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Home >> Scion >> 2005 >> xA Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> SFI System >> DTC P0121: Throttle/Pedal Position Sensor/Switch "A" Circuit Range/Performance Problem >> Circuit Description
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Circuit Description

Refer to DTC P0120  .

DTC DETECTION CONDITIONS

DTC No. DTC Detection Conditions Trouble Areas
P0121 After vehicle speed exceeds 19 mph (30 km/h) once, TP sensor voltage output deviates from the standard range when throttle valve closed at 0 mph (0 km/h) on 4 occasions TP sensor