Posts Tagged: Honda Civic P0128

The most common cause of Honda Civic P0128 code

What a Honda Civic P0128 means and what causes it Honda has issued a service bulletin 13-044 to address a Honda Civic P0128 cooling system malfunction trouble code. The 13-044 bulletin applies to the vehicles listed below. Normally, a P0128 code can be caused by a defective thermostat or a bad engine coolant temperature sensor. In this case Honda has identified a bad batch of thermostats. But you won’t be able to test these thermostats using the normal test procedures because the problem is caused by the jiggle pin. A … Read More