Now put the red lead of the multimeter to PIN A to read the voltage your Nissan MAF sees. Start your 1.6 liter Sentra engine, and allow it to warm up. Make sure your vehicle has the parking brake raised and your Sentra is in neutral. This means moving parts, fans, and belts so make sure that you are careful and do not wear loose clothing when performing this test. With this paper clip carefully bent into the right position, you should be able to read the voltage being sent to your Nissan ECU from your 1.6 liter MAF.įor this section of our how to test a Nissan Sentra MAF Sensor DIY guide, you’ll need to start the motor. Measure this signal wire by backpinning the connector using a paper clip. The MAF signal wire is of course PIN A or the furthest wire away from your airbox and air filter.
2000 NISSAN SENTRA MASS AIRFLOW SENSOR PRO
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2000 NISSAN SENTRA MASS AIRFLOW SENSOR HOW TO
Now that you’ve tested your 1.6 GA16 MAF for power and ground, now comes the part of our guide where we show you how to measure your Nissan Sentra MAF signal voltage. If you don’t have ground here, check your connections and make sure that your engine grounds are secure and not loose. You should have 12 volts of power at the white wire (PIN C), if you have power at this wire, move ahead to measuring your Nissan Sentra MAF for the ground signal.īackpin the B terminal of your Sentra MAF to check for the low reference ground signal. With the red lead of your multimeter test the back of PIN C, by backpinning the pin using a paper clip or piercing through the shielding. Using a multimeter, put the black lead to the negative terminal of your battery. You do not need to remove your MAF for this testing procedure. This unit is mounted to your Nissan Sentra air box by four 10mm bolts. Directly mounted next to your airbox is the mass air flow sensor. Open your hood and locate your 1.6 liter Nissan air intake and air box.
The signal wire is important because that’s what will tell you if your MAF is working correctly. Because this OBDII trouble code of P0100 is a common MAF failure trouble code, we’ll be testing for power and ground and then the MAF signal. Before you begin our how to test a Nissan Sentra MAF Sensor, it’s a good idea to understand what wires and signals you’ll be testing.
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