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Home >> Kia >> 2016 >> Optima SX Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 95 (Engine Control System Diagnosis - 1.6L (1 Of 3) - Optima (Except HEV)) >> DTC P0121: Throttle/Pedal Position Sensor/Switch 'A' Circuit Range/Performance >> DTC Information >> DTC Description

DTC Description

WARNING: This page is about a different variant/trim than selected.

DTC P0121 sets when the ECM indicates the electronic throttle control throttle position sensor 1 circuit is out of range in either the closed or wide open throttle (WOT) modes.