Detailed Overview of Automotive Rearview Mirror Functions（三）
Convenience Folding: Mirrors Fold Upon LockingIf the “Convenience Folding” function is enabled via vehicle coding, the side mirrors automatically fold in the moment the vehicle is locked using the remote key. Upon receiving the lock confirmation, the Body Control Module (BCM) sends a folding command to the door control units on both sides. The next […]
Detailed Explanation of Car Rearview Mirror Functions（二）
Electric folding: State machine for “garage mode” and “driving mode.” A folding motor is housed within the mirror casing; when the rotary knob is turned to the folding symbol, both side mirrors simultaneously retract inward (“garage mode”) or extend outward (“driving mode”). Engineers designed a comprehensive safety logic for this simple action: ① Sensorless limit […]
Detailed Explanation of Car Rearview Mirror Functions（一）
Side mirrors serve as a driver’s “second pair of eyes” for perceiving the external environment. In today’s mid-to-high-end models, these palm-sized mirrors have long integrated a suite of smart features, such as electric adjustment, position memory, electric folding, automatic retraction upon locking, and automatic anti-glare capabilities. This article breaks down the control logic behind these […]