Toyota Corolla Cross: Inspection

(a) Perform a visual check for any foreign matter on the temperature sensor (thermistor) of the mass air flow meter sub-assembly shown in the illustration.

OK:

There is no foreign matter.

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

*a

Air Blow Gun

*b

10 mm (0.394 in.)

*c

Intake Air Temperature Sensor (Thermistor)

(1) Using an air blow gun, clean the intake air temperature sensor (thermistor) area of the mass air flow meter sub-assembly by applying approximately 10 intermittent bursts of air to the intake air temperature sensor (thermistor) area at a pressure of approximately 392 to 981 kPa (4.0 to 10.0 kgf/cm2, 57 to 142 psi).

HINT:

After performing cleaning, read the value of Data List item "MAF" using the GTS and if the value is not as specified, replace the mass air flow meter sub-assembly.

(c) Check the intake air temperature sensor (thermistor) resistance.

(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.