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How to Clean the Mass Airflow Sensor

Old 04-01-2008, 09:45 AM
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Default How to Clean the Mass Airflow Sensor

I have the following fault codes;

P0443
P0135
P0141
P0155
P1131
P1151
P0136

Before I go starting to replace )2 sensors, I want to clean the Mass Airflow Sensor. Is there a how to anywhere on this? I'm not terribly mechanically inclined.

Thanks!
Old 04-01-2008, 11:00 AM
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NGM
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Go to your local parts store and buy air mass meter cleaner.
Spray the sensor inside and out liberally. Do not use any brushes or scrapers. Just use the spray. Let it dry totally and re-assemble.
Old 04-01-2008, 11:16 AM
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Exactly^

But make sure you ONLY use the MAF cleaner, do not use carb cleaner or anything like that.
Old 04-01-2008, 01:22 PM
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I have used both brake cleaner and throttle body cleaner before and had great results. 2+ mpg increase. My mechanic told me to use those b/c they work the same and are cheaper.
Old 04-01-2008, 05:15 PM
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Can anyone point me in the right direction for a DIY to remove the Mass Airflow sensor?

I want to make sure I'm pulling the right parts out
Old 04-06-2008, 03:09 PM
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What is the make year and model and I can try and get you a picture
Old 04-06-2008, 06:13 PM
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you dont HAVE to remove the sensor, just remove the MAF assy...and spray away.
Old 04-09-2008, 02:53 PM
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Originally Posted by jacobs4x4
What is the make year and model and I can try and get you a picture
'96 F150 EB 4.9L straight 6 motor.
Old 04-24-2008, 04:15 PM
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Default Using Throttle Body Cleaner.

Today, I removed the air cleaner and intake pipe to the throttle body
and sprayed it all with throttle body cleaner.

No big deal. However, when I was cleaning the throttle body plate,
I could not easily hold the plate open so I wedged a screw driver handle
into the opening.

When I finished spraying, I removed the screw driver and wiped out
the valve bady as best I could reach.

Then I saw that this solvent had badly frosted the plastic handle.

Some of the over spray also frosted the plastic lens on my new
LED flashlight. I am most certainly glad I never got any on my eye glasses as they are also plastic.

The point of all this is to watch where and what you spray with this solvent. My screw driver is no big deal but if I had to replace a pair of
glasses it would have been.

I should have known better but was in a hurry.

Ken H.


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