OBD-II code · Powertrain (generic, extended)

P200F Catalyst System Over Temperature (Bank 2)

A temperature sensor in the exhaust catalyst on bank 2 reports a value above the safe operating limit. Sustained over-temperature can sinter the precious-metal washcoat and destroy conversion efficiency.

Is it safe to drive with P200F?

Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.

Common causes

  • Most likelyMisfire dumps fuel into cat

Symptoms

  • Check engine light on
  • Failed emissions inspection
  • Possibly slightly increased fuel consumption
  • Sulfur (rotten egg) smell from exhaust under load

Repair at a glance

Difficulty
Hard
DIY friendly
Best left to a mechanic
Typical labour
1–6 h
Emissions test
Likely to fail
Parts involved
Catalytic Converter, Exhaust Temperature Sensor

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.