What is available for the BYD Dolphin
| Edition | Steering | Manuals | Updated |
|---|---|---|---|
| BYD Dolphin RHD | Right-hand drive (RHD) | Workshop Service Manual Wiring Diagrams Diagnostic Service Manual | September 2026 |
| BYD Dolphin LHD | Left-hand drive (LHD) | Wiring Diagrams | September 2026 |
Last updated: September 2026
What's inside the BYD Dolphin manuals
Workshop Service Manual
1,015 procedures · 7 chapters
- Overview30Introduction · General repair information · Vehicle information
- Maintenance67Maintenance information
- Power83High-voltage system · Thermal management · Acceleration system · Power accessories
- Chassis164Suspension system · Drive system · Brake system · Steering system
- Vehicle body171Fender · Bumper beam · Trailer hitch · Windshield · Wiping and washing · Door · Roof
- Interior & exterior trims255Bumper · Instrument panel system · Rearview mirror · Seat · Door trims · Other trims
- Electrical245Supplemental restraint system · Entry and immobilizer system · AC/DC charging port · Low-voltage power supply and distribution · Instrument and warning system · Driver assistance · Interior safety system · Comfort and convenience system · IVI · Interior light system · Exterior light system · A/C · Switch, wiring harness and panel
Wiring Diagrams
438 diagrams · 6 chapters
- Overview6Description of Diagram · Abbreviations · Common Electrical Symbols · Common Disconnection Method of Connectors · Common Clamping Structure of Connectors · Circuit Detection
- Distribution and Description of Fuse Box3Front Compartment Fuse Box · Instrument Panel Fuse Box
- Power Supply2Circuit Diagram of Front Compartment Power Supply · Circuit Diagram of Instrument Power Supply
- Circuit Diagram of GND Points4Circuit Diagram of Front Compartment Wiring Harness GND Points · Circuit Diagram of Floor Wiring Harness GND Points · Circuit Diagram of Instrument Panel Wiring Harness GND Points · Circuit Diagram of Roof and Door Wiring Harness GND Points
- Layout of Wiring Harnesses373Front Bumper Wiring Harness · Front Compartment Wiring Harness · Instrument Panel Wiring Harness · Floor wiring harness · Roof Wiring Harness · Front Left Door Wiring Harness · Front Right Door Wiring Harness · Rear Left Door Wiring Harness · Rear Right Door Wiring Harness · Trunk Lid Wiring Harness · Definition of Trunk Lid Wiring Harness Terminal · Definition of Floor Wiring Harness Terminal · Definition of Roof Wiring Harness Terminal · Definition of Front Bumper Wiring Harness Terminal · Definition of Front Compartment Wiring Harness Terminal · Definition of Instrument Panel Wiring Harness Terminal · Definition of Rear Right Door Wiring Harness Terminal · Definition of Front Right Door Wiring Harness Terminal · Definition of Rear Left Door Wiring Harness Terminal · Definition of Front Left Door Wiring Harness Terminal · GND Points · Connector · YaK20 · YbK19 · YbK24 · YbK27(A) · YbK27(B) · YbK30 · YbK36 · K01_1 · K01(B) · K01(A)_1 · K02(B) · K02(D) · K02(F) · K02_1 · K03(A) · K03(B) · K04(A) · K04(B) · K04(C) · K04(D) · K04(E) · K04(F) · K05(A) · K05(B) · K06(A) · K06(B) · K08(A) · K08(B) · K11_1 · K11_2 · K11_3 · K15(A) · K15(B) · K15(C) · K16_1 · K17 · K18 · K21(A) · K21(B) · K22 · K22(B) · K25 · K26 · K31 · K33 · K50 · K57(A) · K57(B) · K67(B) · K68(A) · K68(B) · K74_1 · K96(A) · K96(B) · K105(B) · K105(F) · K106 · K113_1 · KB46_C · KB46_D · KG07(H) · KG07(L) · KG07(M) · KG10 · KG41 · KG64(F) · KG64(G) · KG64(J) · KG64(M) · KG64(A)_4 · KG74_2 · KG82 · KG87(A) · KG87(B) · KR01 · KR02 · KR03 · KR04 · KR06 · KR07 · KT08 · KU08 · C01 · P01 · P01(B) · P01_1 · P02 · P03(A) · P03(B) · P04(A) · P04(B) · P05 · P10(A) · P10(B) · P11_1 · P13 · P15 · P17 · P18(A) · P18(B) · P22(A) · PG64(D) · PG117(B) · DB11(A) · DB11(A)_1 · DB11(B) · DB11(B)_1 · DB11(C) · DB11(D) · DB40 · DB60(A) · DB60(B) · DB60(C) · B01(A) · B01(B) · B1C · B1D · B02(A) · B02(B) · B03_1 · B04 · B05 · B05_1 · B06 · B07 · B07(A) · B08 · B13 · B14 · B16 · B17 · B22 · B22_1 · B22_2 · B23 · B23_1 · B23_2 · B43 · B44_2 · B44_3 · B44_5 · B53 · B53_1 · B53_2 · B55(A) · B56 · B57 · B58 · B67_1 · B69 · B77_1 · B78(A) · B78(B) · B78(C) · B103 · BA17 · BaB12 · BG22 · BG23 · BG24 · BG28 · BG44 · BG64(B) · BG64(C) · BG64(E) · BG64(A)_2 · BK40 · BK45(A) · BK45(B) · BK51 · Fc01 · Fc02 · G01_1 · G02 · G03(B) · G03_1 · G05 · G07(A) · G07(B) · G07(C) · G07(E) · G07(H) · G07(M) · G07(N) · G07(O) · G07(T) · G07(Y) · G07(Z) · G11 · G12 · G13 · G16 · G18 · G22(A) · G22(B) · G22(C) · G26 · G32 · G39 · G41_1 · G41_4 · G41_5 · G41_5(A) · G43 · G48 · G63 · G64(H) · G64(K) · G64(L) · G82 · G87 · G87(A) · G87(B) · G87_2 · G87_1(A) · G87_1(B) · G87_1(C) · G91 · G99 · G100 · G113(A) · G113(B) · G114 · G116 · G117(A) · G117(C) · G117(D) · GaG04 · GaG75 · GB76 · GK28 · GK32 · GK67(A) · GP15 · W01_1 · W01_2 · W02(A) · W04 · W05 · U01_1 · U01_2 · U02(A) · U02(B) · U03 · U04 · U05 · U06_1 · U08 · U09 · U21 · T08 · T21 · V01_1 · V01_2 · V02(A) · V04 · V05 · T01_1 · T01_2 · T02(A) · T02(B) · T03 · T04 · T05 · T06_1 · T09 · TG64(I) · Eb01 · Eb02 · Eb03 · Eb04 · Eb05 · Eb06 · Eb07 · Eb08 · Eg02 · Eg03 · Eg04 · Eg05 · Ek01 · Ek03 · Ek04 · Ek05 · Ek06 · Ek07 · Ek08 · Ep01 · Et01 · Eu01 · Ey01 · Fb01 · Fb02 · Fr01 · Fr02 · Ek02 · Ea01 · Ea02 · Fp01 · Fp02 · BJD01 · DJB01 · BJK01 · KJB01 · BJK01_1 · KJB01_1 · DJB01(CAM) · BJD01(CAM) · GJB01 · BJG01 · GJB01_1 · BJG01_1 · GJB05 · BJG05 · GJK01 · KJG01 · GJK02 · KJG02 · GJP02 · PJG02 · GJP02_1 · PJG02_1 · KJC01 · CJK01 · KJG03 · GJK03 · KJG04 · GJK04 · KJV01 · VJK01 · PJG01 · GJP01 · TJG01 · GJT01 · GJT02 · TJG02 · UJG01 · GJU01 · UJG01_1 · GJU01_1 · UJG02 · GJU02 · WJK01 · KJW01 · YaJK01 · KJYa01 · YaJYb01 · YbJYa01 · GJGa01 · GaJG01 · TJG01_2 · GJT01_2
- System Circuit Diagram50High-voltage Drive System · Gearshift Control · Steering System · Brake System · Driver Assistance · Authorization and Immobilizer · Door Lock · Window Regulator System · Panoramic Sunroof · Interior Lights · Exterior Lights · Instrument and Warning System · Infotainment System · A/C System · Supplemental Restraint System · Wiping and Washing · Low-voltage Power Supply and Distribution · Side Mirror · Driver's Seat · Front passenger's seat · Network and Communication
Diagnostic Service Manual
1,409 diagnostic topics · 6 chapters
- Overview11General Repair Information
- Power221High-voltage System
- Chassis370Suspension System · Drive System · Brake System · Steering System
- Vehicle Body28Wiping and Washing · Roof
- Interior & Exterior Trims24Defroster System · Rearview Mirror
- Electrical755Supplemental Restraint System · Entry and Immobilizer System · Charging Port Cap Control · Low-voltage Power Supply and Distribution · Instrument and Warning System · Driver Assistance · Comfort and Convenience System · IVI · Interior Light System · Exterior Light System · A/C · Switch and Wiring Harness · Supplemental DTCs
BYD Dolphin workshop service manual
Step-by-step repair instructions with pictures, specifications and tightening torques.
- Remove and install parts in the right order
- Look up torque values, fluids and capacities
- Follow safety steps, e.g. high-voltage power-off
High-voltage safety steps for BYD EVs.
BYD Dolphin wiring diagrams
Drawings that show how every wire, connector, fuse, relay and control module in the car is connected.
- Trace a wire from one part to another
- Find which fuse or relay feeds a circuit
- Check connector pin numbers and wire colours
In the diagram viewer every clickable component code is marked in blue: click it to see every linked diagram and where the part sits in the car. How to read BYD wiring diagrams.
BYD Dolphin diagnostic manual (fault codes)
Guides for finding faults: what each fault code (DTC) means and the tests that find the cause.
- Look up a fault code (DTC) and its causes
- Follow step-by-step tests with expected values
- Diagnose a symptom when there is no code
Guide to BYD fault codes (DTC).
Right-hand drive or left-hand drive?
The electronics and mechanics are the same. What changes is where parts are, because the driver sits on the other side.
Who uses it
Independent workshopsRepair BYD cars without waiting for dealer information.
Auto electriciansTrace circuits, fuses, connectors and pin numbers in minutes.
Fleet & taxi mechanicsKeep BYD fleets on the road with the right procedures.
EV techniciansFollow high-voltage safety steps and battery system procedures.
Frequently asked questions
Is there a BYD Dolphin wiring diagram?
Yes. The BYD Dolphin wiring diagrams are online, with clickable fuses, relays, connectors and pin numbers.
Is the BYD Dolphin service manual a PDF?
No. The manuals open online in your browser, page by page, with search and links between topics, on a phone or a PC. There are no large files to download.
Which version should I use, RHD or LHD?
The BYD Dolphin is available in the RHD and LHD version. Use the version that matches the steering side when tracing wires or doing repairs; fault codes and tests are the same for both.
How much does BYD Dolphin manual access cost?
One plan opens every model and manual on the site: day $5.00 per day, Weekly $25.00 per week, Monthly $50.00 per month, yearly $220.00 per year, 2 year $320.00 per 2 years. No automatic renewal.
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