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Home >> Toyota >> 2011 >> Highlander Hybrid Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 107 (Air Conditioning System (Manual) (Diagnostic Codes & Circuit Tests)) >> AIR CONDITIONING SYSTEM (for Manual Air Conditioning System) >> DTC B1441/41: Air Mix Damper Control Servo Motor Circuit (Passenger Side) >> Procedure

DTC B1441/41: Air Mix Damper Control Servo Motor Circuit (Passenger Side): Procedure

WARNING: This page is about a different variant/trim than selected.
  1. READ VALUE USING TECHSTREAM 
    1. Connect Techstream to the DLC3.
    2. Turn the ignition switch on (IG) and turn Techstream main switch on.
    3. Select the items below in the Data List, and read the value displayed on Techstream.
      DATA LIST / AIR CONDITIONER

      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Air Mix Sensor Targ Pulse(P) Passenger side air mix servo motor target pulse /
      Min.: 0, Max.: 255
      MAX. COLD: 105 (pulse)
      MAX HOT: 7 (pulse)
      -

      OK

      The display is as specified in the normal condition column.

      Result

      Result Proceed to
      NG A
      OK (Checking from PROBLEM SYMPTOMS TABLE) B
      OK (Checking from DTC) C

    B → See step   4 

    C → See step   5 

    A: Go to next step 

  2. REPLACE AIR MIX CONTROL SERVO MOTOR 
    1. Replace air mix control servo motor, refer to REMOVAL - Step 2 .

    NEXT: Go to next step 

  3. CHECK DTC OUTPUT 
    1. Check for DTC.

      OK

      DTC B1441/41 is not output.

    NG → REPAIR OR REPLACE AIR CONDITIONING HARNESS 

    OK → END 

  4. PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE 
  5. REPLACE AIR CONDITIONING AMPLIFIER. Refer to  REMOVAL - Step 6