U059E
Invalid Data Received From NOx Sensor A
U059E is an OBD-II diagnostic trouble code meaning: Invalid Data Received From NOx Sensor A. Common causes: nox sensor a fault, open or short circuit in the sensor circuit. Estimated repair cost: $56–167.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Deteriorating fuel economy
- Problems with passing technical inspection
- Possible transition to emergency mode
Causes
- NOx sensor A fault
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- ECU software error
- Sensor contamination with combustion products
How to Fix
- Check NOx sensor parameters using a diagnostic scanner
- Inspect the sensor wiring and connectors for damage
- Check the power supply and ground of the sensor
- If necessary, replace NOx sensor A
- Update ECU firmware (if available)
Related codes
Error U059E by Vehicle Brand
FAQ
What does the U059E code mean?
U059E is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From NOx Sensor A
What causes a U059E error code?
The most common causes of U059E include: NOx sensor A fault; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; ECU software error.
How do I fix a U059E diagnostic trouble code?
To fix U059E: Check NOx sensor parameters using a diagnostic scanner. Inspect the sensor wiring and connectors for damage. Check the power supply and ground of the sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U059E?
Yes, but get it checked soon
How much does it cost to fix U059E?
The estimated repair cost for U059E is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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