Inspection

3UR-FE ENGINE CONTROL: MASS AIR FLOW METER: INSPECTION

1. INSPECT MASS AIR FLOW METER

(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 matter.

(a) If the result is not as specified, replace the mass air flow meter.





(b) Check the IAT sensor.





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

Standard Resistance:





(2) If the result is not as specified, replace the MAF meter.