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| Document title： | What information can be obtained from OBD system? |
| Release time： | 2020-12-22 15:43:47 |
| The document overview： | The information provided by the OBD system includes: 1. Some important real-time parameters of the electronic control system, including engine speed, coolant temperature, vehicle speed, oxygen sensor signal, etc. 2. The function and working state of O |