LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2009 >> Sedona Base >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (2 Of 2) >> P2127: Throttle/Pedal Position Sensor/Switch "E" Circuit Low Input >> Monitor Scan Tool Data
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Monitor Scan Tool Data

  1. Connect scan tool to DLC. (Data Link Connector)
  2. Warm up the engine to normal operating temperature.
  3. Monitor "APS1 & APS2" parameters on the scan tool.
    VOLTAGE CHART

    Pedal Position Output Voltage (V) [Vref = 5.0V]
    APS1 APS2
    C.T  0.7-0.8V 0.275-0.475V
    W.O.T  3.8-4.4V 1.75-2.35V
    Fig 1: Scan Tool Display Screen - APS1 Voltage
    G04883586Courtesy of KIA MOTORS AMERICA, INC.
  4. Are those "APS1 & APS2" parameters displayed correctly?

    YES 

    • Fault is intermittent caused by poor contact in Sensor's and/or PCM's connector or was repaired and PCM 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 

scientia non olet · About LEMON Manuals