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Home >> Kia >> 2010 >> Forte EX, Standard >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Power Steering DTC Diagnosis >> DTC C1290: Torque sensor main signal fail >> Inspection Repair >> Component Inspection

Component Inspection

  1. Ignition "OFF".
  2. Ignition "ON" & Engine "OFF".
  3. Connect scantool and select "Diagnostic Trouble Codes (DTCs)" mode.
  4. Using a scantool, clear DTC.
  5. Operate the vehicle within the "Enable Conditions" shown in DTC DETECTING CONDITION CHART, and turn steering wheel right and left at least 1 time.
  6. Select "Diagnostic Trouble Codes (DTCs)" mode again.
  7. Are any DTCs present?

    YES 

    • Substitute with a known-good steering column & EPS unit assembly and check for proper operation. If problem is corrected, replace steering column & EPS unit assembly and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

    • Fault is intermittent, caused by faulty EPS CM, or was repaired and the EPS CM memory was not cleared. Go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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