Car diagnostic scanner with Bluetooth for Cadillac OBD2 fault detector1、It is a fast and reliable diagnostic tool that can be used as a link between the vehicle and the computer. It is suitable for new and old vehicles. 2、Read real‑time PCM data stream; display real‑time O2 sensor test data; EVAP system test data; real‑time sensor data in text mode and graphic mode. 3、Support reading, storing and replaying real‑time sensor data; real‑time monitoring of battery voltage. 4、The cause of Check Engine Light (MIL) can be easily determined. The troubleshooting code prompt can guide the technician to find the root cause of the fault code more quickly, thereby saving diagnosis and repair time. 5、Made of high‑quality plastic and has undergone rigorous testing to ensure that the correct operating parameters meet the factory specifications.