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1997 Lexus GS 300 acelerator problem

Tiny
KET_BOY
  • MEMBER
  • 1997 LEXUS GS 300
  • 3.0L
  • V6
  • RWD
  • AUTOMATIC
  • 200,000 MILES
Dear sir

there is no option for toyota aristo, thats why I put lexux gs300 because its a bit similiar

im having a problem

the car is discontrolled

first when it was normal, when I started the engine, the car automatticaaly acelerate a bit to warm up the engine

now I dont know what happeened, the car is making the inverse

its acelreating that bit when the engine is already hot, and when is cold the acelerator is norma;

please help me
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Monday, September 22nd, 2014 AT 1:13 PM

3 Replies

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,755 POSTS
Is it the engine idle speed that is the issue?
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Monday, September 22nd, 2014 AT 5:43 PM
Tiny
KET_BOY
  • MEMBER
  • 3 POSTS
Yes sir.
What can u do to fix this?
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Monday, September 22nd, 2014 AT 9:01 PM
Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,755 POSTS
If it is the idle, check to make sure there are no vacuum leaks. Also, check the idle air control valve (IAC). The IAC is responsible for maintaining the engine idle speed.
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Tuesday, September 23rd, 2014 AT 4:38 AM

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