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Home >> Toyota >> 2007 >> Camry CE, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 63 (Supplemental Restraint System - Occupant Classification System) >> Occupant Classification System >> DTC B1786: Front Occupant Classification Sensor RH Collision Detection (2006/10-) >> Inspection Procedure
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Inspection Procedure

WARNING: This page is about a different variant/trim than selected.
  1. PERFORM ZERO POINT CALIBRATION 
    1. Connect the intelligent tester to the DLC3.
    2. Turn the power switch on (IG).
    3. Using the intelligent tester, perform "zero point calibration" (See INITIALIZATION  ).

      OK: "COMPLETED" is displayed. 

    NG :  Go to STEP  4

    OK:  Go To Next Step

  2. PERFORM SENSITIVITY CHECK 
    1. Using the intelligent tester, perform "sensitivity check" (See INITIALIZATION  ).

      Standard value: 27 to 33 kg (59.52 to 72.75 lb) 

    NG:  Go to STEP  4

    OK:  Go To Next Step

  3. CHECK DTC 
    1. Turn the power switch on (IG).
    2. Clear the DTCs stored in the occupant classification ECU (See DTC CHECK/CLEAR  ).
    3. Clear the DTCs stored in the center airbag sensor assembly (See DTC CHECK/CLEAR (2006/10-) ).
    4. Turn the power switch off.
    5. Turn the power switch on (IG).
    6. Check the DTCs (See DTC CHECK/CLEAR  ).

      OK: DTC B1786 is not output. 

      HINT:

      Codes other than DTC B1786 may be output at this time, but they are not related to this check.

    OK: END 

    NG:  Go To Next Step

  4. REPLACE FRONT SEAT ASSEMBLY RH 
    1. Turn the power switch off.
    2. Disconnect the negative (-) terminal cable from the battery.
    3. Replace the front seat assembly RH (See REMOVAL (2006/10- ) for power seat or REMOVAL (2006/10- ) for manual seat) .

      HINT:

      Perform the inspection using parts from a normal vehicle if possible.

  5. PERFORM ZERO POINT CALIBRATION 
    1. Connect the negative (-) terminal cable to the battery.
    2. Connect the intelligent tester to the DLC3.
    3. Turn the power switch on (IG).
    4. Using the intelligent tester, perform "zero point calibration" (See INITIALIZATION  ).

      OK: "COMPLETED" is displayed. 

    NG:  Go to STEP  8

    OK:  Go To Next Step

  6. PERFORM SENSITIVITY CHECK 
    1. Using the intelligent tester, perform "sensitivity check" (See INITIALIZATION  ).

      Standard value: 27 to 33 kg (59.52 to 72.75 lb) 

    NG:  Go to STEP  8

    OK:  Go To Next Step

  7. CHECK DTC 
    1. Turn the power switch on (IG).
    2. Clear the DTCs stored in the occupant classification ECU (See DTC CHECK/CLEAR  ).
    3. Clear the DTCs stored in the center airbag sensor assembly (See DTC CHECK/CLEAR (2006/10-) ).
    4. Turn the power switch off.
    5. Turn the power switch on (IG).
    6. Check the DTCs (See DTC CHECK/CLEAR  ).

      OK: DTC B1786 is not output. 

      HINT:

      Codes other than DTC B1786 may be output at this time, but they are not related to this check.

    OK: END 

    NG:  Go To Next Step

  8. REPLACE OCCUPANT CLASSIFICATION ECU 
    1. Turn the power switch off.
    2. Disconnect the negative (-) terminal cable from the battery.
    3. Replace the occupant classification ECU (See REMOVAL (2006/10-) ).
  9. PERFORM ZERO POINT CALIBRATION 
    1. Connect the negative (-) terminal cable to the battery.
    2. Connect the intelligent tester to the DLC3.
    3. Turn the power switch on (IG).
    4. Using the intelligent tester, perform "zero point calibration" (See INITIALIZATION  ).

      OK: "COMPLETED" is displayed. 

  10. PERFORM SENSITIVITY CHECK 
    1. Using the intelligent tester, perform "sensitivity check" (See INITIALIZATION  ).

      Standard value: 27 to 33 kg (59.52 to 72.75 lb) 

    NEXT: END 

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