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Home >> Chevrolet >> 2021 >> Blazer RS, 4WD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel And Console Trim >> Diagnostic Information and Procedures >> Instrument Panel Compartment Door Latch Release Malfunction >> Circuit/System Description

Circuit/System Description

For an overview of the component/system, Refer to Instrument Panel Compartment Description and Operation 

Circuit Description
B+ - Relay Switch Supplied from a fuse.
Signal The control module input circuit has an internal resistance connected to 12 V.
Control - Component The output circuit is switched to 12 V to activate the component.
Control - Relay Coil The output circuit is switched to 12 V to activate the component.
Control - Relay Coil The output circuit is switched to ground to activate the component.
Ground - Component Chassis Ground
Component Description
K9 Body Control Module The module controls various vehicle functions like lighting, central door locking, power windows, etc.
M91 Instrument Panel Compartment Door Unlatch Actuator An electric DC motor.
S86 Vehicle Stability Control Switch When the switch is activated, the signal circuit to the control module is grounded.
X53A Fuse Block - Rear Body The fuse block houses various fuses and relays.