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Home >> Chevrolet >> 2021 >> Camaro SS, 2D Convertible, Standard Trans >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Vehicle Access System >> Diagnostic Information and Procedures >> DTC B3938 >> Circuit/System Description
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Circuit/System Description

For an overview of the component/system, refer to Fuel Fill Door Description and Operation 

Circuit Description
Control - Relay Coil The output circuit is switched to 12 V to activate the component.
Control - Terminal 1 @ M97 Fuel Fill Door Lock Actuator The output circuit is switched from ground to 12 V to activate the component.
Control - Terminal 2 @ M97 Fuel Fill Door Lock Actuator The output circuit is switched from ground to 12 V to activate the component.
Ground - Relay Coil Chassis Ground
Component Description
K9 Body Control Module The module controls various vehicle functions like lighting, central door locking, power windows, etc.
M97 Fuel Fill Door Lock Actuator The fuel fill door lock actuator is a bidirectional DC motor that locks/unlocks the door.
X53A Fuse Block - Rear Body The fuse block houses various fuses and relays.
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