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52 pin Volkswagen Quadlock connector layout
52 pin Volkswagen Quadlock connector
p/n 8XA035192A (also for 8X0035183F, 8X0857273B, 8X0035183E?)

Pin
Number
Description
A1 Loudspeaker (+), rear right
A2 Loudspeaker (+), front right
A3 Loudspeaker (+), front left
A4 Loudspeaker (+), rear left
A5 Loudspeaker (–), rear right
A6 Loudspeaker (–), front right
A7 Loudspeaker (–), front left
A8 Loudspeaker (–), rear left
A9 Subwoofer in rear shelf
A10 Centre loudspeaker
A13 Subwoofer in rear shelf
A14 Centre loudspeaker
A17 Terminal 31
A18 Terminal 30
Pin
Number
Description
B4 Microphone input (+) from microphone unit in front roof module (telephone microphone ) (versions with MOST only)
B6 DIAG signal from telephone bracket
B12 Microphone input (–) from microphone unit in front roof module (telephone microphone) (versions with MOST only)
Pin
Number
Description
C1 NF in, earth (low frequency)
C2 NF in, right-side (low frequency)
C3 USB (+5 V)
C4 USB (earth)
C5 iPod (ACC power)
C6 USB Detect
C7 NF in, left-side (low frequency)
C8 NF in, screen earth (low frequency)
C9 FBAS wire (+)
C10 FBAS wire (–)
C11 iPod data
C12 iPod data
Pin
Number
Description
C1 CAN Bus Low (Infotainment)
C7 CAN bus High (Infotainment) OR Open circuit diagnostic lead (versions with MOST only)
C12 Switch-on signal for telephone bracket /aerial amplifier for mobile telephone (versions with MOST only)

 

Pin
Number
Description
1 D (+)
2 iPod detected
3 D (–)
4 Earth

 

Pin
Number
Description
1 LVDS (–)
2 LIN
3 LVDS (+)
4 Earth
4 pin Head Unit LVDS shaped connector layout
4 pin Head Unit LVDS shaped connector
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