Genuine Tyco Electronics 5-way connector for Land Rover Discovery 3 spot lamp switch (switch part number XKB500080PVJ)
Supplied with 5 terminals.
The Land Rover part number for reference only is YPC10523 (not available from LR).
Pinout for use with XKB500080PVJ switch:
1: Switched Ground Out (Grounded when switch pressed down) - to relay coil pin 85
2: Illumination +12V
3: (Not Connected)
5: Spotlight +12V (illuminates orange LED when spots are on) - to relay output pin 87
The terminals of your relay should be connected as follows:
85: Coil -ve: to switch pin 1
86: Coil +ve: to main beam feed
30: In: Fused input 12V
87: Out: To spots and switch pin 5