Question about 2005 Hyundai Elantra
You have to have someone plug a scanner up to your computer it will tell what made the light come on.Advance auto does it for free.After you find out the code the scanner gives you a mechanic may have to help decide what needs to be done to fix it.There are websites you can look up OBD codes and get help determining what the problem is
Posted on Jun 24, 2009
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Posted on Jan 02, 2017
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P0174 - Fuel Injection System Too Lean Bank 2 Symptoms - Engine Light ON (or Service Engine Soon Warning Light)
- Excessive Fuel Consumption Possible causes - Intake air leaks
- Front Heated oxygen sensor may be faulty
- Injectors may be faulty
- Exhaust gas leaks
- Incorrect fuel pressure
- Lack of fuel
- Mass air flow sensor may be faulty
- Incorrect PCV hose connection Possible solution Dirty air filter of faulty air flow sensor are common causes of the problem. Bottom line possible defective Mass airflow sensor and or O2 sensor in cylinder bank number two.
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