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Home >> Toyota >> 2021 >> Corolla LE >> Repair and Diagnosis >> External Pages >> Different car >> Section 200 (Occupant Classification System - Diagnostic Codes & Symptom Tests (Model Code: ZRE172)) >> Occupant Classification System >> DTC B1796: Sleep Operation Failure of Occupant Classification ECU [08/2013 - ] >> Description
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DTC B1796: Sleep Operation Failure of Occupant Classification ECU [08/2013 - ]: Description

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In sleep mode, the occupant detection ECU reads the condition of each sensor while the ignition switch is off.

In this mode, if the occupant detection ECU detects an internal malfunction, DTC B1796 is stored.

DTC No. Detection Item DTC Detection Condition Trouble Area
B1796 Sleep Operation Failure of Occupant Classification ECU Occupant detection ECU malfunction Occupant detection ECU