Ford Car Error Code P0174
System Too Lean Bank 2
Severity
DIY Difficulty
Est. Cost
$20 - $300
Est. Time
60 min
What Does P0174 Mean?
Ford car error P0174 means system too lean bank 2. This is a significant issue with a DIY difficulty of 3/5. Most repairs cost between $20 and $300.
Common Causes
Component wear
This is a potentially significant cause of the P0174 error on Ford cars.
Blockage
This is a potentially significant cause of the P0174 error on Ford cars.
Sensor failure
This is a potentially significant cause of the P0174 error on Ford cars.
Wiring issue
This is a potentially significant cause of the P0174 error on Ford cars.
Step-by-Step Fix
Power cycle the appliance
Unplug your Ford car for 60 seconds, then plug it back in. This clears temporary errors and resets the control board.
Check for obvious issues
Inspect your car for any visible problems such as loose connections, blockages, or unusual sounds. Many P0174 errors on Ford units are caused by simple issues.
Run a diagnostic cycle
Many Ford cars have a built-in diagnostic mode. Check your user manual for the specific key combination to enter diagnostics on your model.
Test related components
Based on the P0174 error meaning (System Too Lean Bank 2), check the specific components involved. Use a multimeter to test for continuity if you are comfortable with electrical testing.
Contact a professional
If the above steps do not resolve the P0174 error, contact a certified Ford technician. This repair has a difficulty rating of 3/5 and may require specialized tools.
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