U0574
Invalid Data Received From Lighting Driver Control Module A
U0574 is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Lighting Driver Control Module A. Common causes: lighting control module malfunction, wiring harness damage. Estimated repair cost: $56–167.
Symptoms
- Incorrect operation of headlights or dimensions
- Flashing or turning off lights
- Error message on the dashboard
- Problems with automatic light switching on/off
Causes
- Lighting control module malfunction
- Wiring harness damage
- Poor contact in connectors
- Module software error
- Module power problems
How to Fix
- Check module connections and connectors
- Check the integrity of the wiring harness
- Scan the module for errors
- Update module firmware
- If necessary, replace the lighting control module
Related codes
Error U0574 by Vehicle Brand
FAQ
What does the U0574 code mean?
U0574 is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Lighting Driver Control Module A
What causes a U0574 error code?
The most common causes of U0574 include: Lighting control module malfunction; Wiring harness damage; Poor contact in connectors; Module software error.
How do I fix a U0574 diagnostic trouble code?
To fix U0574: Check module connections and connectors. Check the integrity of the wiring harness. Scan the module for errors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0574?
Limited driving only, diagnose soon
How much does it cost to fix U0574?
The estimated repair cost for U0574 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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