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Home >> Kia >> 2017 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle System Diagnosis (PHEV) >> DTC P0722: Output Speed Sensor Circuit No Signal >> Component Inspection >> Notes
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Component Inspection: Notes

  1. Ignition "OFF"
  2. Refer to REPAIR PROCEDURES and LIFT AND SUPPORT POINTS and remove necessary parts to get access to ATM Solenoid connector and lift vehicle with suitable lift.
  3. Engine "ON"
  4. Back probe and measure signal waveform between Pin No. 4 (Signal) terminal of ATM Solenoid harness connector and chassis ground.

    Specification  : High - Approx. 1.5V/Low - Approx. 0.7V

    G12348090Courtesy of KIA MOTORS AMERICA, INC.
    G12348091Courtesy of KIA MOTORS AMERICA, INC.
    G12348092Courtesy of KIA MOTORS AMERICA, INC.
  5. Is the measured value within specification?

    YES 

    NO 

    • Carefully re-do this troubleshooting guide steps.
    • If problem still occurs, replace Output Speed Sensor and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.