This is a free service, if you find it useful then to keep it free please click the Facebook like button below:
Generic OBD Error Code Details for P0102
Mass or Volume Air Flow Circuit Low Input
What does this mean?
OBD Code P0102refers to
Basically this means that there is a problem with the Mass Air Flow (MAF) sensor or circuit. A more technical description would be that the MAF circuit had lower than expected voltage (air flow).
Symptoms
Possible sumptoms of OBD code P0102
You will likely not notice any serious drivability problems, although there may be symptoms such as a general decrease in power or sluggishness.
Causes
Possible causes of OBD code P0102
The MAF may be disconnected, or a wiring connection may be bad
The MAF may be dirty or otherwise contaminated (Note: if you use a reusable oiled air filter, be careful not to apply too much oil or that can contaminate the MAF).
The MAF sensor may be faulty
The vehicle computer may be faulty (very rare)
Possible Solutions
The simplest thing to do is to reset the code and see if it comes back. Then start with the cheapest, easiest repair procedures:
Verify that the Mass Air Flow Sensor wiring is connected properly and that there are no broken / frayed wires.
Inspect for any air leaks near the MAF sensor.
Take the MAF out and clean it using a spray cleaner such as brake cleaner or electrical contact cleaner. Be gentle with the sensor.
Check the voltage of the MAF sensor (refer to a repair manual for vehicle specific information)
Replace the MAF sensor.
This is a free service, if you find it useful then to keep it free please click the Facebook like button below: