P0547
PowertrainTemperature Sensormoderate severityExhaust Gas Temperature Sensor Circuit High Bank 1 Sensor 2
What P0547 Means
The exhaust gas temperature sensor on bank 1 sensor 2 is reading a voltage too high. This impacts protection of turbo and aftertreatment components.
Symptoms
- Check engine light on
- Reduced power mode
- Possible limp home
Common Causes
- Open in sensor circuit
- Faulty EGT sensor
- Short to voltage in wiring
- Corroded connector
Diagnostic Steps
- Retrieve code and check EGT sensor voltage
- Inspect wiring for opens or shorts to voltage
- Test sensor resistance against spec
- Replace sensor if faulty
🔌 Don't have a code reader?
Any of these will read and clear this code — pick by how deep you want to go.
Budget handheld~$40
ANCEL AD410 →
No-phone-needed handheld — reads, clears, live data, freeze frame.
✓ ANCEL official store
Serious DIY~$100
BlueDriver Pro →
Enhanced codes (ABS, airbag, TPMS) plus repair reports.
SHOP FAVORITEShop-grade tablet~$300
Autel MaxiCOM MK808S →
Bidirectional tests, service resets, all systems.
✓ Autel official store
Pro diagnostics$1,500+
Autel MaxiSys MS906 Pro →
Full-system pro platform — topology mapping, ECU coding, the works.
✓ Autel official store
As an Amazon Associate and Autel/ANCEL partner, OLP earns from qualifying purchases — how we link. This never changes the specs we publish.
Community Confirmed Fixes
No confirmed fixes yet for this code. Be the first to contribute!
Submit a FixFound a Fix for P0547?
Help other technicians by sharing what worked on your vehicle.
Submit Your Fix