mass air flow sensor testing procedure

Testing The MAF Sensor With A Multimeter. Still on testing the mass airflow sensor you can focus on the hot wire.

Part 1 The Basics Of Testing A Mass Air Flow Maf Sensor

Method applicable to all.

. The engine can never work better than its MAFs. Connect the MAF sensor to the connector. How to Test Mass Air Flow Sensor with a Multimeter.

Turn off the ignition and. The Mass Air Flow Sensors Ground Wire Test. Check on this wires condition as sometimes the issue is you have a broken hot wire.

944K views 7 years ago. The MAFs report to the Engine Electronics. Disconnect the mass airflow sensor from the electrical connector.

Here is a video on how you can test your MAF Sensor using a basic 5 Multimeter. Here is a video on how you can test your MAF Sensor using a basic 5 Multimeter. Better still use both methods.

Mass air flow sensor testing with a multimeter without dismantling. Testing the MAF sensors hot wire. Here is a fast and accurate way to track a.

Connect the black lead of the multimeter to the. Place a towel under the MAF to catch any run-off. Connect the black lead to the negative terminal of.

The job of the air fuel ratio sensor is to measure the oxygen content in the exhaust and provide feedback to the engine computer PCM. The Mass Air Flow Sensors Ground Wire Test. In general a hot wire MAF sensor produces an input to the PCM when a low-amperage electrical current is passed through a metal-film resistor suspended in the MAFs air.

The air flow sensor is located directly in the intake air stream between the air cleaner and. How to test your mass air flow sensor MAF and to quickly know if it is defective. Turn the ignition of the car off.

Sensor testing performs two purposes. The MAFs Mass AirFlow meters are located in the M5 and Z8 air intake tubes. Using the straw attachment apply 10 to 15 short bursts of CRC Mass Air Flow Sensor Cleaner to the hotwire or the hot plate.

I also show you how you can figure out the wires without a wiring diagram. The Mass Air Flow Sensors Signal Wire Test. Still on testing the mass airflow.

E32 Mass Air Flow Sensor Troubleshooting