• 31.10 Head unit15
• 31.15 Telephony26
• 31.16 Email/internet/computer/tablet5
• 31.20 Fleet management system/positioning3
• 31.21 Telematics service26
• 31.22 Emergency call system9
• 31.30 Instrument cluster/onboard computer47
• 31.35 Tachograph/toll system9
• 31.40 Voice control system4
• 31.45 Taxi/rental car/driving instruction vehicle1
• 31.50 Display21
• 31.55 Navigation10
• 31.60 Operation/controller/on-board computer12
• 31.65 Radio10
• 31.66 TV6
• 31.67 Media playback/data medium14
• 31.68 Rear Seat Entertainment system6
• 31.75 Audio playback/audio output22
• 31.80 Antenna/antenna amplifier23