• 31.10 Head unit2
• 31.15 Telephony1
• 31.21 Telematics service5
• 31.22 Emergency call system2
• 31.30 Instrument cluster/onboard computer15
• 31.45 Taxi/rental car/driving instruction vehicle2
• 31.50 Display1
• 31.55 Navigation5
• 31.65 Radio20
• 31.67 Media playback/data medium1
• 31.75 Audio playback/audio output12
• 31.80 Antenna/antenna amplifier4