P0549
Exhaust Gas Temperature Sensor Circuit High Bank 2 Sensor 1
P0549 is an OBD-II diagnostic trouble code meaning: Exhaust Gas Temperature Sensor Circuit High Bank 2 Sensor 1. Common causes: exhaust gas temperature sensor malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–167.
Symptoms
- Increased fuel consumption
- Reduced engine power
- Check engine light comes on
- Unstable idling
Causes
- Exhaust gas temperature sensor malfunction
- Open or short circuit in wiring harness
- Poor contact in sensor connectors
- ECU malfunction
How to Fix
- Check the integrity of the wiring harness and sensor connectors
- Measure the resistance of the EGT sensor
- Check the voltage in the sensor circuit
- Replace EGT sensor if necessary
- Clear error memory and check if error is returned
Related codes
Error P0549 by Vehicle Brand
FAQ
What does the P0549 code mean?
P0549 is an OBD-II diagnostic trouble code that indicates: Exhaust Gas Temperature Sensor Circuit High Bank 2 Sensor 1
What causes a P0549 error code?
The most common causes of P0549 include: Exhaust gas temperature sensor malfunction; Open or short circuit in wiring harness; Poor contact in sensor connectors; ECU malfunction.
How do I fix a P0549 diagnostic trouble code?
To fix P0549: Check the integrity of the wiring harness and sensor connectors. Measure the resistance of the EGT sensor. Check the voltage in the sensor circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0549?
Limited driving only, diagnose soon
How much does it cost to fix P0549?
The estimated repair cost for P0549 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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