Throttle Position Sensor Performance Inspection
- Ignition "OFF".
- Using oscilloscope, connect CH A probe to TPS1 signal terminal (Pin No. 6) of ETC Motor connector and CH B probe to TPS2 signal terminal (Pin No. 4) of ETC Motor connector.
- Warm up the engine to normal operating temperature.
- Measure signal waveform of TPS1 and TPS2 together by stepping on and off the accelerator pedal.
Specification: Refer to Signal Waveform & Data below