Having problems with your 2002 Honda Civic ?

OBD II Test Shows a Malfunction in the MAFs (Massive Air Flow) S

\015 So i wen to auto zone today to check up on the OBD II test that i issued. they said that the MAF is having a Mal function in its system. I went to fix it and snogged the car i FAILED it said that the Catalyst EVap System and O2 Sensor was not read? or Incomplete Please help!! i have to ensure my car. Do i have to REplace anything?\015 Posted / edited by AnonymousUser on : 01-03-2021

Answers :

\015\012In most state,it requires 5 out of 8 ready-ness data fill up on the computer momory.\015\012
\015\012The entire memory will CLEAR when you try to clear the MAF code.\015\012
\015\012You need to fix the MAF sensor first.\015\012
\015\012The inexpensive fix is to clean the MAF sensor with CRC MAF cleaner or electronic part clearer from Radio Shack.\015\012
\015\012Do not forget to clean the contacts too.\015\012
\015\012The correct fix is to replace the MAF.\015\012
\015\012Make sure the check engine light does not come back.\015\012
\015\012To fill the REQUIRED data into the computer you have to complete few drive cycles.\015\012
\015\012To keep this post short,just drive the car for 2+ days (10 miles min.) with mix highway and local driving.\015\012
\015\012If you want to be safe drive it for 4+ days (20 miles min.) before return to smog test station.\015\012
\015\012Drive more will help fill up the required data fields from the smog station.\015\012
\015\012DO NOT reset the computer.\015\012
\015\012IT WILL CLEAR the stored data!\015\012
\015\012Please post more information on the comment window. I will follow up on it later.
The O2 sensor located on the exhaust system must be checked.
Sensor and wiring must be tested using a multimeter.

Same thing for the MAF sensor located on air intake.
Repair Help & Product Troubleshooting for 2002 Honda Civic

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