• 54.00 General9
• 54.10 Battery, power supply, voltage converter11
• 54.15 Fuse and relay box2
• 54.18 Cable harnesses3
• 54.20 Module box9
• 54.21 Control units / basic modules2
• 54.22 Diagnostic test coupling/diagnostic socket16
• 54.25 Switches6
• 54.30 Instrument cluster, display instruments, hazard warning device54
• 54.35 Signaling system8
• 54.61 Speed recorder, trip recorder, taximeter24
• 54.65 Parking assist5
• 54.75 Speedometer shaft1