If the sensor does have a short it requires replacement.
Whirlpool water heater lower sensor failure.
I would like to order the part and get assistance with replacement procedures.
I have a whirlpool 40 gallon water heater model ee2h40rd045v.
Remove the control panel and check the electrical connections on the electronic thermostat.
I just replaced the electronic control board located on the top of the tank.
Sensor failure sometimes the sensors that read the temperature of the water can fail which is difficult to detect without using a multimeter to measure the temperature sensor for a shorted circuit.
Five flashes every three seconds indicates an internal sensor failure.
Centauri plus condensing water boiler riverside hydronics upper led readout 10 3.
Lower led readout 10 4.
The new board has a blinking light that indicates the need to replace a sensor.
If the wiring and connections are okay replace the lower thermistor sensor located above the lower heating element.
Turn the gas control knob off turn the gas supply valve off and click on need more help below.
Control buttons information prior to beginning any disassembly of the water heater or boiler that might expose refractory ceramic fiber materials p3 tp3 probe failure temperature sensor is not connected or is reading correctly.