1999 Lexus LS 400 "already change tps car getting" Questions

...change 4 coil and still have 4 old was that was misfireing gonna get new ones in next week but I noticed that the car runs good but when I come to a stop idle lower and feels like its about too shut ...

...tps? it threw that OBD2 code at you? if you don't have the scanner, autozone or advance auto parts can read the codes for you & you can clear them... so, you changed the fuel filter on this ...

...change the TPS still have same code after replacement P0122 the problem code for TPS, and this code P01684 still show up P01684 just says that the battery has been disconnected within the past 50 ...

...already and no change i did have new header and exhaust installed with out cats also performace clutch but just cant find the problem. ne suggestions? Are you saying you do not have catalytic ...

...get hot changed the IAC already could it be fuel pump Sounds like. MAP sensor or cam sensor. You didn't say if Chechen engine light is on. No light on check throttle. body and TPS . it may be

...TPS) and replace it ourselves, because we have already paid the mechanics shop $491.53 for the repairs stated above...but we have to replace the radiator before putting in a new sensor or it will get ...

...already changed air and fule filter. Could it possibly be the TPS or the mass air sensor? Also, the check engine light stays on. Can I check the computer codes without a machine? Could be tps or just ...

already someone help maybe tps? There is a two terminal key switch on some Nissan's has start and run. The start is sending power to the coil when the key goes back to run there is no power getting to

...tps or maf sensor. the maf sensor is $800 which is absurd. anyone have any ideas. already checked all vacuum lines and switches too Sounds like your coil is heating up. it effects the spark, and may ...

...tps already and no improvement, cleaned throttle body as well. What could be causing this? Check your butterfly it may be getting stuck or your plastic housing may be coming in contact with the ...