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Home › Kia › 2009 › Optima EX, 2.7 4 › Repair and Diagnosis › Transmission › Automatic Trans › Troubleshooting › DTC P0733: Gear 3 Incorrect Ratio › Scan Tool Diagnostics › Monitor Scan Tool Data

Monitor Scan Tool Data

  1. Connect scan tool to data link connector (DLC)
  2. Engine "ON".
  3. Monitor the "ENGINE SPEED, INPUT SPEED SENSOR, OUTPUT SPEED SENSOR, GEAR POSITION" parameter on the scan tool
  4. Disconnect the solenoid valve connector and perform the "STALL TEST"

    Specification:  2100-2800 engine RPM

    Fig 1: Scan Tool Display - Engine Speed, Input Speed Sensor, Output Speed Sensor, Gear Position Parameter
    G06416780Courtesy of KIA MOTORS AMERICA, INC.

    OPERATING ELEMENT OF EACH SHIFTING RANGE 

    GEAR POSITION REFERENCE

    GEAR POSITION ELEMENT
    L/R BRAKE 2ND BRAKE U/D CLUTCH O/D CLUTCH RED BRAKE DIR CLUTCH REV CLUTCH OWC1 OWC2
    1st •   •   •     • •
    2nd   • •   •       •
    3rd     • • •       •
    4th   •   • •       •
    5th   •   •   •      
    REV •       •   •    
    N, P •       •        

    Low & Reverse Brake is released When the Vehicle speed over the 5 MPH (7Km/h)

    NOTE: Stall test procedure in D3 and reason Procedure
    1. Warm up the engine
    2. After making 3rd gear hold by disconnecting the solenoid connector, and Then depress the foot brake pedal fully After that, step on the accelerator pedal to the maximum

    * The slippage of 3rd gear operating parts can be detected by stall test in D3.
  5. Is "STALL TEST" within specifications?

    YES 

    NO 

CAUTION:
  1. Do not let anybody stand in front of or behind the vehicle while this test is being carried out.
  2. Check the A/T fluid level and temperature and the engine coolant temperature.
    • Fluid level: At the hot mark on the oil level gauge.
    • Fluid temperature: 176-212°F (80-100°C).
    • Engine coolant temperature: 176-212°F (80-100°C).
  3. Chock both rear wheel (left and right).
  4. Pull the parking brake lever on with the brake pedal fully depressed.
  5. The throttle should not be left fully open for more than eight second.
  6. If carrying out the stall test two or more time, move the select lever to the "N" position and run the engine at 1,000 RPM to let the A/T fluid cool down before carrying out subsequent.
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