...reading, and the speed of the vehicle. Symptoms: You will likely not notice any drivability problems other than the MIL illumination. Causes: A code P0128 may mean that one or more of the following ...
code P0128 Do you know what this is? Where is the Engine Coolant Sensor located on my 2002 Envoy? The Chiltons manual says P0128 is insufficient ambient temperature (ECT). ECT is Engine Coolant Sensor
...reading, and the speed of the vehicle. Symptoms: You will likely not notice any drivability problems other than the MIL illumination. Causes: A code P0128 may mean that one or more of the following ...
...reading, and the speed of the vehicle. Causes A code P0128 may mean that one or more of the following has happened: Low engine coolant level Leaking or stuck open thermostat Faulty cooling fan ...
Question about GMC Envoy
...reading and sets the code, probably a bad coolant temp sensor or wire. BWD Engine Coolant Temperature Sender Exact Fit for your 2003 GMC Envoy XL SLE P0440 is the "Evaporative Emission System", which ...
...code p0128 mean This means that the engine's PCM detected that the engine has not reached the required temperature level within a specified amount of time after starting the engine. The intent of the ...
...code P0128 What can cause a Check engine code P0128 to come back after it was fixed once. Coolant sensor and thermostat were replaced and no check engine light for about 2 weeks. CODE P0128- ...
code is to indicate a faulty thermostat. Similar codes: P0125 In determining the engine did not reach a "normal" temperature, it takes into account the length of time the vehicle has been running, the
...reading, and the speed of the vehicle. CausesA code P0128 may mean that one or more of the following has happened: Low engine coolant level . Leaking or stuck open thermostat . Faulty cooling fan ...
code and it read P0420 and P0128. Any ideas what this means? You don't mention any vehicle specific info, but the codes read as follows: P0420 - "Catalyst Efficiency Below Threshold (Bank 1)" P0128 -
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