Sym JOYMAX 250 - 2. PM Sensor (Manifold Pressure Sensor); Check procedure

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2. PM Sensor (Manifold Pressure Sensor)
1). Illustration:
PIN
Wire color
Function
Left (pin1)
Yellow/Black
5V Voltage input
Middle (pin2)
Black / Red
Signal output
Right (pin3)
Green / Red
Ground wire
2). Power Source:
By ECU.
3). Check procedure:
a). PM Sensor connection (Use the detection pin)
b). Key-On, but don’t start the engine.
c). Use the electric meter DCV function to check the PM sensor voltage
d). Check the working voltage: (Like the following figure 3)
‧Electric meter negative pole─ Connect the third pin (Green / Red).
‧Electric meter positive pole─ Connect the first pin on the left ( Yellow / Black )