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This is a bad idea, it can ruin the sensor. Some folks recommend using alcohol because it’s usually on hand, and can clean the sensor. Often, the mass airflow sensor really only needs cleaning when they go bad.
Mass air flow sensor problems symptoms how to#
Here’s a fantastic video on how to diagnose a bad MAF sensor using a multimeter from Ratchets and Wrenches on YouTube. There are other codes related to the mass air flow sensor as well, but these are the most common ones. Toyota Camry P0102: MAF Sensor Circuit Low.Toyota Camry P0101 Diagnosis: MAF Sensor.The two most common trouble codes in relation to the MAF sensor are: This is great because it helps you narrow down the problem. If the MAF sensor has gone bad, it’ll trigger the check engine light and provide an OBDII trouble code. Here a couple of common MAF sensor styles Decreased Fuel Mileage– Fuel mileage can suffer without the proper air/fuel mixture.Also, jerking can be caused by bad spark plugs or coil packs. It’s bad for your motor mounts when this happens. Jerking– As you go down the road, you’ll feel your Camry really jerk and hesitate as the engine speed changes erratically.And when it does, it doesn’t usually run very well. Hard to Start– Without knowing the proper amount of air entering into the intake, it can be really difficult for the engine to start.The exhaust color usually doesn’t change.
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A lean condition is when there is too much air relative to fuel in the air fuel mixture. The exhaust color is usually darker when running rich. A rich condition is when there is not enough air relative to the fuel in the air/fuel mixture.