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Home >> Hyundai >> 2004 >> Elantra GLS, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel System >> DTC Trouble Shooting Procedures >> DTC P0121: Throttle Position Sensor (TPS) Circuit Range/Performance Problem >> Inspection Procedures >> 1. Check DTC Relevant To TPS
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

1. Check DTC Relevant To TPS

  1. Connect a Hi-Scan (Pro) to the data link connector.
  2. Turn ignition to ON position and monitor other DTCs.

Are any other DTC relating to TPS set? 

No: Go to next step.

Yes: Do all repairs associated with those codes before proceeding with this procedure.

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