Radio, multi-pin connector assignments
8 pin multi-connector I
1 - Speaker + right rear
2 - Speaker + right front
3 - Speaker + left front
4 - Speaker + left rear
5 - Speaker - right rear
6 - Speaker - right front
7 - Speaker - left front
8 - Speaker - left rear
8 pin multi-connector II
9 - CAN-Bus plus
10 - CAN-Bus minus
11 - Mute
12 - Ground (GND)
13 - Radio, Control signal
14 - Contact alarm
15 - Battery positive (B+)
16 - Signal for anti-theft alarm
12 pin multi-connector III*
1-5 Open
6 - Signal for telephone minus (-)
7-11 Open
12 - Signal for telephone plus (+)
12 pin multi-connector IV
1 - Open
2 - CD Changer - left and right channel, Ground (GND)
3 - Open
4 - CD Changer - Positive (B+) supply
5 - Open
6 - CD Changer - DATA OUT
7 - Open
8 - CD Changer - left channel, CD/L
9 - CD Changer - right channel, CD/L
10 - CD Changer - Control signal
11 - CD Changer - DATA IN
12 - CD Changer - CLOCK
*) Where applicable