Access/Start Authorization Button E408 , pin assignment
Connector, 12-pin
1 - Switch contact 2
2 - Solenoid for key lock
3 - Voltage supply, negative
4 - Anti-theft immobilizer, "shift lock"
5 - Switch contact 1
6 - Switch contact 6
7 - Switch contact 3
8 - Immobilizer, Data 2
9 - Voltage supply, positive
10 - Switch contact 5
11 - Switch contact 4
12 - Immobilizer, Data 1