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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 20 (Supplemental Inflatable Restraint System) >> Diagnostic Information and Procedures >> DTC B0074: Passenger Presence Sensor Resistance >> Circuit/System Description

Circuit/System Description

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The Passenger Presence Detection Module monitors the sensor status continually. Whenever the sensor mat has an internal malfunction, the Passenger Presence Detection Module will set DTC B0074.

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