1.the vehicle power off, and then start the engine, let the combination of instrument self-test;
2.Whether the resistance value of the oil level sensor is within the specified range. When measuring, be careful to turn off the engine first. Because the oil level sensor is mostly arranged under the rear seat, it is difficult to disassemble the seat, so it is recommended to conduct resistance measurement from the combined instrument place;
3.If not, only remove the seat, unplug the sensor connector, measure the harness break, short circuit, open circuit, etc.
