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Head unit inputs, bus

Head unit inputs, bus



Ignition +B (on/off) from DICE (628)

CD changer information from CD changer (355)

Vehicle speed (km/h, mph) from MIU (540)

Rheostat value (0-100%) from SID (541)

Rheostat Night Panel (0-100%) from SID (541)

Night Panel (on/off) from SID (541)

Display illumination (0-100%) from SID (541)

Steering wheel switches from SID (541)

Key Correct (on/off) from TWICE (632)

Wheel speed RL (km/h) from ESP (671)

Diagnostics communication, see Bus and diagnostics communication.