Car only runs when gas is pour in throttle body

105

Asked by Sep 24, 2012 at 03:33 AM about the 1991 Mercedes-Benz SL-Class 500SL

Question type: Maintenance & Repair

91 500sl will not run ignition is ok starter works but no fuel to injectors, new fuel pumps and filter added
car will run as long as gas is poured down throttle body. checked fuel distributor bleed valve gas is making it there but not to injectors

2 Answers

26,965

Check your fuel pump relay .

4 of 4 people found this helpful.
2,915

It is possibly a fuel pressure issue, if the terminal pressure at the injectors is not sufficient the injectors will fail to open, you will need to check the fuel system pressure, before and after the fuel distributor.. Possible failure lies within the fuel pressure regulator.

3 of 3 people found this helpful.

Your Answer

Mercedes-Benz SL-Class Experts

  • #1
    bobkat
    Reputation
    1,350
  • #2
    Michael Kane
    Reputation
    480
  • #3
    twhobie
    Reputation
    460
View All

Related Models For Sale

Used Chevrolet Corvette
114 Great Deals out of 16,071 listings starting at $3,995
Used Porsche 911
124 Great Deals out of 5,288 listings starting at $10,099
Used BMW 7 Series
124 Great Deals out of 5,199 listings starting at $2,995

Used Cars For Sale

2017 Mercedes-Benz SL-Class For Sale
91 listings starting at $72,994
2016 Mercedes-Benz SL-Class For Sale
3 Great Deals out of 76 listings starting at $54,997
2015 Mercedes-Benz SL-Class For Sale
12 Great Deals out of 289 listings starting at $40,888
2014 Mercedes-Benz SL-Class For Sale
179 listings starting at $37,000
2013 Mercedes-Benz SL-Class For Sale
191 listings starting at $28,000

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.