Question 1

What does P2097 mean?

Accepted Answer

P2097 - Post Catalyst Fuel Trim System Too Rich (Bank 1). Post-catalyst fuel trim indicates rich condition after the catalytic converter.

Question 2

What are the symptoms of P2097?

Accepted Answer

Check engine light, Possible sulfur smell

Question 3

What causes P2097?

Accepted Answer

Catalytic converter failing, Faulty downstream O2 sensor, Rich fuel condition, Leaking injector

Question 4

How much does it cost to fix P2097?

Accepted Answer

Typical repair cost: $100-$800. Check for rich-running condition first. A failing cat can also cause this.

P2097 — Post Catalyst Fuel Trim System Too Rich (Bank 1)

Don't guess — diagnose P2097 the right way