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Home >> Toyota >> 2014 >> Prius Plug-in >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 131 (Occupant Classification System (Diagnostic Codes & Symptom Tests) (Except Plug-In)) >> Occupant Classification System >> DTC B1796: Sleep Operation Failure of Occupant Classification ECU [10/2013 - ] >> Procedure
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DTC B1796: Sleep Operation Failure of Occupant Classification ECU [10/2013 - ]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. REPLACE OCCUPANT CLASSIFICATION ECU 
    1. Turn the power switch off.
    2. Disconnect the cable from the negative (-) auxiliary battery terminal.
    3. Replace the occupant classification ECU. Refer to REMOVAL [10/2013 - ] .

    NEXT: Go to next step 

  2. PERFORM ZERO POINT CALIBRATION 
    1. Connect the cable to the negative (-) auxiliary battery terminal.
    2. Connect the Techstream to the DLC3.
    3. Turn the power switch on (IG).
    4. Using the Techstream, perform Zero Point Calibration. Refer to INITIALIZATION [10/2013 - ] .

      OK

      "Zero Point Calibration is complete." is displayed.

    NEXT: Go to next step 

  3. PERFORM SENSITIVITY CHECK 
    1. Using the Techstream, perform Sensitivity Check. Refer to INITIALIZATION [10/2013 - ] .

      Standard

      27 to 33 kg (59.5 to 72.8 lb)

    NEXT → END