Komatsu PC88MR-10 Shop Manual page 320

10 Structure and function
Sensor
1. EGR valve motor (with built-in position sensor)
2. Connector
3. Body
Function
(ENG95-AA57-042-K-00-A)
Small-sized EGR valve driven with a DC motor.
The EGR valve motor has a position sensor in it to sense the valve position.
Mass air flow and temperature sensor
1. Connector
2. O-ring
3. Sensor
Function
(ENG-A96H-042-K-00-A)
This sensor is installed to the outlet side of air cleaner, converts the variations of intake air flow and
temperature into the resistance variation, and outputs the corresponding signals.
a The "MAF (Mass Air Flow)" means the "intake air flow".
10-242
(ENG-A96H-041-K-00-A)
PC88MR-10