Broken GS

Im in trouble. I bought a cheap 2005 GS430 at Graysonline and Ive got error lights on my instrument panel. The obd dug up these 4 codes: C1289 C1564 C1773 B2414 Please help me. I've only owned UCF10R LS's up til now (3 of them with almost 700,000km pretty trouble free miles I travelled in the 3 of them) Not used to this trouble. I need help!!!!