DTC B1796 Sleep Operation Failure of Occupant Classification ECU
DESCRIPTION
During sleep mode, the occupant classification ECU reads the condition of each sensor while the ignition switch is off.
In this mode, if the occupant classification ECU detects an internal malfunction, DTC B1796 is output.
DTC No. |
DTC Detecting Condition |
Trouble Area |
B1796 |
|
|
INSPECTION PROCEDURE
1 CHECK DTC
HINT: First clear DTCs stored in the occupant classification ECU and then in the center airbag sensor assembly.
OK: DTC B1796 is not output. HINT: Codes other than DTC B1796 may be output at this time, but they are not related to this check.
2 REPLACE OCCUPANT CLASSIFICATION ECU
3 PERFORM ZERO POINT CALIBRATION
OK: The "COMPLETED" is displayed.
4 PERFORM SENSITIVITY CHECK
Standard values: 27 to 33 kg (59.52 to 72.75 lb)
END
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