P2480
Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 3
General electrical fault on EGT sensor 3 on bank 2. The ECU loses the temperature reference required for DPF regeneration management on bank 2.
- Check engine light: Yes
- Emissions related: Yes
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Defective EGT sensorCommon
- Wiring or connector faultPossible
Parts involved
- Exhaust Gas Temperature Sensor
- Egt Wiring
P2480 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.