rough idling

captahab
0

Asked by Jun 28, 2011 at 01:39 PM about the 1986 Porsche 928

Question type: Maintenance & Repair

I hve a 86 928 that has 99981 miles on it has run like a charm for 10 yrs with minor maintanence now all of a sudden its idling erraticly thrusting fron low to high rpms I tried adjusting the knock valve did,nt help i use high octain but because gas prices am using a cheaper gas,but still high octain I,m about install a new fuel filter if that does,nt work next will be a fuel pump,unless some one has a better and cheaper suggestion?

1 Answer

Chris Folsom
165

Start with the basics: Tune up, compression check, fuel pressure test diagnostic codes

Your Answer

Add photo

Related Questions

Search Porsche 928 Questions

Porsche 928 Experts

#1 Tom Demyan
Tom Demyan
Reputation 120
#2 MTA1968
MTA1968
Reputation 110
#3 Michael Griffin
Michael Griffin
Reputation 100
View All

Related Models For Sale

Used Porsche 911"
137 Great Deals out of 4,799 listings starting at $12,990
Used Porsche 944"
93 listings
Used Chevrolet Corvette"
271 Great Deals out of 17,893 listings starting at $2,995
Used Porsche 924"
16 listings
Used BMW 3 Series"
1,219 Great Deals out of 38,048 listings starting at $1,700
Used Ford Mustang"
634 Great Deals out of 45,666 listings starting at $1,550
Used BMW M3"
28 Great Deals out of 1,310 listings starting at $4,500

Used Cars For Sale