Tire pressure monitoring system 4.3-18 • Disconnect the OBD2 to DB9 data cable between the tool and the vehicle OBD port. The cursor “→” is at the FL position. The tool is close to the left front wheel valve position. Press the ENTER button to wake up the sensor (it is required to bring the tool close to the valve at the position of the tire to be waken up within 5 cm. When the wakeup is successful, the ID of the sensor at the corresponding position will be displayed. • Repeat the Step “2” in the order of the left front wheel, right front wheel, right rear wheel, and left rear wheel (clockwise direction of the vehicle) to complete the learning of 4 tires.
CAUTION • Bring the tool close to the valve at the position of the tire to be waken up within 5 cm to wake up the sensor. • If it is necessary to clear the ID of a tire, press the Up or Down button on the tool to select the ID to be cleared, and press the ESC button on the tool to clear the ID data of the corresponding tire. • After the sensor IDs of the four tires are all read, press the Up or Down button on the tool to make the cursor arrow point to Exit. Press the ENTER button on the tool to back to the main menu (the sensor IDs of the four tire at this time have been saved in this tool.
4- Tire pressure sensor ID writing • Use the "OBD2 to DB9 data cable" to connect the tool to the vehicle OBD port. • Set the ignition switch or start-stop button to "ON" position. • In the main menu, select Write ID, press the ENTER button to write the ID. “Succeed” will be displayed after the ID is successfully written, and the interface will back to the main menu after 3s. CAUTION • The OBD2 data cable connector has 16 pins and the DB9 data cable connector has 9 pins. 5- Tire pressure information activated • After the ID is successfully written, it is necessary to update the information of the new ID in the TPMS (otherwise, the previous information will still be displayed).
There are two ways to do this: - Trigger 4 tires again using the Learn ID (in this case, no order is required). - The vehicle will automatically update the tire pressure information if the vehicle travels at a speed higher than 30 km/h for about 5 min.