2026-06-03
2017-2026 BAIC New Energy Workshop Service Repair Manuals Wiring Diagram
Source: MMX Workshop Manual DatabaseAll-in-one platform packed with massive auto repair resources, offering instant online access to over 20,000 sets of professional vehicle repair data. Input the VIN to instantly pull matched OEM repair documents. Powered by AI intelligent search, simply describe your repair needs verbally to pinpoint required technical content and save massive lookup time.
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Contents get updated continuously, including repair manuals, full-vehicle wiring schematics, fault troubleshooting guides and disassembly & assembly specifications. An all-in-one essential toolkit for repair shop owners, auto apprentices and professional technicians to cut down document searching and boost workshop efficiency greatly.
Covered BAIC New Energy Models
I. EC Series (Mini Urban EVs)
EC180 / EC200 / EC220
- 2018 BAIC EC180 Repair Manual
- 2018 BAIC EC200 Repair Manual
- 2018 BAIC EC220 Repair Manual (High-Voltage Version & Low-Voltage Version)
EC3
- 2018/2019/2020 BAIC EC3 Repair Manual + Wiring Diagrams
EC5
- 2019 BAIC EC5 Repair Manual + Wiring Diagrams
II. 407EV
- 2018 BAIC New Energy 407EV Repair Manual
III. EH300
- 2017 BAIC EH300 Repair Manual + Wiring Diagrams
IV. EU Series (Compact Family & Commercial Operation EVs)
EU300
- 2019 BAIC EU300 Repair Manual (Driving Training Version & Taxi Version)
EU5
- 2023 EU5 Repair Manual: Battery Swap Version, Quick-Swap Online-Hailing Version
- 2022 EU5 Repair Manual: Standard Online-Hailing Version, Battery Swap Version
2020 EU5 Repair Manual: Extended-Warranty Online-Hailing Version, Regular Online-Hailing Version



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Covered Technical Specifications for NEV Repair & Wiring
New Energy Electric Vehicles
High-voltage battery pack, battery module, BMS (Battery Management System), drive motor, MCU (Motor Control Unit), VCU (Vehicle Control Unit), high-voltage distribution box, high-voltage wiring harness, OBC (On-Board Charger), DC-DC converter, PTC heater, electric AC compressor, fast-charging port, slow-charging port, charging gun, thermal management pipeline, cooling water pump, electronic cooling fan, heat pump air conditioner, insulation monitoring module, high-voltage interlock device, electronic vacuum pump, electronic booster brake, energy recovery system, electronically controlled suspension, EPS electric power steering, low-voltage auxiliary battery, vehicle gateway, high-voltage fuse, battery cooling plate, battery thermal insulation mat, motor reducer, electronic control cooling pipeline, temperature control sensor, battery service cover plate, motor end cover, ECU connector, three-electric disassembly & assembly workflow, high-voltage power-on & power-off procedures, battery decomposition maintenance, motor overhaul process, three-electric fault codes, high-voltage harness pinout definition, NEV fuse box schematic, NEV relay layout diagram, high-voltage wiring routing, battery balancing calibration, ECU matching reference points, vehicle insulation inspection standard, NEV body sheet metal dimension data.