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Monitoring criteria

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The fault is recognized when the voltage values for the two throttle valve sensors are not within the valid range for the emergency-air position while an activation signal is not being applied (Sensor 1: 0.74 V +/- 0.3 V; Sensor 2: 4.26 V +/- 0.3 V) Potential problem source(s):

-Throttle valve operation impaired by contamination

-Defective throttle valve

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