• 31.21 Telematics service2
• 31.25 Radiophone/radio data transmission/fax1
• 31.30 Instrument cluster/onboard computer44
• 31.35 Tachograph/toll system3
• 31.50 Display4
• 31.55 Navigation10
• 31.65 Radio28
• 31.67 Media playback/data medium1
• 31.75 Audio playback/audio output1
• 31.80 Antenna/antenna amplifier9