I have a 1999 land cruiser, AC is not working clutch will not engage. it has a charge "I have a gauge set" from reading trouble codes and forums it looks like I need to replace AC amp part # 88650-60360" I have been searching the dash and can not find this amp box yet.. can someone give me clear directions to it? I have taken dashes out before just don't want to if I don't have to lol