What causes low engine coolant temperature?
The most common causes of P0128 include: Low coolant level (an air pocket trapped at the engine coolant sensor) The engine coolant thermostat is stuck in an open position or is opening too soon.
What does engine temperature too low mean?
On most vehicles, the temperature gauge reads cold until the engine has run for a few minutes. With the thermostat stuck open, the engine can be overcooled, causing a low temperature reading. If this is the case, the thermostat may need to be replaced.
What happens if your coolant temperature is too low?
Low coolant can sometimes cause a head gasket on your engine block to blow. If this happens, you may notice smoke emitting from the engine or tailpipe, a loss of power, engine knocking sounds, or decreased efficiency.
What does the code p0128 mean on an OBDII?
The OBDII trouble code P0128 – Coolant Temperature Below Thermostat Regulating Temperature means that the engine does not reach expected temperature after running for sufficient time, or in other words, takes too long to warm up. Often this code causes the Check Engine light to come on and off in cold temperatures.
What does the coolant thermostat code p0128 mean?
All our repairs are backed by our 12-month / 12,000-mile warranty. Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) The P0128 code means that the engine coolant is not getting warm enough, fast enough.
Why is my Check Engine light illuminated due to p0128?
When your check engine light is illuminated due to trouble code P0128, you may have an issue with your engine thermostat. Here are some helpful steps to take to find out how do I fix trouble code P0128? Learn how to solve this trouble code and repair your thermostat.
Why is engine code p0128 stored in ECM?
That’s right, the engine can’t get too hot, and it also shouldn’t be excessively cooled. This may not be much of a problem in summer conditions, however, in the wintertime, the engine will run rough if this error code is stored in the vehicle’s ECM.