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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 48 (Engine Control System Diagnosis - 2.0L (3 Of 3) (Except HEV)) >> DTC P2009: Intake Manifold Runner Control Circuit Low (Bank 1) >> Component Inspection

Component Inspection

WARNING: This page is about a different variant/trim than selected.
  1. IG "OFF".
  2. Connect probes to motor control terminals of VCM motor and signal terminal of VCM position sensor respectively.
  3. Start the engine.
  4. Monitor waveforms while step on and off the accelerator pedal by using VMI.

    Specification:  Signal waveform will be displayed as follows.

  5. Is the waveform within the specification?

    YES 

    • Check for poor connection between PCM and component: backed out terminal, improper mating, broken locks or poor terminal to wire connection. Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

    • Substitute with a known-good component and check for proper operation. If the problem is corrected, replace the component and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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