49
Model UT107: OPERATING MANUAL
The position sensor is an electrometer or variable
resistance. It is used for the computer monitoring of the
position and direction of a mechanical device. The typical
position sensors include throttle, exhaust recirculating
EGR, blade air flow and other sensors.
Testing Procedure:
The same as in the resistance testing method.
Connect the red and black test lead probes
respectively to the signal test terminal and ground
terminal. Refer to various kinds of automotive servicing
manuals for its position and the resistance to be
tested.
(1)
(2)
(figure 24)
Black
Red
4. Absolute Pressure (MAP) and Baro Sensor
(see figure 24)
MAP
Type
Sensor
To Computer