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      09-13-2018, 07:18 AM   #4
Billfitz
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Drives: '15 328iX GT
Join Date: Jan 2015
Location: New Hampshire

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Quote:
Originally Posted by RoundRound View Post
Thanks,
This was a technical question, where do the rear parking sensors (PDC) output their sound to?
They output a signal to the REM, rear electronics module. My assumption is that it then is routed to the HU, but I can't say for sure. One way or another the tones are played through the speakers, whether the radio is on or not. That tells me that the radio on/off button only affects the radio tuner, not the amplifier.

Quote:
I'm thinking of skipping teh rear channels for now to save on amplification
You only get one chance to do it right the first time.
Appreciate 1