C0661 connector pin details (Body control unit)

Make

Land Rover

Model

Discovery II (UK)

Section

Description and operation › C0661 connector pin details

Body control unitC0661 connector pin details

C0661 connector pin details

Pin No.	Description	Input/Output
1	Serial bus to instrument pack and IDM	Input/Output
2	Not used	-
3	Battery backed up sounder code (AL)	Output
4	Diagnostic bi-directional 'K'-line	Input/Output
5	RF regulated power supply	Output
6	RF receiver input	Input
7	Brake switch activated	Input
8	Reverse gear selected	Input
9	Sunroof enable line	Output
10	Robust immobilisation	Output
11	Front washer pump	Input
12	Heated front screen relay	Output
13	Heated front screen active	Output
14	Battery backed up sounder code (ST)	Output
15	Heated rear screen active	Output
16	'N' or 'R' or 'P' or brake selected	Output
17	Not used	-
18	Passive remobilisation exciter coil	Output
19	RF battery supply from fuse 20 in passenger compartment fusebox	Input
20	Security status LED	Output
21	Front intermittent wiper	Input
22	Driver's door key unlock	Input

50 Diagnostics