need help 4.0 sohc
#1
Member
Thread Starter
Join Date: Oct 2008
Location: iowa
Posts: 4
Upvotes: 0
Received 0 Upvotes
on
0 Posts
need help 4.0 sohc
both o2 sensers reading lean chaned fuel filter liight came back on 1 week later what else should i try
#3
Member
Thread Starter
Join Date: Oct 2008
Location: iowa
Posts: 4
Upvotes: 0
Received 0 Upvotes
on
0 Posts
sorry about that 2001 explorer sport trac
#4
Member
Thread Starter
Join Date: Oct 2008
Location: iowa
Posts: 4
Upvotes: 0
Received 0 Upvotes
on
0 Posts
need help 4.0 sohc
it a 2001 ford explorer sport trac codes p0174 and p0171 system bank 1 and 2 too lean
Last edited by tamhawk72; 10-15-08 at 09:03 PM. Reason: forgot codes
#5
Member
Join Date: Apr 2006
Location: Floriduhhhhh Us of A
Posts: 599
Upvotes: 0
Received 0 Upvotes
on
0 Posts
Both sides went lean at the same time????..........Check ALL vacuum lines. Pay close attention to the PCV line, specifically the rubber elbows that connect the plastic lines to the intake plenum........They're notorious for collapsing and splitting
#7
Member
Thread Starter
Join Date: Oct 2008
Location: iowa
Posts: 4
Upvotes: 0
Received 0 Upvotes
on
0 Posts
is there a way 2 check 4 vaccum leaks i heard a couple but dont sond 2 safe