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Home >> Scion >> 2012 >> iQ >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> CVT Transaxle (Diagnostic Codes) >> Continuously Variable Transaxle System >> DTC P1589: Acceleration Sensor Learning Value >> Procedure

DTC P1589: Acceleration Sensor Learning Value: Procedure

  1. PERFORM INITIALIZATION (DECELERATION SENSOR 0 POINT CALIBRATION) 
    1. Perform the deceleration sensor 0 point calibration. Refer to INITIALIZATION .
      RESULT

      Result Proceed to
      Deceleration sensor 0 point calibration is completed normally A
      The MIL illuminates again B

    B → See step   3 

    A: Go to next step 

  2. PERFORM CVT OIL PRESSURE CALIBRATION 
    1. Perform the CVT oil pressure calibration. Refer to INITIALIZATION .

    NEXT → END 

  3. CHECK YAW RATE AND ACCELERATION SENSOR 
    1. Check the yaw rate and acceleration sensor for any inclination, bracket deformation or installation clearance.

      OK

      The yaw rate and acceleration sensor is installed correctly.

    NG → SECURELY INSTALL YAW RATE AND ACCELERATION SENSOR 

    OK: Go to next step 

  4. READ VALUE USING TECHSTREAM (G SENSOR) See step   2 

    B → See step   7 

    A: Go to next step 

  5. REPLACE ECM See step   5 

    NEXT: Go to next step 

  6. PERFORM INITIALIZATION See step   6 

    NEXT → END 

  7. REPLACE YAW RATE AND ACCELERATION SENSOR See step   3 

    NEXT: Go to next step 

  8. PERFORM INITIALIZATION See step   6 

    NEXT → END