OBD-II code · Powertrain (generic, extended)

P2086 Exhaust Gas Temperature Sensor Circuit Range/Performance (Bank 2 Sensor 2)

The EGT sensor at bank 2 sensor 2 reads in range but plausibility check fails — slow response, stuck reading, or value does not track other EGT sensors during a regeneration.

Is it safe to drive with P2086?

Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.

Common causes

  • Most likelySensor drift
  • Less likelySensor element aged beyond calibration window
  • Less likelySensor mounting loose - signal damping

Repair at a glance

Difficulty
Medium
DIY friendly
Often, with basic tools
Typical labour
0.5–2 h
Emissions test
Likely to fail
Parts involved
Exhaust Gas Temperature Sensor

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