Powertrain
generic / SAE
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.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number– / 86
Possible causes
- Sensor drift high
- Sensor element aged beyond calibration window low
- Sensor mounting loose - signal damping low
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 60–400 €
- Estimated time: 0.5–2 h
- Component: exhaust gas temperature sensor
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012