Hyundai fault codes
7,974 codes · 345 vehicle records · 168 ECU records · 0 live-data parameters
Codes 7,974
| Code | Description | Brands | System |
|---|---|---|---|
| U0019 | Low Speed CAN Communication Bus | 28 | Network |
| U0020 | Low Speed CAN Communication Bus Performance | 26 | Network |
| U0021 | Low Speed CAN Communication Bus (+) Open | 25 | Network |
| U0022 | Low Speed CAN Communication Bus (+) Low | 25 | Network |
| U0023 | Low Speed CAN Communication Bus (+) High | 26 | Network |
| U0024 | Low Speed CAN Communication Bus (-) Open | 25 | Network |
| U0025 | Low Speed CAN Communication Bus (-) Low | 25 | Network |
| U0026 | Low Speed CAN Communication Bus (-) High | 25 | Network |
| U0027 | Low Speed CAN Communication Bus (-) Shorted to Bus (+) | 22 | Network |
| U0028 | Vehicle Communication Bus A | 32 | Network |
| U0029 | Vehicle Communication Bus A Performance | 27 | Network |
| U0030 | Vehicle Communication Bus A (+) Open | 21 | Network |
| U0031 | Vehicle Communication Bus A (+) Low | 21 | Network |
| U0032 | Vehicle Communication Bus A (+) High | 21 | Network |
| U0033 | Vehicle Communication Bus A (-) Open | 20 | Network |
| U0034 | Vehicle Communication Bus A (-) Low | 20 | Network |
| U0035 | Vehicle Communication Bus A (-) High | 20 | Network |
| U0036 | Vehicle Communication Bus A (-) Shorted to Bus (+) | 22 | Network |
| U0037 | Vehicle Communication Bus B | 31 | Network |
| U0038 | Internal (Master / Slave) CAN bus (SAE bus B): performance; No or incorrect basic setting / adaptation | 25 | Network |
| U0039 | Vehicle communication bus B (+) open | 21 | Network |
| U0040 | Vehicle communication bus B (+) low | 22 | Network |
| U0041 | Vehicle communication bus B (+) high | 20 | Network |
| U0042 | Vehicle Communication Bus B Open | 21 | Network |
| U0043 | Vehicle Communication Bus B Low | 20 | Network |
| U0044 | Vehicle Communication Bus B (-) High | 22 | Network |
| U0045 | Vehicle Communication Bus B shorted to Bus B (+) | 20 | Network |
| U0046 | Vehicle Communication Bus C | 24 | Network |
| U0047 | Vehicle Communication Bus C Performance | 24 | Network |
| U0048 | Vehicle Communication Bus C (+) Open | 22 | Network |
| U0049 | Vehicle Communication Bus C (+) Low | 22 | Network |
| U0050 | Vehicle Communication Bus C (+) High | 22 | Network |
| U0051 | Vehicle Communication Bus C (-) Open | 25 | Network |
| U0052 | Vehicle Communication Bus C (-) Low | 23 | Network |
| U0053 | Vehicle Communication Bus C (-) High | 22 | Network |
| U0054 | Vehicle Communication Bus C (-) shorted to Bus C (+) | 22 | Network |
| U0055 | Vehicle Communication Bus D | 26 | Network |
| U0056 | Vehicle communication bus D performance | 23 | Network |
| U0057 | Vehicle communication bus D (+) open | 20 | Network |
| U0058 | Vehicle communication bus D (+) low | 20 | Network |
| U0059 | Vehicle communication bus D (+) high | 20 | Network |
| U0060 | Vehicle Communication Bus D Open | 20 | Network |
| U0061 | Vehicle Communication Bus D Low | 20 | Network |
| U0062 | Vehicle Communication Bus D High | 20 | Network |
| U0063 | Vehicle Communication Bus D shorted to Bus D (+) | 20 | Network |
| U0064 | Vehicle Communication Bus E | 25 | Network |
| U0065 | Vehicle communication bus E performance | 22 | Network |
| U0066 | Vehicle communication bus E (+) open | 20 | Network |
| U0067 | Vehicle communication bus E (+) low | 22 | Network |
| U0068 | Vehicle communication bus E (+) high | 20 | Network |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.