GAC GS3 (2020 – 2022) Fuse Box Location & Diagrams
Find the GAC GS3 (2020 – 2022) fuse box location and diagrams to identify fuse layouts, ratings, and functions easily. This article provides detailed information about the fuse panels, their positions, and fuse assignments to help owners troubleshoot electrical issues and replace blown fuses correctly.
Fuse Box Location
Passenger Compartment Fuse Box
Open and withdraw the storage box on lower guard plate of the driving cab in the direction of the arrow.

Engine Compartment Fuse Box
Press the fixing clip in the direction of the arrow and release the fuse box cover. Remove the fuse box cover upward.

Fuse Box Diagrams
Passenger Compartment Fuse Box

| № | Amps | Function / Component |
|---|---|---|
| IF1 | SHORT PIN | Short-circuit link |
| IF2 | 20A | Body control module |
| IF3 | 7.5A | Gateway control unit |
| IF4 | 10A | Body control module |
| IF5 | 15A | AUDIO control unit |
| IF6 | 15A | Sunroof control unit |
| IF7 | 7.5A | Trunk light / front right courtesy light / front left courtesy light / rear-view mirror folding relay / rearview mirror unfolding relay |
| IF8 | 15A | Body control module |
| IF9 | – | – |
| IF10 | – | – |
| IF11 | – | – |
| IF12 | 20A | Body control module |
| IF13 | 20A | Body control module |
| IF14 | 30A | Ignition switch / IG1 relay / ACC relay |
| IF15 | 20A | Driver side seat control unit |
| IF16 | 7.5A | OBD diagnostic interface |
| IF17 | – | – |
| IF18 | 10A | Instrument cluster / front central console panel / T-BOX control unit |
| IF19 | 15A | Body control module |
| IF20 | 20A | Driver side seat control unit |
| IF21 | – | – |
| IF22 | 20A | Body control module |
| IF23 | – | – |
| IF24 | 20A | Cigarette lighter / 12 V power outlet |
| IF25 | 7.5A | Body control module / PEPS control unit |
| IF26 | 10A | Smart display / rear-view mirror adjustment switch / AUDIO control unit |
| IF27 | – | – |
| IF28 | 7.5A | HVAC assembly |
| IF29 | 7.5A | Blower relay / interior rearview mirror / PEPS control unit / defroster relay |
| IF30 | 7.5A | Gateway control unit / body control module / PEPS control unit |
| IF31 | 10A | Sunroof control unit / rain and light sensor / T-BOX control unit / instrument cluster / A/C control unit / driver side seat control unit / left dashboard switch group |
| IF32 | 7.5A | Steering angular speed sensor / EPB control unit / EPS control unit / ABS/ESP control unit |
| IF33 | 7.5A | Front left combination light / front right combination light / reversing radar control unit / headlight height adjustment switch / A/C console panel / front central console panel |
| IF34 | 10A | SRS control unit |
| IF35 | 7.5A | Brake switch/engine control unit / AT control unit/shift lever |
| IF36 | 7.5A | EPB switch / high brake light |
| IF37 | 7.5A | PEPS control unit |
| IF38 | 7.5A | PEPS control unit/start switch |
| IF39 | 10A | A/C control unit / A/C console panel/smart display |
| IF40 | 7.5A | Starter relay 1 / body control module / starter relay 2 |
| IF41 | – | – |
| IF42 | – | – |
| IF43 | 7.5A | Left rear-view mirror / right rear-view mirror |
| IF44 | 30A | Defogger |
| IR1 | – | IG2 relay |
| IR2 | – | ACC relay |
| IR3 | – | IG1 relay |
| IR4 | – | – |
| IR5 | – | Defroster relay |
| IR6 | – | Rear-view mirror folding relay |
| IR7 | – | Rear-view mirror unfolding relay |
Engine Compartment Fuse Box

| № | Amps | Function / Component |
|---|---|---|
| EF1 | 125A | Main fuse |
| EF2 | 80A | EPS control unit |
| EF3 | 50A | Instrument panel fuse box |
| EF4 | 40A | Low-speed fan relay |
| EF5 | 40A | High-speed fan relay 1 |
| EF6 | 40A | ABS/ESP control unit |
| EF7 | – | – |
| EF8 | 30A | Blower/blower relay |
| EF9 | – | – |
| EF10 | 50A | Instrument panel fuse box |
| EF11 | – | – |
| EF12 | 30A | IG2 relay / ignition switch / starter relay 1 / starter relay 2 |
| EF13 | 20A | Wiper relay / wiper speed regulation relay |
| EF14 | – | – |
| EF15 | 25A | ABS/ESP control unit |
| EF16 | 15A | High beam / high beam relay |
| EF17 | 7.5A | A/C compressor relay |
| EF18 | – | – |
| EF19 | – | – |
| EF20 | 15A | Fuel pump relay |
| EF21 | 30A | EPB control unit |
| EF22 | 7.5A | Engine control unit/brake switch |
| EF23 | 15A | Horn relay |
| EF24 | 30A | EPB control unit |
| EF25 | – | – |
| EF26 | 7.5A | Battery sensor |
| EF27 | 15A | AT control unit |
| EF28 | Short- circuit link | Low beam relay |
| EF29 | Short- circuit link | Main relay |
| EF30 | 10A | Fuel injector 1 / fuel injector 2 / fuel injector 3 / fuel injector 4 / fuel pump relay |
| EF31 | 15A | Ignition coil 1 / ignition coil 2 / ignition coil 3 / ignition coil 4 |
| EF32 | 10A | Engine control unit / clutch sensor / clutch position sensor |
| EF33 | 7.5A | Low-speed fan relay / starter relay 2 / high-speed fan relay 2 / high-speed fan relay 1 / starter relay 1 |
| EF34 | 10A | Front left low beam |
| EF35 | 10A | Front right low beam |
| EF36 | 7.5A | Engine control unit |
| EF37 | 10A | Rear oxygen sensor / variable camshaft timing (exhaust end) / variable camshaft timing (intake end) / canister solenoid valve / front oxygen sensor / throttle valve / eduction valve |
| ER01 | – | Wiper relay |
| ER02 | – | Wiper speed regulation relay |
| ER03 | – | Fuel pump relay |
| ER04 | – | High-speed fan relay 1 |
| ER05 | – | – |
| ER06 | – | Horn relay |
| ER07 | – | Low beam relay |
| ER08 | – | Compressor relay |
| ER09 | – | High beam relay |
| ER10 | – | Starter relay 1 |
| ER11 | – | Main relay |
| ER12 | – | – |
| ER13 | – | Blower relay |
| ER14 | – | Starter relay 2 |
| ER15 | – | High-speed fan relay 2 |
| ER16 | – | Low-speed fan relay |
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