FixVault
Home
›
BMW
›
2013
›
M3 2D Convertible, Standard Trans
›
Repair and Diagnosis
›
General Information
›
OEM General Information
›
Functional Description -- M3 Convertible
›
Towing - Functional Description
›
Trailer Module (AHM) And Trailer Coupling Release
›
System functions
System functions
The following functions are described:
Trailer lighting
Trailer detection
Trailer coupling release