U049E
Invalid Data Received From Direct Ozone Reduction Catalyst Temperature Sensor
U049E is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Direct Ozone Reduction Catalyst Temperature Sensor. Common causes: malfunction of the catalyst temperature sensor, open or short circuit in the sensor circuit. Estimated repair cost: $33–89.
Symptoms
- Check Engine light comes on
- Possible reduction in engine power
- Increased fuel consumption
- Unstable engine operation at idle
Causes
- Malfunction of the catalyst temperature sensor
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- ECU malfunction
How to Fix
- Check the condition of the catalyst temperature sensor
- Check the integrity of wiring and connectors
- Test the sensor using diagnostic equipment
- Replace sensor if necessary
- Reset the error and check the system operation
Related codes
Error U049E by Vehicle Brand
FAQ
What does the U049E code mean?
U049E is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Direct Ozone Reduction Catalyst Temperature Sensor
What causes a U049E error code?
The most common causes of U049E include: Malfunction of the catalyst temperature sensor; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; ECU malfunction.
How do I fix a U049E diagnostic trouble code?
To fix U049E: Check the condition of the catalyst temperature sensor. Check the integrity of wiring and connectors. Test the sensor using diagnostic equipment. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U049E?
Yes, but get it checked soon
How much does it cost to fix U049E?
The estimated repair cost for U049E is $33–89. Actual cost depends on your vehicle, location, and labor rates.
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