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Home >> Genesis >> 2021 >> G90 5.0 Ultimate, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 33 (Engine Control System Diagnosis - 3.3L (7 Of 9)) >> DTC P0638-00: Throttle Actuator Control Range/Performance (Bank 1) >> DTC Inspection >> GDS data analysis

GDS data analysis

WARNING: This page is about a different variant/trim than selected.
  1. Connect GDS and select "DTC Analysis" mode.
  2. Warm up the engine.
  3. Monitor the parameters related to DTC on the "Current Data" menu of the GDS as below.
    G14204960Courtesy of HYUNDAI MOTOR AMERICA

    TPS1 - At idle: approximately 0.5V, At acceleration (2245 RPM): approximately 0.8V

    TPS2 - At idle: approximately 4.5V, At acceleration (2245 RPM): approximately 4.2V

  4. Is parameter displayed within specifications?

    YES 

    • Fault is intermittent caused by poor contact in the sensor's and/or ECM's connector. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

    • Go to next step.