Engine not reaching operating temperature.
Trouble code P0128 means:Coolant thermostat (coolant temperature below threshold regulatin temperature)
Trouble code P0128 means: ECT Sensor Below Thermostat Regulating Temperature
Trouble code P0128 means:Coolant thermostat (coolant temp below thermostat regulating temp)
code 26 buick 1990 lasabre limited
LOGY
Trouble code P0128 means:Coolant thermostat (coolant temp below thermostat regulating temp)
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Yes, a P0495 error code, which indicates a problem with the secondary air injection system, can contribute to a P0128 error code, which signals that the engine is not reaching the proper operating temperature. If the secondary air system is malfunctioning, it can affect engine performance and efficiency, potentially leading to insufficient heat generation. This could result in the engine taking longer to warm up, triggering the P0128 code. It's advisable to address both codes to ensure optimal engine function.
Engine coolant Sensor is bad. I have the same error on my 2005.
Coolant not reaching temp required. Usually it's sign of bad thermostat.
The error code P0128 for a 2004 Buick Rainier typically indicates an issue with the engine coolant temperature being below the thermostat regulating temperature. This could be caused by a faulty thermostat, low coolant level, or a problem with the engine coolant temperature sensor. It is recommended to have the vehicle inspected by a mechanic to diagnose and address the underlying issue.
Trouble code P0128 means: ECT Sensor Below Thermostat Regulating Temperature