Component Inspection

P2138 Throttle/Pedal Position Sensor/Switch D/E Voltage Correlation

Inspection/Repair - Component Inspection

Component Inspection

Check APS
1. IG "OFF" and install a scantool
2. Connect probe to APS1 and APS2 to check signal waveform by using oscilloscope function.
3. Measure signal waveform of APS by pressing and depressing accelerator pedal.

Specification :Signal waveform will be displayed as follows.








Fig.1) Normal waveform of APS1 & APS2 with acceleration





4. Is the measured signal waveform O.K?