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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 59 (Power Door Lock System) >> Diagnostic Information and Procedures >> Exterior Door Handle Switch Malfunction >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.

For an overview of the component/system, refer to:Power Door Locks Description and Operation 

Circuit Description
Signal The control module input circuit has an internal resistance connected to 12 V.
Ground Chassis Ground
Component Description
B27 Door Handle Switch The switch has a normally open contact.When the switch is activated, the signal circuit to the control module is grounded.
K84 Keyless Entry Control Module The keyless entry control module communicates via serial data with the body control module and the auxiliary body control module.
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