P2473
Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 4
P2473 is an OBD-II diagnostic trouble code meaning: Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 4. Common causes: exhaust temperature sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $28–89.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Increased fuel consumption
- Unstable engine operation at idle
- Increased emissions
Causes
- Exhaust temperature sensor malfunction
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Corroded contacts or damaged wiring harness
- Engine control unit malfunction
How to Fix
- Check the integrity of the exhaust temperature sensor
- Check the condition of the sensor circuit and connectors
- Measure the sensor resistance and compare with standards
- Check for corrosion or damage in the wiring harness.
- If necessary, replace the exhaust temperature sensor
Related codes
Error P2473 by Vehicle Brand
FAQ
What does the P2473 code mean?
P2473 is an OBD-II diagnostic trouble code that indicates: Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 4
What causes a P2473 error code?
The most common causes of P2473 include: Exhaust temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Corroded contacts or damaged wiring harness.
How do I fix a P2473 diagnostic trouble code?
To fix P2473: Check the integrity of the exhaust temperature sensor. Check the condition of the sensor circuit and connectors. Measure the sensor resistance and compare with standards. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2473?
Yes, but get it checked soon
How much does it cost to fix P2473?
The estimated repair cost for P2473 is $28–89. Actual cost depends on your vehicle, location, and labor rates.
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