GAC GA4 (2018 – 2023) Fuse Box Diagrams & Location
Need to locate the fuse box in your GAC GA4 (2018–2021)? This guide provides the fuse box locations, detailed fuse diagrams, and relay assignments to help you identify fuses and troubleshoot electrical problems quickly.
Fuse Box Location
Passenger Compartment Fuse Box
Withdraw and remove the storage shelf for lower panel in the cab, and then you will see the fuse on the instrument panel fuse box.
Engine Compartment Fuse Box
Press the fixing clip in 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 pin |
| IF2 | 20A | Body control module (light power supply) |
| IF3 | 7.5A | Gateway control unit |
| IF4 | 10A | Body control module (turn signal power supply) |
| IF5 | 15A | AUDIO Control Unit |
| IF6 | 15A | Sunroof Control Unit |
| IF7 | 7.5A | Trunk light / front left courtesy light / front right courtesy light / rear-view mirror folding relay / rear-view mirror unfolding relay |
| IF8 | 15A | Body Control Module |
| IF9 | – | – |
| IF10 | – | – |
| IF11 | – | – |
| IF12 | 20A | Body control module (front left window regulator power, rear left window regulator power) |
| IF13 | 20A | Body control module (front right window regulator power, rear right window regulator power) |
| IF14 | 30A | IG1 relay / ACC relay / lgnition switch |
| IF15 | 20A | Front left seat connector (seat adjustment power) |
| IF16 | 7.5A | OBD Diagnostic Interface |
| IF17 | – | – |
| IF18 | 10A | Instrument cluster / T-BOX control unit / panorama parking control unit |
| IF19 | 15A | Body control module (wiper cleaning power) |
| IF20 | 20A | Front left seat connector (seat heating power) |
| IF21 | – | – |
| IF22 | 20A | Body control module (door lock power supply) |
| IF23 | – | – |
| IF24 | 20A | Cigarette Lighter |
| IF25 | 7.5A | Body control module / PEPS control unit |
| IF26 | 10A | AUDIO control unit / rear-view mirror adjustment switch |
| IF27 | 7.5A | Smartphone wireless charging module / USB charging port |
| IF28 | – | – |
| IF29 | 7.5A | Blower relay / electronic anti-glare rear-view mirror / PEPS control unit / defogging relay |
| IF30 | 7.5A | Gateway control unit / body control module / PEPS control unit |
| IF31 | 10A | Sunroof control unit / rain and light sensor / front central console panel / T-BOX control unit / instrument cluster / A/C control unit / front left seat connector / left dashboard switch group |
| IF32 | 7.5A | Steering angular speed sensor / EPB control unit / TPMS control unit / EPS control unit / ABS/ESP control unit |
| IF33 | 7.5A | Front left combination light (adjustment motor) / front right combination light (adjustment motor) / reversing radar control unit / panorama parking control unit / headlight height adjustment switch / anion generator / A/C control panel |
| IF34 | 10A | Supplemental Restraint System Control Unit |
| IF35 | 7.5A | Shift lever / 4AT control unit / 6AT control unit / brake switch / engine control unit |
| IF36 | 7.5A | High brake light / TPMS control unit / EPB switch |
| IF37 | 7.5A | PEPS control unit / ESCL |
| IF38 | 7.5A | Ignition switch / PEPS control unit / PEPS immobilizer coil |
| IF39 | 10A | Front central console panel / A/C control unit / A/C control panel |
| IF40 | 7.5A | Body control module / starter relay 1 / starter relay 2 / engine control unit |
| IF41 | – | – |
| IF42 | – | – |
| IF43 | 7.5A | Left rear-view mirror heater / right rear-view mirror heater |
| IF44 | 30A | Rear Defogging Heater |
| IR1 | – | IG2 Relay |
| IR2 | – | ACC Relay |
| IR3 | – | IG1 relay |
| IR4 | – | – |
| IR5 | – | Defogging relay |
| IR6 | – | Exterior rear-view folding relay |
| IR7 | – | Exterior 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 | High-speed fan relay / low-speed fan relay |
| EF5 | 50A | High-speed fan relay |
| EF6 | 40A | ABS/ESP control unit |
| EF7 | – | – |
| EF8 | 30A | Blower Relay |
| EF9 | – | – |
| EF10 | 50A | Instrument Panel Fuse Box |
| EF11 | – | – |
| EF12 | 30A | Starter relay 1 / Starter relay 2 / IG2 relay / Ignition switch |
| EF13 | 20A | Wiper relay/wiper speed regulation relay |
| EF14 | – | – |
| EF15 | 25A | ABS/ESP control unit |
| EF16 | 15A | High Beam Relay |
| EF17 | 7.5A | A/C compressor relay |
| EF18 | – | – |
| EF19 | – | – |
| EF20 | 15A | Fuel Pump Relay |
| EF21 | 30A | Electronic Parking Brake Control Unit |
| EF22 | 7.5A | Engine control unit/brake switch |
| EF23 | 15A | Speaker Relay |
| EF24 | 30A | Electronic Parking Brake Control Unit |
| EF25 | – | – |
| EF26 | – | – |
| EF27 | 15A | 4AT control unit / 6AT control unit |
| EF28 | SHORT PIN | Short pin |
| EF29 | SHORT PIN | Short pin |
| EF30 | 10A | Fuel injector and fuel pump relay |
| EF31 | 15A | Ignition Coil |
| EF32 | 10A | Engine Control Unit |
| EF33 | 7.5A | Low-speed fan relay / high-speed fan relay / starter relay 2 / A/C compressor relay / front oxygen sensor / rear oxygen sensor |
| EF34 | 10A | Front left combination light (low beam) |
| EF35 | 10A | Front right combination light (low beam) |
| EF36 | 7.5A | Engine Control Unit |
| EF37 | 10A | Clutch position sensor (MT model) / variable camshaft timing (intake end) / carbon canister solenoid valve / turbocharger wastegate (1,3T model) / discharge valve (1.3T model) / variable camshaft timing (exhaust end) |
| ER1 | – | Wiper Relay |
| ER2 | – | Wiper speed regulation relay |
| ER3 | – | Fuel Pump Relay |
| ER4 | – | – |
| ER5 | – | – |
| ER6 | – | Speaker Relay |
| ER7 | – | Low Beam Relay |
| ER8 | – | A/C compressor relay |
| ER9 | – | High Beam Relay |
| ER10 | – | Starter Relay 1 |
| ER11 | – | Main Relay |
| ER12 | – | High-speed fan relay |
| ER13 | – | Blower Relay |
| ER14 | – | Starter Relay 2 |
| ER15 | – | – |
| ER16 | – | Low-speed fan relay |
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