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40 (16+12+12) pin QuadLock Fakra Head Unit / Car Stereo connector layout
40 (16+12+12) pin QuadLock Fakra Head Unit / Car Stereo connector
p/n 3B7 035 180

Meaning of Head Unit pinout signals

Pin function

Power pins

B.Up+ Battery+  (12V direct from Battery). 
GND, GROUND Chassis Ground

Audio pins

FR+ or RF+ Front right speaker out
FL+ or LF+ Front left speaker out
RR+ Rear right speaker out
LR+ or  RL+ Rear left speaker out
FR- or RF-, FL- or LF-, RR-, LR- or RL-, SGND The corresponding speaker ground

Misc. pins

Amp+ Amplifier control
Removal key,Alarm

anti-theft alarm system

CD-C CD Changer related
CAN-L, CAN-H CAN on board diagnostic bus
According to 1 reports in our database (0 positive and 0 negative) the Volkswagen Premium 6 Jetta, Passat (2002-2004) CQ-JV1060L Head Unit pinout may be incorrect.

Is this pinout
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