how to reset check engine light after replacing mass air flow sensor

Check engine light on for mass air flow sensor after already replacing. I need to get this fixed soon so I can get my emission test passed.

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I went and replaced the sensor and then cleared the code.

. He told me that replacing the sensor was an option or another avenue was to first try cleaning it to see if the check engine light stayed on after cleaning. Restart engine and let it idle for at least 5 seconds. Stop engine and reconnect mass air flow sensor harness connector.

DiY Cleaning Of MASS AIR FLOW SENSOR and AIR FILTER replacement - MOST COMMON CHECK ENGINE LIGHT PROBLEM - Attention - ONLY USE _. Turn ignition switch OFF. Keeping the battery unhooked for longer than 10 minutes wont hurt.

A bad mass air flow sensor will usually trigger a check engine light. This is because the ECU will detect an out of range value coming from the MAF sensor and the check engine light is its way of letting you know that something is wrong. The entire system can be reset by unhooking the battery and leaving it unhooked for 10 minutes.

The entire system can be reset by unhooking the battery and leaving it unhooked for 10 minutes. A auto shop told me that one of the check-engine codes was for the mass airflow sensor. Stop engine and reconnect mass air flow sensor harness connector.

Erase the DTC memory. Is there any way to reset the light without going to the dealer. The meter should be reading about 10 to 13 volts now.

When you change a MAF sensor you need to disconnect the battery for about 10 minutes so the computer forgets the learned parameters and resets to the factory parameters. If some thing is. Then it goes into learn mode and may take a little while before it learns all the parameters of the new MAF sensor.

I have a 2015 Nissan Sentra SR and a while back the check engine light came on and read code P0101 for mass air flow sensor. I hit a bump yesterday and the check engine light came on. While plugged in there is erratic non-detectable voltage onoff onoff.

All I just cleaned my mass air flow sensor on my 06 bmw x3 but my service engine light is still on. My car has 129000 miles. Make sure DTC P0102 is displayed.

My mass air flow sensor on an 88 Camaro 28 reads 5-volt reference between signal and ground while running and unplugged on the ECM side at idle. You can now connect the meters red probe to the positive battery terminal and the black to the ground on the terminal of the connector. Put the ignition to the ON position without starting the car engine.

Check if the engine light is still on after the Mass Air Flow Sensor was replaced. Disconnect mass air flow sensor harness connector. Car runs fine 1 Answer I was only going about 2 miles an hour went thru a cracked piece of driveway in shopping center bit of a pot hole check engine light came on immediately after.

Shouldnt the mass air flow sensor dictate the voltage going out to the ECM. Refit the mass air flow sensor to the car. Start engine and warm it up to normal operating temperature.

I need to get this fixed soon so i can get my emission test passed. Check Engine Light appearing on the dashboard. No after you change the mass air flow sensor the problem is fixed.

If it does not there may be wrong between the car computer and electrical connector.

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