LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Hyundai >> 2017 >> Accent Value Edition >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (3 Of 3) >> DTC P2127: Accelerator Position Sensor 2 Signal Circuit Low Input >> DTC Inspection >> Monitor GDS Data
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Monitor GDS Data

  1. Connect GDS to Data Link Connector(DLC)
  2. Warm up the engine to normal operating temperature.
  3. Monitor "APS" parameter on the "Current Data  " with GDS.
    G12017120Courtesy of HYUNDAI MOTOR AMERICA
  4. Is parameter displayed within specifications?

    YES 

    • Fault is intermittent caused by poor contact in the sensor's and/or ECM's connector or was repaired and ECM memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "Verification of Vehicle Repair " procedure.

    NO 

    • Go to Wiring Inspection procedure below.