Subjects>Auto>American Cars

What is wrong with a Chevy Cavalier 2005 that displays a PO171 System too lean Bank One?

Anonymous

∙ 16y ago

Updated: 10/20/2022

Without going into detail...low fuel pressure. The O2 sensor is saying to much air not enough fuel. You may have good pressure at first but let it run while watching the pressure guage. The pressure will probably drop within 15 mins. or more...just watch it for a while

Wiki User

∙ 16y ago

What else can I help you with?

What is diagnostic code P0171 mean for a 2000 Chevy Malibu?

po171--- system to lean (bank # 1)

Po171 trouble code for 2007 Chevy Equinox?

Trouble code P0171 Means: System too lean (bank 1)

What is fault code PO171 in Chevy S-10?

System to lean (bank 1). There is a good chance you have a vacuum leak under the hood.

Obd 11 code descriptions 2001 ford escape po171 po174?

PO171 = system adaptive fuel too lean (bank 1) PO174 = system adaptive fuel too lean (bank 2)

What does po171 mean for 1999 ford f150?

system to lean bank one 02 sensor ?

What does the check engine code PO171 mean?

P0171 System too Lean (Bank 1)

Check engine po171 Lexus Rx 300?

Fuel injection system, fuel trim to lean (bank 1)

What does po171 code mean on 1999 Ford contour 4-cylinder?

Code P0171 means System to lean (bank 1)

Obdh fault codes po171 system too lean bank1?

i please the engine is not running good and if you accelerate the engine is not accelerate and the code is p0171

What does code po171 mean for 2001 grand am?

P0171 = System too lean (Bank 1) Look for a vacuum leak before you buy any parts.

What is po174 and po171 dtc codes on a f250 v10 Triton?

P0171, system too lean (bank 1). P0174, system too lean (bank 2). Start with checking for a vacuum leak.

What is the trouble code for a bad fuel pump?

code po171