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Home >> Lexus >> 2012 >> LS 600hL >> Repair and Diagnosis >> Suspension >> Electronic Suspension >> Active Stabilizer Suspension System (Diagnostic Codes (C1901 - U01108)) >> Active Stabilizer Suspension System >> DTC C194F: Operation of Static Test Mode is Incomplete (Test Mode DTC); DTC C1950: Front Stabilizer Target Angle Not Attained (Test Mode DTC); DTC C1951: Rear Stabilizer Target Angle Not Attained (Test Mode DTC) >> Procedure

DTC C194F: Operation of Static Test Mode is Incomplete (Test Mode DTC); DTC C1950: Front Stabilizer Target Angle Not Attained (Test Mode DTC); DTC C1951: Rear Stabilizer Target Angle Not Attained (Test Mode DTC): Procedure

  1. PERFORM ACTIVE TEST USING TECHSTREAM (FRONT AND/OR REAR ACTIVE STABILIZER) 
    1. Turn the power switch OFF.
    2. Connect the Techstream to the DLC3.
    3. Turn the power switch ON (READY) and the Techstream on.
    4. Perform the Active Test. Refer to DATA LIST / ACTIVE TEST .
    5. After the Active Test ends, check that test mode DTCs are erased.

      HINT: 

      If the Active Test cannot be performed, turn the power switch OFF and ON (READY) again, and perform the Active Test. If the Active Test still cannot be performed, there may be a system malfunction.

      RESULT

      Result Proceed to
      Even if Active Test is repeatedly attempted, Active Test cannot be performed (test mode DTC C194F and/or C1950 are output) A
      Even if Active Test is repeatedly attempted, Active Test cannot be performed (test mode DTC C194F and/or C1951 are output) B
      Active Test operates and test mode DTCs are not output C

    B → See step   3 

    C → END 

    A → See step   2 

  2. GO TO FLOWCHART OF DTC C1929. Refer to  DTC C1929: Front Magnetic Pole Sensor Initialization Incomplete; DTC C192A: Front Magnetic Pole Sensor Pattern; DTC C192B: Front Actuator Short Detect Relay; DTC C192C: Protection for Overload of Front Actuator; DTC C1944: Front Actuator Torque Decrease  
  3. GO TO FLOWCHART OF DTC C1901. Refer to  DTC C1901: Rear Magnetic Pole Sensor Initialization Incomplete; DTC C1902: Rear Magnetic Pole Sensor Pattern; DTC C1903: Rear Actuator Short Detect Relay; DTC C1904: Protection for Overload of Rear Actuator; DTC C191C: Rear Actuator Torque Decrease