BYD fault codes
7,677 codes · 97 vehicle records · 71 ECU records · 0 live-data parameters
Codes 7,677
| Code | Description | Brands | System |
|---|---|---|---|
| B17FF | Pulse speed fault | 2 | Body |
| B1800 | Rear height sensor fault | 21 | Body |
| B1801 | Initialization not performed | 23 | Body |
| B1802 | Vehicle specification not saved | 23 | Body |
| B1803 | Rear height sensor value out of range at initialization | 25 | Body |
| B1804 | Headlight regulator fault | 21 | Body |
| B1805 | Starter failure | 24 | Body |
| B181C | Brake pedal switch status fault | 11 | Body |
| B1880 | Left front channel fault: output circuit short to battery (+) | 15 | Body |
| B1881 | Left front channel fault: output circuit short | 8 | Body |
| B1882 | Left rear channel fault: circuit short to ground | 8 | Body |
| B1883 | Left rear channel fault: output circuit open | 8 | Body |
| B1884 | Left horizontal motor or position feedback module fault | 7 | Body |
| B1885 | Left rear channel fault: circuit short | 13 | Body |
| B1886 | Right front channel fault: circuit short to ground | 9 | Body |
| B1887 | Right front channel fault: output circuit open | 8 | Body |
| B1888 | Right front channel fault: output circuit short to battery (+) | 9 | Body |
| B1889 | Rear height sensor fault | 8 | Body |
| B188A | Left vertical adjustment motor or position feedback module fault | 3 | Body |
| B188B | Right vertical adjustment motor or position feedback module fault | 3 | Body |
| B188C | AFS ECU internal fault | 4 | Body |
| B188D | AFS ECU installation fault | 4 | Body |
| B188E | Left side light smart execution module horizontal adjustment module fault | 4 | Body |
| B1890 | Right rear channel fault: circuit short to ground | 17 | Body |
| B1891 | Right rear channel fault: output circuit open | 8 | Body |
| B1892 | Right rear channel fault: output circuit short to battery (+) | 8 | Body |
| B18E0 | Horizontal adjustment motor fault | 2 | Body |
| B18E1 | Backrest adjustment motor fault | 2 | Body |
| B18E2 | Seat basin adjustment motor fault | 2 | Body |
| B18E3 | Height adjustment motor fault | 2 | Body |
| B18E4 | ECU power supply fault | 1 | Body |
| B18E5 | Seat control switch fault | 2 | Body |
| B18E6 | Seat not initialized | 3 | Body |
| B18E7 | Driver fan assembly fault | 2 | Body |
| B18E8 | Driver heating mat fault | 2 | Body |
| B18E9 | Front passenger fan assembly fault | 1 | Body |
| B18EA | Front passenger heating seat cushion fault | 3 | Body |
| B18EB | Driver heating/ventilation switch fault | 1 | Body |
| B18EC | Front passenger heating/ventilation switch fault | 2 | Body |
| B1900 | driver belt tower vert sensor circuit malfunction | 28 | Body |
| B1901 | Communication error of compass | 30 | Body |
| B1902 | Rotational deformation sensor fault | 23 | Body |
| B1903 | DC busbar voltage too low | 21 | Body |
| B1904 | DC busbar voltage too high | 19 | Body |
| B1905 | Immobilizer-keyless control unit lost communication with Power Window Master Switch | 22 | Body |
| B1906 | B phase current sensor fault | 20 | Body |
| B1907 | Show and B1909 DTC | 11 | Body |
| B1908 | Accelerator pedal fault | 12 | Body |
| B1909 | Show B1907 and DTC | 13 | Body |
| B190A | Power motor overcurrent fault | 6 | Body |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.