LAUNCH X-431 Throttle User Manual
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displays waveform. The sensor types are explained as below:
ECT: Coolant Temperature Sensor
EVP: EGR Valve Position Sensor
HO2S: Heated Oxygen Sensor
IAT: Intake Air Temperature Sensor
MAF: Mass Air Flow Sensor
MAP: Manifold Absolute Pressure Sensor
TP: Throttle Position Sensor
VAF: Volume Air Flow Sensor
VSS: Vehicle Speed Sensor
For example, tap “ECT” – “Warm (NTC Thermistor)” in Fig. 9-5, the right screen
will display the waveform of the sensor.
Fig. 9-6
In Fig. 9-6, tap the waveform, then the pre-defined waveform has been set.
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