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      04-10-2013, 03:26 AM   #3
techie182
Private First Class
 
Drives: 328i coupe
Join Date: Mar 2009
Location: Korea

Posts: 186
iTrader: (1)

Thank you. Just bought 4P 20A relay.
Can you check my wiring before I shock myself or burn my car down.

4P 12V relay 20A
Red / Black /Yellow/ Blue

Blue=switch= reverse light
Red=positive on battery
black=ground
yellow=power going into camera

Any nearby alternative 12V other than battery itself?
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