• 54.00 General205
• 54.10 Battery, power supply, voltage converter135
• 54.15 Fuse and relay box8
• 54.18 Cable harnesses53
• 54.21 Control units / basic modules761
• 54.22 Diagnostic test coupling/diagnostic socket25
• 54.25 Switches32
• 54.30 Instrument cluster, display instruments, hazard warning device156
• 54.35 Signaling system1
• 54.50 Trip computer1
• 54.61 Speed recorder, trip recorder, taximeter64
• 54.65 Parking assist21
• 54.70 Proximity warning system2
• 54.71 Camera and radar-assisted assistance systems11