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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 P0506: Idle Control System - Rpm Lower Than Expected >> Inspection Procedures >> 7. Check Intake Hose & Throttle Plate For Blockage

7. Check Intake Hose & Throttle Plate For Blockage

  1. Visually check the intake hose and throttle plate for blockage or carbon deposits.

Is the passage of the intake hose or the throttle plate blocked? 

No: Proceed with ECM problem procedure.

Yes: Clean or replace it.