P0300 slightly rough idle long term fuel trim.

Tiny
ANONYMOUS
  • MEMBER
  • 1998 CADILLAC CONCOURS
  • 61,000 MILES
P0300 slightly rough idle long term fuel trim high bank 2. Any help would be appreciated
Monday, December 17th, 2012 AT 4:10 PM

1 Reply

Tiny
HMAC300
  • EXPERT
Check fuel pressure first shold be 48-55 psi.
Was this
answer
helpful?
Yes
No
Monday, December 17th, 2012 AT 4:13 PM

Please login or register to post a reply.

Recommended Guides