peterbilt 379 water temp gauge not working

• 2022-09-03

There are three possibilities for the peterbilt 379 water temp gauge not working . The water temperature gauge sensor is damaged and needs to be replaced. If the relevant plug is loose or open, repair the line. The water temperature gauge is damaged, and the instrument assembly needs to be replaced . Our company can provide the water temp gauge , also the sensor.

When the water temperature gauge is 0 when the truck Peterbilt 379 is started, it can be started. However, it needs to be preheated in advance. It can only be started cold. The cylinder body and water temperature haven't come up yet. The actual water temperature is about 45 degrees. The pointer of the water temperature gauge is still 0 , not 0 degrees Celsius . After the car is started for a period of time, the engine and water temperature can reach normal temperature, and the water temperature is basically stable at about 90 degrees . Then the vehicle can be driven normally.

The normal temperature of the water temperature of the truck Peterbilt 379 is 80-90 degrees . Too high or too low will adversely affect the normal operation and performance of the engine . The reason may be that there is no change in the water temperature gauge after running for dozens of kilometers , and there is a problem with the water temperature gauge circuit. The heating coil of the water temperature gauge is burnt out and the circuit is in poor contact . The water temperature sensor is damaged. Therefore , the temperature signal of the water temperature cannot be detected , so the pointer of the water temperature gauge will not move. It may also be caused by burnt or poor contact of the sensor heating coil . The water temperature gauge on the instrument panel is broken and the pointer does not move . The water temperature gauge needs to be replaced. However , in the actual situation , we can't see the real vehicle , so we can't accurately judge the cause of the vehicle accident . For the sake of safety, we suggest that you should go to a professional car repair shop for repair in time , so that professionals can check the problem , eliminate the vehicle problem , and ensure the safety of drivers and passengers.

If you want replace your water temp gauge, pls click below picture