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Why did spark plugs turn orange color on 1999 ford F150 truck?
sounds like the motor is running lean, not enough fuel.
What does po171 mean for 1999 ford f150?
system to lean bank one 02 sensor ?
Why is Ford Focus running lean?
Perhaps a clogged fuel filter.
What does the trouble code System too Lean Bank 1 mean for a 1999 Ford F150?
check the maf sensor
Why would an oxygen sensor cause a 2001 Ford F150 to die?
The oxygen sensor sends s signal to the computer when the engine is running to rich or lean. If you have it scanned for codes then it will tell you what is happening. The oxygen sensor does not have to be bad to set a code. It could be as simple as a vacuum leak. It is best to see a technician and have him diagnosis it than to replace parts that are good.
1996 ford 5.8 is running lean what could be causing that?
Check your Plugs and coils
What does engine code p1136 mean on a 2001 vw jetta?
Cars running lean
2003 ford ranger system to lean bank 1 how to fix?
what does system to Lean Bank 1 on 740iL 2001 means
What does obd code 2195 mean on a 2004 ford f150?
Trouble code P2195 means: Lack of HO2S-11 Switching, Sensor Indicates Lean
What does the 2003 Ford F150 diagnostic code P0171 mean?
Trouble code P0171 means: Fuel System Too Lean (Cylinder Bank 1)
What does it mean by your Ford Taurus Mercury Sable engine is running lean?
Could be sucking air into intake.
How to fix Lean bank 1 lean bank 2 on 2001 f-150?
Type your answer here... how to fix lean bank 1 bank 2 on 2001 f150 check gpm on your mass air flow, check fuel filter also very very common is the pcv vacuum hose at the very back of engine ( hard to get to) on the upper plenum
