MAF Sensor Functional Inspection
Test Procedure
- Procedure
- Start the engine, and let it idle.
- Make sure the following conditions are met:
-
- -
HDS [ECT Sensor 1] above 158 deg.F (70 deg.C)
- -
CVT in P or N, M/T in neutral
- -
All engine and electrical loads turned off
- -
- Monitor the HDS [Engine Speed] and hold the engine speed at 2, 500 rpm for 30 seconds.
- Confirm the HDS [MAF Sensor] while holding the engine speed at 2, 500 rpm.
- Normal Conditions
-
- -
HDS [MAF Sensor] value is between 4.1g/s and 5.7 g/s .
- -
Results
- If it is abnormal, there is a problem with MAF sensor/IAT sensor 1.