Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Throttle/pedal position sensor/switch ”a” circuit range/performance problem

Toyota Corolla (E120): Throttle/pedal position sensor/switch ”a” circuit range/performance problem

Dtc p0121 throttle/pedal position sensor/switch ”a” circuit range/performance problem

Hint

: this is the purpose of the ”throttle position sensor”.

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If the vehicle is submerged or water on the road is rising
This vehicle is not designed to be able to drive on roads that are deeply flooded with water. Do not drive on roads where the roads may be submerged or the water may be rising. It is dangerous to remain in the vehicle, if it is anticipated that the vehicle will be flooded or set adrift. Remain calm ...

Inspection procedure
1 Check d squib circuit(airbag sensor assy center – horn button assy) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the horn button assy and the airbag sensor assy center.  for the oran ...

Inspection procedure
1 Inspect stop lamp switch assy Check that the stop light lights up when brake pedal is depressed and turns off when the brake pedal is released. 2 Inspect skid control ecu terminal voltage(stp terminal) Disconnect skid control ecu connector. measure voltage between termina ...