0 like 0 dislike
519 views
by

know it wasn't asked. mine was a 2004 f150 4.6 I wanted to know were p0171 an p0174 is located. my OBD 2 is saying bank 1 an 2 isn't working right.

Vehicle: 2004 f-150 4.6

1 Answer

0 like 0 dislike
by (13.5k points)
Hi there,

These codes aren't for specific sensors. These codes are for a lean fuel mixture on bank 1 and bank 2. These codes are caused when the fuel mixture isn't right on the engine. This is usually caused by low fuel pressure or a bad mass air flow sensor.

Related questions

0 like 0 dislike
1 answer 1.2k views
1 like 0 dislike
2 answers 296 views
0 like 0 dislike
1 answer 440 views
0 like 0 dislike
1 answer 880 views
0 like 0 dislike
1 answer 452 views

36.2k questions

32.2k answers

1.3k comments

22.8k users

Need A Repair Shop?
Find local automotive repair shops in your area.
Does your car have Safety Recalls? → Check here
...