LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Buick >> 2021 >> Envision Essence, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Collision/Avoidance >> Driver Assistance Systems >> Diagnostic Information and Procedures >> DTC U3000 (B218L Side Obstacle Detection Control Module - Left or B218R Side Obstacle Detection Control Module - Right) >> Circuit/System Description
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Circuit/System Description

The B218L Side Obstacle Detection Control Module - Left and B218R Side Obstacle Detection Control Module - Right perform a routine of self-check functions to determine if it is a normal operating state.