Exhaust Gas Temperature Sensor Circuit Range/Performance (Bank 2 Sensor 2)
The P2086 code means the vehicle's onboard diagnostic system has detected: Exhaust Gas Temperature Sensor Circuit Range/Performance (Bank 2 Sensor 2). This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- moderate
- Estimated cost
- $100 - $400 (parts and labor)
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What Are the Symptoms of P2086?
- Check Engine Light on
- DPF issues on diesel vehicles
- Reduced engine power possible
- Bank 2 EGT reading abnormal
- Fuel economy decrease
What Causes P2086? (Most Likely First)
- Failed Bank 2 EGT sensor 2 Very High
- Soot contamination on sensor High
- Heat-damaged wiring Moderate
- ECM Bank 2 input fault Low
Can I Still Drive with P2086?
Short distances only. P2086 is rated moderate severity. Keep trips short and get it diagnosed soon rather than waiting for symptoms to worsen.
Frequently Asked Questions
What does P2086 indicate?
P2086 indicates: Exhaust Gas Temperature Sensor Circuit Range/Performance (Bank 2 Sensor 2). The ECM detected an issue requiring diagnosis.
Is P2086 urgent?
Moderate priority. Schedule a repair.
What should I check first?
Start with a visual inspection of the sensor wiring and connector. Then use a scan tool to read live data and compare to expected values. A multimeter can verify sensor resistance and circuit integrity.
Mechanics Guide Step-by-step diagnosis
How Do You Diagnose P2086?
-
Compare Bank 2 sensor 2 to Bank 1 sensor 2 readings
-
Inspect sensor for soot buildup
-
Check wiring for heat damage
-
Replace sensor if out of range
Sources 2
This page is built from documented references. Verify against your own service info before repair work.
- SAE J2012Diagnostic Trouble Code Definitions (defines the generic OBD-II code ranges)
- Cross-checked against the SAE J2012:2002 DTC table (2026-08-27)archived scan of the SAE standard — readable copy, not SAE’s current edition
Which Vehicles Commonly Get P2086?
- 2011-2020 Ford F-250 6.7L Diesel
- 2010-2019 Ram 2500 6.7L Diesel
- 2012-2019 Chevrolet Silverado 2500 6.6L Diesel
- 2010-2020 Toyota Tundra 5.7L
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