primary fuse and relay box is located under the hood on the driver’s side.
Fuse Box Diagrams
Passenger Compartment Fuse Box
| Type | No. | Description |
| Fuse MINI 15A | F3 | ACCESSORY SOCKET |
| Fuse MINI 7.5A | F4 | ACCESSORY SOCKET |
| Fuse MINI 15A | F5 | ACCESSORY SOCKET |
| Fuse MINI 10A | F10 | VARIOUS CIRCUITS |
| Fuse MINI 10A | F11 | PARKING ASSIST SYSTEM/ 360 VIEW MONITOR SYSTEM |
| Fuse MINI 10A | F12 | VARIOUS CIRCUITS |
| Fuse MINI 10A | F13 | VARIOUS CIRCUITS |
| Fuse MINI 7.5A | F14 | AIR BAG SYSTEM |
| Fuse MINI 10A | F15 | VARIOUS CIRCUITS |
| Fuse MINI 10A | F16 | AUDIO SYSTEM |
| Fuse MINI 25A | F17 | AUDIO SYSTEM |
| Fuse MINI 20A | F21 | FRONT SEAT WARMER |
| Fuse MINI 25A | F22 | POWER LIFTGATE (PLG) SYSTEM |
| Fuse MINI 30A | F23 | POWER WINDOW SYSTEM, BODY CONTROL SYSTEM |
| Fuse MINI 30A | F24 | POWER WINDOW SYSTEM, BODY CONTROL SYSTEM |
| Fuse FMM/MCase 30A | F25 | FRONT SEAT WARMER, PASSENGER-SIDE POWER SEAT |
| Fuse MINI 15A | F26 | DOOR LOCK SYSTEM, BODY CONTROL SYSTEM |
| Fuse MINI 15A | F27 | DOOR LOCK SYSTEM, BODY CONTROL SYSTEM |
| Fuse MINI 15A | F28 | ELECTRIC TILT/TELESCOPING MECHANISM |
| Fuse MINI 20A | F29 | SECOND-ROW SEAT WARMER, REAR ONE-TOUCH WALK-IN SEAT |
| Fuse FMM/MCase 30A | F31 | DRIVER-SIDE POWER SEAT |
Engine Compartment Fuse Box
Left Hand Drive
| Type | No. | Description |
| Fuse FLM 60A | 1 | ELECTRIC PARKING BRAKE DYNAMIC STABILITY CONTROL |
| Fuse FMM/MCase 30A | 2 | CONTROL SYSTEM (PYUL) |
| Fuse FMM/MCase 30A | 3 | CONTROL SYSTEM (PYUL) |
| Fuse FMM/MCase 40A | 4 | CONTROL SYSTEM (PYUL) |
| Fuse FMM/MCase 30A | 5 | STARTING SYSTEM (PYUL) |
| Fuse FMM/MCase 40A | 6 | AUTOMATIC TRANSMISSION CONTROL SYSTEM |
| Fuse FMM/MCase 30A | 7 | REAR WINDOW DEFOGGER |
| Fuse FMM/MCase 30A | 8 | VARIOUS CIRCUITS |
| Fuse FMM/MCase 50A | 9 | VARIOUS CIRCUITS |
| Fuse MINI 15A | 10 | CONTROL SYSTEM (PYUL) |
| Fuse MINI 10A | 15 | VARIOUS CIRCUITS |
| Fuse MINI 15A | 17 | CONTROL SYSTEM (PYUL) |
| Fuse MINI 15A | 18 | CONTROL SYSTEM (PYUL) |
| Fuse MINI 15A | 20 | CONTROL SYSTEM (PHEV) |
| Fuse MINI 15A | 21 | VARIOUS CIRCUITS |
| Fuse MINI 15A | 22 | VARIOUS CIRCUITS |
| Fuse MINI 10A | 23 | CONTROL SYSTEM |
| Fuse MINI 15A | 24 | SUNROOF |
| Fuse MINI 15A | 25 | SUNROOF |
| Fuse MINI 25A | 26 | VARIOUS CIRCUITS |
| Fuse MINI 10A | 27 | VARIOUS CIRCUITS |
| Fuse MINI 25A | 28 | CONTROL SYSTEM (PHEV) |
| Fuse MINI 10A | 29 | HEATER AND AIR CONDITIONER SYSTEM |
