the blue sticker and green sticker is for a small black box with a spade connector that should be on your old unit? Diode I think its called? Not exactly sure that what it called but that is what they are for dont think you need them tho, your correct with the other two wires. Im having same problem. It wasnt charging then had auto elec out he sorted it out just had rebuild done and now all wires look correct but aint charging and dont fancy paying auto elec again so hopefully someone can help you out so I can nick some info lol