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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Manual Transmission - M32) >> Diagnostic Information and Procedures >> DTC P0502 or P0503: Vehicle Speed Sensor (VSS) Circuit >> Circuit/System Verification

Circuit/System Verification

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  1. Ignition ON.
  2. Verify DTC P0651 is not set.
    • If DTC P0651 is not set 
  3. Raise and support the drive wheels in a horizontal position.
    CAUTION: Support the lower control arms in the normal horizontal position in order to avoid damage to the drive axles. Do not operate the vehicle in gear with the wheels hanging down at full travel.
  4. Start and idle the engine.
  5. Place the transmission in second gear and release the clutch pedal.
  6. Verify the scan tool Vehicle Speed Sensor parameter increases as the drive wheel speed increases.
    • If the Vehicle Speed Sensor parameter does increase 
  7. Operate the vehicle within the conditions for running the DTC to verify the DTC does not set. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records.
    • If the DTC does not set 
  8. All OK.