Data Link Connectors (DLC)

Fuse/relay Panel, Relay And Fuse Identification:

(Attached to housing)

C - Black (power supply)
- Terminal 1 - Ground (GND)
- Terminal 2 - Battery Positive Voltage (B+), (term. 30) via fuse
D - White
- Data transfer
- For all OBD systems
E - Blue
- Blink code output (no longer applicable to all OBD systems)
F - Auxiliary fuses