Exhaust Gas Temperature Sensor Circuit Low (Bank 1 Sensor 2)
The EGT sensor at bank 1 position 2 reads below the lower limit. Common when the signal is shorted to ground or the sensor element is open.
Affected components
- Egt sensor
- Egt wiring
Common causes
- High likelihood: Signal wire shorted to ground
- Medium likelihood: Sensor element open
- Low likelihood: Connector pins corroded - high contact resistance
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
- A drive cycle may be required after repair
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.