1994 BMW 850ci Car Stereo Wire Harness Colors
Car Radio Battery Constant 12v+ Wire: Red/Green/Yellow
Car Radio Accessory Switched 12v+ Wire: Violet/White
Car Radio Ground Wire: Brown
Car Radio Illumination Wire: Gray/Red
Car Stereo Dimmer Wire: N/A
Car Stereo Antenna Trigger Wire: White
Car Stereo Amp Trigger Wire: White
Car Stereo Amplifier Location: Located under the rear deck on the driver side of the vehicle.
Car Audio Front Speakers Size: N/A
Car Audio Front Speakers Location: N/A
Front Left Speaker Positive Wire (+): Yellow/Red
Front Left Speaker Negative Wire (-): Brown/Orange
Front Right Speaker Positive Wire (+): Blue/Red
Front Right Speaker Negative Wire (-): Brown/Orange
Car Audio Rear Speakers Size: N/A
Car Audio Rear Speakers Location: N/A
Rear Left Speaker Positive Wire (+): Yellow/Black
Rear Left Speaker Negative Wire (-): Brown/Orange
Rear Right Speaker Positive Wire (+): Blue/Black
Rear Right Speaker Negative Wire (-): Brown/Orange