OBC wiring pin out
Pin number Function Input/Output Signal
1 Horn Output Ground, approx. 1 Hz
2 Gong Output Ground , approx. 2.5 seconds
3 Not used
4 Remote control Input Ground
5 KL R (accessory position ) Input Battery Voltage
6 KL 30 Permanent memory Input Battery Voltage
7 KL 15 Ignition - Start/ Run Input Battery Voltage
8 KL 58K Light switch Park/ Head Input Battery Voltage
9 KL 31g for dimming display Input Variable ground
10 KL 31 Input Ground
11 Relay box,
car immobilization ignition cut out Output Ground
12 Not used
13 Not used
14 Not used
15 Fuel level sender Input Variable resistance
16 Ambient temp sensor Input Variable resistance
17 Fuel consumption rate Input Frequency
18 Fuel level reserve switch Input Resistance
19 Not used
20 Not used
21 Distance signal Input Frequency
22 KL 50 Ignition - Start position Input Battery Voltage
23 Not used
24 Not used
25 Not used
26 Not used