LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
BMW
>>
2003
>>
M3 2D Convertible
>>
Repair and Diagnosis
>>
Electrical
>>
Charging Systems
>>
Generators & Regulators
>>
Wiring Diagrams
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Wiring Diagrams
Fig 1: Wiring Diagram Charging System (2001-04 325i, 325Ci, 325xi, 330i, 330Ci & 330xi)
Courtesy of BMW OF NORTH AMERICA, INC.
Fig 2: Wiring Diagram Charging System (2001-03 M3)
Courtesy of BMW OF NORTH AMERICA, INC.
Fig 3: Wiring Diagram Charging System (2004 M3)
Courtesy of BMW OF NORTH AMERICA, INC.
Courtesy of BMW OF NORTH AMERICA, INC.
Courtesy of BMW OF NORTH AMERICA, INC.
Courtesy of BMW OF NORTH AMERICA, INC.