P2082
Exhaust Gas Temperature Sensor Circuit Range/Performance (Bank 2 Sensor 1)
The EGT sensor at bank 2 sensor 1 reads in range but plausibility check fails — slow response, stuck reading, or value does not track other EGT sensors during a regeneration.
- Check engine light: Yes
- Emissions related: Yes
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Sensor drift over service lifeCommon
- Sensor element aged beyond calibration windowLess likely
- Sensor mounting loose - signal dampingLess likely
Parts involved
- Exhaust Gas Temperature Sensor
P2082 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.