Steering column switches, connector wiring

NOTE: The following list refers to items in Fig 1.

1. Ignition/starter switch -D 
   1. Ignition/starter switch -D-, terminal 15 (B+ with key on)
   2. Ignition/starter switch -D-, terminal X (B+ with key on)
   3. Ignition/starter switch -D-, terminal 50
   4. Ignition/starter switch -D-, terminal 30 (B+)
   5. Ignition/starter switch -D-, terminal SU
   6. Ignition/starter switch -D-, terminal P
2. Connector, 5 -point 
   1. Windshield wiper/washer switch -E22-, terminal 53b
   2. Windshield wiper/washer switch -E22-, terminal 53a
   3. Windshield wiper/washer switch -E22-, terminal 53
   4. Windshield wiper/washer switch -E22-, terminal 53e
   5. Windshield wiper/washer switch -E22-, terminal J
3. Connector, 5 -point 
   1. Emergency flasher switch -E3-, terminal 49
   2. Headlight dimmer/flasher switch -E4-, terminal 56b
   3. Headlight dimmer/flasher switch -E4-, terminal 56
   4. Headlight dimmer/flasher switch -E4-, terminal 56a
   5. Headlight dimmer/flasher switch -E4-, terminal 30 (B+)
4. Connector, 4 -point 
   1. Windshield wiper/washer switch -E22-, terminal L
   2. Windshield wiper/washer switch -E22-, terminal T
   3. Windshield wiper/washer switch -E22-, terminal 31 (GND)
   4. Emergency flasher switch -E3-, terminal 15 (B+ with key on)
5. Connector, 7 -point 
   1. Horn button, terminal 71
   2. Emergency flasher switch -E3-, terminal 49a
   3. Turn signal switch -E2-, terminal L
   4. Parking light switch -E19-, terminal PL
   5. Parking light switch -E19-, terminal P
   6. Parking light switch -E19-, terminal PR
   7. Turn signal switch -E2-, terminal R

Fig 1: Identifying Steering Column Switch Connector Terminals

Courtesy of VOLKSWAGEN OF AMERICA, INC.