U0441
Invalid Data Received From Emissions Critical Control Information
U0441 is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Emissions Critical Control Information. Common causes: open or short circuit in the communication circuit, engine control module (ecm) malfunction. Estimated repair cost: $17–56.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Increased fuel consumption
- Unstable engine operation
- Problems starting the engine
Causes
- Open or short circuit in the communication circuit
- Engine control module (ECM) malfunction
- Emission control module malfunction
- Software problems
- Corroded or damaged connectors
How to Fix
- Check the integrity of the wiring harness and connectors
- Check the functionality of the engine control module
- Check the performance of the emission control module
- Update control module software
- Check for fault codes in other modules
Related codes
Error U0441 by Vehicle Brand
FAQ
What does the U0441 code mean?
U0441 is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Emissions Critical Control Information
What causes a U0441 error code?
The most common causes of U0441 include: Open or short circuit in the communication circuit; Engine control module (ECM) malfunction; Emission control module malfunction; Software problems.
How do I fix a U0441 diagnostic trouble code?
To fix U0441: Check the integrity of the wiring harness and connectors. Check the functionality of the engine control module. Check the performance of the emission control module. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0441?
Yes, but get it checked soon
How much does it cost to fix U0441?
The estimated repair cost for U0441 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat