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Home >> Infiniti >> 2000 >> Q45 Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Diagnosis - Re4R03A >> Component Tests >> Throttle Position Sensor >> TP Sensor Circuit
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TP Sensor Circuit

Using voltmeter, backprobe TCM connector. See Figure. Check voltage between TCM harness connector terminals No. 34 and 35 while depressing accelerator pedal slowly. See Figure. At closed throttle, about .5 volt should be present. At wide open throttle, about 4 volts should be present. Voltage rises relative to throttle valve opening.