my supra totally lacks power. if i barley push on the throttle it will excellerate. any more and it stalls out. no engine codes are comming up? is this a TPS. issue?

10

Asked by sacsupra Nov 19, 2012 at 02:41 PM about the 1990 Toyota Supra 2 Dr Turbo Hatchback

Question type: Maintenance & Repair

the only engine mode so far is the walbro highpreasure fuel pump. and a ramair induction. it was running a little rich but fine. also i still have the stock ECU.

2 Answers

215

Have you checked the fuel pressure? The fuel filter could be clogged, or the fuel pressure regulator could have failed...

3 people found this helpful.
10

Hey thanks for the insight.i resently changed the fuel filter.and i have a Driftmotion Aeromotive,high preasure fuel regulater / with gauge. my baseline preasure is perfect @ 40 PSI. It was the TPS. ive got it all adjusted. this car is far from stock; 430hp. just a street toy. ill be listing it in the next day or so. i'll start the bidding@ 10,500. wait till i download pics !!!!!!!!!!

1 people found this helpful.

Your Answer:

CarGurus Experts

  • #1
    Stephen Sidman
    Reputation
    180
  • #2
    James Hayman
    Reputation
    100
  • #3
    Matt Huber
    Reputation
    80
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Chevrolet Corvette
20 Great Deals out of 707 listings starting at $10,989
Used Ford Mustang
39 Great Deals out of 1,657 listings starting at $7,999
Used BMW M3
5 Great Deals out of 73 listings starting at $14,995
Used BMW 3 Series
67 Great Deals out of 1,210 listings starting at $2,500
Used Chevrolet Camaro
17 Great Deals out of 463 listings starting at $11,749
Used Porsche 911
15 Great Deals out of 220 listings starting at $22,980

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. Content will be removed if CarGurus becomes aware that it violates our policies.