LEMON Manuals: Even more car manuals for everyone
Home >> Buick >> 2022 >> Envision Preferred, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Memory Modules >> Secondary And Configurable Customer Control System >> Diagnostic Information and Procedures >> DTC B1A37 >> Circuit/System Description

Circuit/System Description

The V-Mode switch is part of the S70R Steering Wheel Controls Switch - Right. It is a normally open switch that closes when the switch is pressed. The K9 Body Control Module monitors the switch on signal circuit 4990 and the switch receives a constant ground on ground circuit 1450. When the V-Mode switch is not pressed, the switch is open and signal voltage observed by the K9 Body Control Module is high. When the V-Mode switch is pressed, the switch is closed and signal voltage observed by the K9 Body Control Module is low.