Mass air flow sensor problems chevy opel astra g

Code P01in 20Chevy Sonic: How do I fix this problem?I have a 20Chevy Sonic with the check engine light on. Recently changed oil and filter. A mass air-flow sensor is used on fuel-injected vehicles to tell the computer how much air is going into the engine. Discover why a mass air flow sensor must be removed in order to be checked with help from an auto mechanic in this free video on auto parts.MAF) and to quickly know if it is defective. Mass air flow sensor testing with a multimeter without dismantling. The P01trouble code is set when the ECM detects a problem in the electrical circuit between the ECM and the MAF Sensor.

Code P01is set when the data output from this critical sensor becomes erratic or disappears.

Mass Airflow MAF Sensors - Auto Diagnosis Repair Help

I just had these exact symptoms with a 20Vauxhall Astra. As well as the Crankshaft Sensor error (and the garage confirmed it had previously thrown out an Osensor error).

Check engine light faults relating to the Mass Air Flow Sensor are becoming less common, but do occur. The tricky thing with some of these types of faults is that you can have a mass air flow sensor concern without triggering the check engine light. MAF or Mass Air Flow Sensor. I had a problem with P01and P01errors and cleaned the MAF sensor.