| Fuse MINI 20A | 30 | AUTOMATIC TRANSMISSION CONTROL SYSTEM |
| Fuse MINI 25A | 31 | VARIOUS CIRCUITS |
| Fuse MINI 30A | 35 | ELECTRIC PARKING BRAKE DYNAMIC STABILITY CONTROL |
| Fuse MINI 15A | 36 | WIPER AND WASHER SYSTEM BODY CONTROL SYSTEM |
| Fuse MINI 10A | 37 | VARIOUS CIRCUITS |
| Fuse MINI 10A | 38 | VARIOUS CIRCUITS |
| Fuse MINI 25A | 39 | WEPER AND WASHER SYSTEM |
| Fuse MINI 10A | 40 | ACCESSORY SOCKET |
| Fuse MINI 10A | 42 | CONTROL SYSTEM (PHEV) |
| Relay | R1 | ELECTRIC VARIABLE VALVE TIMING RELAY |
| Relay | R2 | SUPPLY RELAY |
| Relay | R3 | MAIN RELAY |
| Relay | R4 | ELECTRIC WATER PUMP RELAY |
| Relay | R5 | STARTER RELAY |
| Relay | R6 | SUB RELAY |
| Relay | R7 | MAIN RELAY No. 1 |
| Relay | R8 | QBC CONTACTOR (-) DRIVE RELAY |
| Relay | R9 | A/C RELAY |
| Relay | R10 | REAR WINDOW DEFOGGER RELAY |
| Relay | R11 | CHARGER RELAY |
| Relay | R12 | CBC CONTACTOR (+) DRIVE RELAY |
| Relay | R14 | ELECTRIC AT OIL PUMP RELAY |
Right Hand Drive
| Type | No. | Description |
| Fuse MINI 15A | F4 | ACCESSORY SOCKET |
| Fuse MINI 15A | F5 | VARIOUS CIRCUITS |
| Fuse MINI 10A | F6 | CONTROL SYSTEM |
| Fuse MINI 10A | F8 | VARIOUS CIRCUITS |
| Fuse MINI 10A | F9 | VARIOUS CIRCUITS |
| Fuse MINI 7.5A | F10 | VARIOUS CIRCUITS |
| Fuse MINI 15A | F13 | HORN |
| Fuse MINI 10A | F14 | VARIOUS CIRCUITS |
| Fuse MINI 15A | F15 | ACCESSORY SOCKET |
| Fuse MINI 25A | F18 | ACCESSORY SOCKET |
| Fuse MINI 25A | F19 | ACCESSORY SOCKET |
| Fuse MINI 25A | F20 | VARIOUS CIRCUITS |
| Fuse MINI 7.5A | F21 | VARIOUS CIRCUITS |
| Fuse MINI 10A | F22 | VARIOUS CIRCUITS |
| Fuse MINI 10A | F23 | VARIOUS CIRCUITS |
| Fuse MINI 10A | F24 | ELECTRIC DRIVING SYSTEM |
| Fuse MINI 20A | F26 | FUEL SYSTEM (PYUL) |
| Fuse MINI 30A | F28 | ELECTRIC DRIVING SYSTEM |
| Fuse MINI 30A | F30 | REAR ONE-TOUCH WALK-IN SEAT |
| Fuse MINI 20A | F32 | HEATER AND AIR CONDITIONER SYSTEM |
| Fuse MINI 40A | F33 | HEATER AND AIR CONDITIONER SYSTEM |
| Fuse MINI 20A | F38 | WINDSHIELD WIPER DE-ICER SYSTEM |
| Fuse MINI – | F40 | – |
| Relay | R1 | WINDSHIELD WIPER DE-ICER RELAY |
| Relay | R2 | . |
| Relay | R3 | FUEL PUMP RELAY |
| Relay | R4 | REAR BLOWER RELAY |
| Relay | R5 | HORN RELAY |
| Relay | R6 | – |
| Relay | R7 | MAIN RELAY No.2 |
| Relay | R10 | DCAC RELAY |
| Relay | R11 | INVERTER RELAY |
| Relay | R12 | ACC RELAY |
| Relay | R13 | BLOWER RELAY |
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