MASS AIR FLOW METER ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT INTAKE MASS AIR FLOW METER SUB-ASSEMBLY

   
   

   1. Read the value using the GTS (MAF).

      Note

      Perform the inspection of the intake mass air flow meter sub-assembly while it is installed to the air cleaner cap sub-assembly (installed to the vehicle).

      
      

      1. Connect the GTS to the DLC3.

      2. Start the engine.

      3. Turn the GTS on.

      4. Enter the following menus: Powertrain / Engine and ECT / Data List / MAF.

      5. Wait for 30 seconds, and read the value on the GTS.

         
         

         • w/o Urea SCR System: Click here

         • w/ Urea SCR System: Click here

         If the result is not as specified, replace the intake mass air flow meter sub-assembly.

         If the result is within the specified range, inspect the intake mass air flow meter sub-assembly Click here.