The 2nd generation Chevrolet Volt EV was produced in 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025. During this time the model received an update. Also known as the Holden Volt. In this material you can find a description of the Chevrolet Volt fuses and relays with fuse box diagrams, photo examples of their performance and locations.
Allocation of the fuses and relays may differ from the one shown and depends on the year of manufacture, the level of equipment and the region of delivery of your car.
Engine compartment
Under the hood, the main fuse and relay box is located on the left side, next to the battery.
Photo
Type 1
Diagram
Designation
| 1 | — |
| 2 | Power window rear |
| 3 | 2022: Cargo Lamp |
| 4 | Rechargeable energy storage system 1 |
| 5 | 2022: Power Seat Driver |
| 7 | 2017-2021: Left high-beam headlamp |
| 8 | 2017-2021: Right high-beam headlamp |
| 9 | 2017-2021: Left low-beam headlamp |
| 10 | 2017-2021: Right low-beam headlamp |
| 11 | Horn |
| 12 | — |
| 13 | Front wiper motor driver |
| 15 | Front wiper motor co-driver |
| 16 | Electronic brake control module supply electronics |
| 17 | Rear wiper |
| 18 | Liftgate |
| 19 | Seat module front |
| 20 | Washer |
| 22 | Linear power module |
| 23 | Electronic brake control module supply motor |
| 24 | Seat module rear |
| 26 | Transmission range control module |
| 27 | Aeroshutter |
| 28 | Auxiliary oil pump |
| 29 | Electric brake boost motor source |
| 30 | Front power windows |
| 31 | In-panel bussed electrical center |
| 32 | Rear window defogger |
| 33 | Heated exterior rearview mirror |
| 34 | Pedestrian friendly alert function |
| 35 | — |
| 36 | — |
| 37 | Current sensor |
| 38 | 2017-2021: Rain sensor |
| 2022: Humidity Sensor | |
| 39 | — |
| 40 | Electric brake boost (ECU) |
| 41 | Power line communication module |
| 42 | Automatic (Infant) occupant sensing |
| 43 | Window switch |
| 44 | Rechargeable energy storage system |
| 45 | Vehicle integration control module |
| 46 | 2017-2021: Integrated chassis control module |
| 2022: Shifter Interface Board | |
| 47 | 2017-2020: Headlamp leveling |
| 2022: Humidity Sensor | |
| 48 | 2017-2021: Integrated chassis control module |
| 2022: Shifter Interface Board | |
| 49 | Interior rearview mirror |
| 50 | — |
| 51 | Electric brake boost |
| 52 | 2017-2020: Rear camera |
| 54 | A/C control module |
| 55 | Rechargeable energy storage system coolant pump |
| 56 | — |
| 57 | Power electronics coolant pump |
| 58 | Engine control module |
| 59 | 2017-2020: Electric steering column lock |
| 60 | HVAC electric heater |
| 61 | On-board charging module |
| 62 | Transmission range control module 1 |
| 63 | Electric cooling fan |
| 64 | Engine control module |
| 65 | Auxiliary heater pump |
| 66 | Powertrain |
| 67 | Drive unit controller |
| 70 | A/C control module |
| 71 | — |
| 72 | Transmission range control module |
| 73 | Single power inverter module |
| 74 | — |
| Relays | |
| 6 | 2017-2019: Not Used |
| 2020-2022: Pedestrian friendly alert function | |
| 14 | Liftgate |
| 21 | 2017-2021: HID lamp |
| 25 | Powertrain |
| 53 | Run/Crank |
| 68 | Rear window defogger |
| 69 | Second run/ Crank |
Type 2
Diagram
Allocation
| № | Usage |
|---|---|
| Micro Fuses | |
| F01 | External Object Calculation Module |
| F02 | Vehicle Integration Control Module |
| F03 | Air Conditioning Compressor Module |
| F04 | Transmission Range Control Module |
| F05 | Power Seat Lumbar |
| F06 | Power Line Communication Module |
| F07 | E-booster |
| F08 | External Object Calculation Module |
| F09 | External Object Calculation Module |
| F10 | Pedestrian Friendly Alert Function |
| F11 | Shifter Interface Board |
| F12 | Shifter Interface Board |
| F13 | Engine Control Module |
| F14 | Single Power Inverter |
| F15 | Voltage, Current, Temperature Module |
| F16 | Power Window Switch / Exterior Rearview Mirror |
| F17 | Interior Rearview Mirror |
| F18 | On-board Charging Module |
| F19 | Auxiliary Heater Pump Motor |
| F20 | Exterior Rearview Mirror |
| F21 | Rain Light Humidity Sensor / Humidity Sensor |
| F22 | Automatic Occupant Sensing |
| F23 | Ventilated Seat |
| F24 | – |
| F25 | HVAC Electric Heater |
| F26 | Engine Control Module |
| F27 | Drive Unit Controller |
| F28 | Rear Window Defogger |
| F29 | E-booster(ECU SRC) |
| F30 | Rechargeable Energy Storage System |
| F31 | – |
| F32 | Power Electronics Coolant Pump |
| F33 | Powertrain Relay |
| F34 | Air Conditioning Compressor Module |
| F35 | Rechargeable Energy Storage System Coolant Pump |
| F36 | – |
| F37 | Headlamp Leveling |
| F38 | Auxiliary oil Pump |
| F39 | Aeroshutter |
| F40 | Transmission Range Control Module |
| F41 | Rear Wiper |
| F42 | – |
| F43 | – |
| F44 | Liftgate |
| F45 | Horn / Dual Horn |
| F46 | – |
| F47 | Long Range Radar Sensor |
| F48 | – |
| F49 | Rechargeable Energy Storage System 1 |
| F50 | Washer |
| M-case Fuses | |
| SB01 | Rear Heated Seat |
| SB03 | In-panel Bussed Electrical Center Inline |
| SB06 | Power Window Front |
| SB09 | Power Seat Driver |
| SB11 | In-panel Bussed Electrical Center Power Feed |
| SB12 | Front Wiper |
| SB14 | Front Heated Seat |
| SB15 | Power Window Rear |
| SB16 | – |
| J-case Fuses | |
| SB02 | Transmission Range Control Module 1 |
| SB04 | E-booster (Motor SRC) |
| SB05 | Electric Cooling Fan |
| SB07 | Electronic Brake Control Module |
| SB08 | – |
| SB10 | Electronic Brake Control Module Power 2 |
| SB13 | Linear Power Module |
| Relays | |
| RLY01 | Rear Window Defogger |
| RLY02 | Second Run/Crank |
| RLY03 | Run/Crank |
| RLY04 | Powertrain |
| RLY05 | Liftgate |
| RLY06 | – |
| RLY07 | Rear Pedestrian Friendly Alert Function |
Passenger compartment
In the passenger compartment, the fuse and relay box is located at the bottom of the instrument panel, on the driver’s side and is closed with a protective cover.
Photo example
Diagram
Assignment
| F01 | Video processing module |
| F02 | Indicator light solar sensor / Telematics Control Platform (OnStar) |
| F03 | Side blind zone alert |
| F04 | Passive entry, passive start |
| F05 | CGM (Central gateway module) |
| F06 | Body control module 4 |
| F07 | Body control module 3 |
| F08 | Body control module 2 |
| F09 | Body control module 1 |
| F10 | Trailer interface module 1 |
| Police SSV / Sunroof | |
| F11 | Amplifier |
| F12 | Body control module 8 |
| F13 | Data link connector 1 |
| F14 | Automatic parking assist |
| F15 | 2017: Data link connector 2 |
| 2018-2021: Not Used | |
| 2022: Headlamp LH | |
| F16 | Single power inverter module 1 |
| F17 | Body control module 6 |
| F18 | Body control module 5 |
| F19 | External Object Calculation Module 2A |
| F20 | Advanced Driver Assist Map Module |
| F21 | Driver Monitoring System |
| F22 | — |
| F23 | USB |
| F24 | Wireless charging module |
| F25 | Reflected LED alert display |
| F26 | Heated steering wheel |
| F27 | 2017-2018: Not Used |
| 2019-2022: CGM 2 (Central gateway module) | |
| F28 | Instrument cluster 2 |
| F29 | 2017-2021: Trailer interface module 2 |
| F30 | 2017-2020: Headlamp leveling device |
| F31 | 2017-2021: OnStar |
| 2022: Telemetics Control Platform (OnStar) | |
| F32 | 2017-2018: Not Used |
| 2019-2021: Virtual keypass sensor | |
| F33 | Heating, ventilation, and air conditioning module |
| F34 | 2017-2018: Not Used |
| 2019-2021: Virtual keypass module | |
| 2022: Heating, Ventilation and Air Conditioning Display/ Integrated Center Stack | |
| F35 | Instrument cluster 1 |
| F36 | 2017-2021: Radio |
| 2022: Center Stack Module | |
| F37 | — |
| F38 | — |
| F39 | — |
| F40 | Indicator Light Solar Sensor |
| F41 | — |
| F42 | — |
| F43 | Body control module 7 |
| F44 | Sensing and diagnostic module |
| F45 | Front camera module |
| F46 | Vehicle integration control module |
| F47 | Single power inverter module 2 |
| F48 | 2017-2020: Electric steering column lock |
| 2022: Headlamp RH | |
| F49 | Auxiliary jack |
| F50 | Steering wheel controls |
| F51 | 2017-2021: Steering wheel controls backlighting |
| F52 | 2017-2020: Smartphone remote function module |
| F53 | Auxiliary power outlet |
| F54 | — |
| F55 | Logistic |
| F56 | 2022: Police SSV |
| Relays | |
| F57 | 2022: Police SSV |
| F58 | Logistics relay |
| F59 | — |
| F60 | Accessory/ Retained accessory power relay |
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