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Anonymous Posted on Aug 11, 2012

Lexus ls400 engine light and traction control light came on at the same time now low on power and takes a bit to get up to speed

  • 2 more comments 
  • Anonymous Aug 12, 2012

    hey just got a code from the traction control code 51 i think it flashs 5 fast flashs 1 slow and it says Problem in engine control system all help would be great

  •  Stephen
    Stephen Aug 12, 2012

    The traction code 51 is supposed to mean there is a problem with the engine computer so the tranction control is disabled. Once you fix the engine code or codes the traction code should go away.

  • Anonymous Aug 14, 2012

    the scan said that my right rear wheel speed sensor is faulty would this set that code 51 off thanks for all the help

  • Anonymous Aug 16, 2012

    cool mate i will check that thanks for the help

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1 Answer

Stephen

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  • Lexus Master 21,873 Answers
  • Posted on Aug 11, 2012
 Stephen
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You need to have someone scan the computer for trouble codes. Most auto parts stores in the US will do this for free in hopes of selling you some parts. The traction control uses the engine to maintain the stability of the car, so you may or may not have a second problem with that system.

Testimonial: "the scan said that my right rear wheel speed sensor is faulty would this set that code 51 off? thanks for all the help so far but any more would be great thanks "

  • Anonymous Aug 12, 2012

    yeah taking it to get a scan tomorrow so i will post codes tomorrow and go from there thanks mate for the reply

  •  Stephen
    Stephen Aug 14, 2012

    It could. A code does not always mean a sensor is bad, just that the signal the computer is getting from it is not within normal range. The sensor could be faulty or the connection or the wiring back to the computer.

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5 Related Answers

Anonymous

  • 73 Answers
  • Posted on Oct 02, 2009

SOURCE: Lexus LS400 loss of power and excessive fuel

check the computer known for going bad. auto computer exchange in Davie fL can fix it

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Anonymous

  • 1 Answer
  • Posted on Mar 27, 2009

SOURCE: ls400 indicator lights coming on

you need a new alternator

mkv0525

Mike Vincent

  • 358 Answers
  • Posted on May 27, 2009

SOURCE: 92 lexus ls 400 check engine and traction control light came on at the same time, 92 lexus ls 400.

the track off light will come everytime yhe check engine light comes on. this is normal. you need to have the check engine light checked first.you can go to your local parts house they will scan it for so you at least see what area you problem is in and then you can start from there. let me know lf you find out youe engine codes.

emissionwiz

Marvin

  • 85242 Answers
  • Posted on Jun 22, 2009

SOURCE: Check Engine light and traction control light stay

there is nothing to do here but have the dealer run a scanner test to see what trouble codes were set with the lights coming on, until then there is no way to tell what the problem might be as there are over 200 possibilities.

Francis Mason

  • 87 Answers
  • Posted on Nov 11, 2009

SOURCE: 1991 lexus ls400 power steeing slowly got hard to

Check the power steering fluid level.

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Please copy and paste the link above and it will take you to the lexus site. There you will find the owners manual and you can download whatever sections you need for free.

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