Toyota Yaris: Mass Air Flow Meter / Inspection
INSPECTION
PROCEDURE
1. INSPECT MASS AIR FLOW METER
| (a) Perform a visual check for any foreign matter on the temperature sensor (thermistor) of the mass air flow meter shown in the illustration. OK: There is no foreign matter. If the result is not as specified, replace the mass air flow meter. | |
| (b) Measure the resistance according to the value(s) in the table below. Standard Resistance: | Tester Connection | Condition | Specified Condition | | D23-4 (THA) - D23-2 (E2G) | -20°C (-4°F) | 13.6 to 18.4 kΩ | | D23-4 (THA) - D23-2 (E2G) | 20°C (68°F) | 2.21 to 2.69 kΩ | | D23-4 (THA) - D23-2 (E2G) | 60°C (140°F) | 0.49 to 0.67 kΩ | If the result is not as specified, replace the mass air flow meter. |
| | *a | Component without harness connected (Mass Air Flow Meter) | | |
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the mass air flow meter removal/installation are shown below...
INSTALLATION PROCEDURE 1. INSTALL MASS AIR FLOW METER (a) Install the mass air flow meter to the air cleaner cap sub-assembly with the 2 screws. NOTICE:
If the mass air flow meter has been struck or dropped, replace it...
Other information:
To remove the jack
4-Door
Lift the trunk mat.
Remove trunk board.
Turn the wing bolt and jack
screw counterclockwise.
5-Door
Remove the cover.
Turn the wing bolt and jack
screw counterclockwise.
To secure the jack
Insert the wing bolt into the jack with the jack screw pointing to
the right (4-Door) or down (5-Door) and turn the wing bolt clockwise to
temporarily tighten it...
COMPONENTS ILLUSTRATION
*1 STARTER ASSEMBLY *2 FLYWHEEL HOUSING SIDE COVER *3 WIRE HARNESS CLAMP BRACKET *4 NO. 5 WATER BY-PASS HOSE *5 NO. 1 ENGINE UNDER COVER ASSEMBLY *6 OIL COOLER ASSEMBLY *7 NO. 1 ENGINE UNDER COVER ASSEMBLY - -
Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping": N*m (kgf*cm, ft...
Categories

Smart key
Auxiliary key
Key code number plate
To use the auxiliary key, press the knob and pull out the auxiliary key
from the smart key.

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