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Home >> Toyota >> 2007 >> Matrix XR, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control System (1ZZ-FE) >> SFI System >> DTC P0121 Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem >> Description
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DTC P0121 Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem: Description

HINT:

This DTC relates to the Throttle Position (TP) sensor.

Refer to DTC P0120  .

DTC DETECTION CONDITIONS AND TROUBLE AREAS REFERENCE

DTC No. DTC Detection Conditions Trouble Areas
P0121 Difference between VTA1 and VTA2 voltage less than 0.8 V, or more than 1.6 V for 2 seconds (1 trip detection logic) TP sensor (built into throttle body)