not sure on throttle but just bought a new fuel pump,sender,throttle body and tps. found a split hose by t piece under throttle body.fixed that but still p0171+p0174 bank 1+2 running lean. wheres the best place to get new uim+lim gaskets as i may as well replace then when i clean the secondaries.i have torque lite obd for android with bluetooth obd plug in so just learning to read it properly.