High idle on 1997 sc400

Asked by Jul 31, 2012 at 09:14 AM about the 1997 Lexus SC 400 RWD

Question type: Maintenance & Repair

Car idles very high and it erratic, 900 to 1400 rpm s......causes ?

1 Answer

3,590

Check for vacuum leaks, misfires, and clean your idle control valve and egr valve. Its impossible to say exactly what it is without more info.

Your Answer

Lexus SC 400 Experts

  • #1
    Tom Demyan
    Reputation
    70
  • #1
    Mick Ireland
    Reputation
    70
  • #3
    Russell Murray
    Reputation
    60
View All

Related Models For Sale

Used Lexus SC 300
24 listings
Used Lexus LS 400
181 listings starting at $2,500
Used Ford Mustang
603 Great Deals out of 39,402 listings starting at $1,895
Used Chevrolet Camaro
465 Great Deals out of 31,602 listings starting at $1,450
Used Lexus GS 300
18 Great Deals out of 655 listings starting at $2,500
Used Nissan 300ZX
128 listings starting at $3,995

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.