bee r problems

[Decep82]

ok i wired it up according to the diagram and wen i rev my car the engine management light comes on any1 have any ideas

 

[Gtstu]

the diagram they supply is wrong yellow goes to 7 green to 21
red is the power black is earth other wire is the hand brake

 

[ryan-11]

the engine management light comes on cause it thinks its misfiring or something mines used to do it, kinda the reason i sold it

 

[Mike D EP82]

iv come to the conclusion that they are pish. i still cant get mine to work at all and iv double checked a hundred times the wiring is correct.