Esteem L4-1590cc 1.6L SOHC 0 MFI 16V (1995)
Throttle Position Sensor: Testing and Inspection
Signal Inspection (With A/T Only)
With throttle valve opening varied, observe duty (voltage) between O wire terminal of TCM and ground and confirm it is as specified. If check
result is not satisfactory, check each wire harness, circuit connections and TP sensor.