Component Inspection

Engine Control

P0123 Throttle Position Sensor 1 Signal Circuit High Input - Component Inspection

Component Inspection

Visual TPS
1. IG KEY "OFF".(Don't disconnect sensors.)
2. Select "vehicle scope meter" in the menu, and connect channel A of scantool with signal terminal TPS1 harness connector.
3. IG KEY "ON". And check the signal waveforms with stepping on accelerator pedal.

Specification : Refer to Signal Waveform & Data




4. Is the signal waveform within specifications?