📖 What Does P0175 Mean?
The engine is running with too much fuel and not enough air on bank 2. Similar to P0172 but affects the second bank of cylinders.
Symptoms
Black smoke from exhaust, strong fuel odor, poor fuel economy, rough idle, fouled spark plugs, check engine light.
Common Causes
Faulty oxygen sensors on bank 2, leaking fuel injectors, high fuel pressure, dirty air filter, faulty mass airflow sensor.
Possible Solutions
Replace faulty oxygen sensors on bank 2, clean or replace fuel injectors, check fuel pressure regulator, replace air filter.
Recommended Parts & Tools
Find the right parts for your P0175 repair on Amazon
📦 Parts Needed
💡 Pro Tip: Always verify part compatibility with your specific vehicle year, make, and model before purchasing.
As an Amazon Associate, CarMedic earns from qualifying purchases. This helps us maintain our free diagnostic database.
Frequently Asked Questions about P0175
How serious is P0175?
This code has a medium severity level. This should be diagnosed and repaired soon to prevent further issues.
Can I drive with P0175?
You can typically drive short distances, but have it diagnosed as soon as possible.
How much does it cost to fix P0175?
Repair costs vary depending on the root cause, but typically range from $100-300 including parts and labor.
Related Diagnostic Codes
Other codes that may appear with P0175
System Too Rich Bank 1
Catalyst System Efficiency Below Threshold Bank 1
Catalyst System Efficiency Below Threshold Bank 2
💡 Why These Codes Are Related:
- • Similar Issues: Same root cause or component failure
- • Related Problems: Often occur together due to system interactions
- • Sequential Codes: Progressive failure stages or multiple sensors
- • Same System: Components within the same automotive system