Inspection

1UR-FSE ENGINE CONTROL SYSTEM: MASS AIR FLOW METER: INSPECTION

1. INSPECT MASS AIR FLOW METER SUB-ASSEMBLY

(a) Perform a visual check for any foreign matter on the platinum hot wire (heater) of the mass air flow meter shown in the illustration.





OK:

There is no foreign material.

(b) Check the intake air temperature sensor (Built into the MAF meter).

(1) Measure the resistance according to the value(s) in the table below.





Standard resistance:





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