What does this mean?
Interpretation of OBD2 Code P0128 Nissan:
This means that the PCM of the engine detected that the engine had not reached the proper temperature range within the set time after starting the engine. The purpose of the P0128 Nissan code is to indicate one error. Compatible indicators: P0125 Nissan Recognizing that the engine does not heat up as “normal”, takes into account the length of time the vehicle has been moving, the air temperature monitor (IAT), the engine cooling device (ECT) count, and the speed of the vehicle.
Possible indicators of OBD code P0128 Nissan
You will probably not see any driving problems other than the MIL scan.
What could cause the OBD P0128 Nissan code
P0128 Nissan number may indicate that one or more of the following have occurred: Low engine temperature Discharge or open cooler cooling system (high speed)
Past experience suggests that the most likely solution is to replace the thermostat. However there are some suggestions on the problems with fixing P0128 Nissan: Confirm cooling power & level Verify how cool it is (see if it works better than it should). Adjust if necessary. Make sure you run the right engine engine (ECT) device, instead if necessary. Be sure to use an appropriate air temperature control device (IAT), instead if necessary. If the above features are working properly, replace the thermostat If it is a Nissan vehicle, check for Technical Service Bulletins (TSBs), where ECM may need to be reprinted to repair P0128 Nissan number