OBD-II code · Powertrain (generic, extended)
P2471 Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 1 Sensor 3
EGT sensor 3 on bank 1 reports values that are not plausible for current operating conditions. Either drift or wiring resistance changes the signal away from the expected value.
Is it safe to drive with P2471?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyEGT sensor drift
- PossibleIncreased wiring resistance
- Less likelySensor element aged beyond calibration window
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–2 h
- Emissions test
- Likely to fail
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Exhaust Gas Temperature Sensor, Egt Wiring
Related codes
- P2EA5Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 1 Sensor 6
- P246EExhaust Gas Temperature Sensor Circuit Bank 1 Sensor 4
- P246FReductant System Cold Start Performance
- P2470Exhaust Gas Temperature Sensor Circuit Intermittent Bank 1 Sensor 3
- P2472Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 3
- P2473Exhaust Gas Temperature Sensor Circuit High Bank 1 Sensor 3
- P2474Exhaust Gas Temperature Sensor Circuit Range or Performance Bank 2 Sensor 4
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.