U0446
Invalid Data Received From Body Control Module E
U0446 is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Body Control Module E. Common causes: problems with bcm wiring or connectors, body control module (bcm) malfunction. Estimated repair cost: $56–278.
Symptoms
- Incorrect operation of comfort systems (lighting, power windows)
- Check Engine Light Is On
- Errors in other vehicle systems
- Problems starting the engine (in rare cases)
Causes
- Problems with BCM wiring or connectors
- Body Control Module (BCM) Malfunction
- Damage to the CAN bus
- BCM power or ground problems
- Software error in BCM module
How to Fix
- Check connections and integrity of wiring to the BCM
- Check fuses associated with the BCM
- Scan all modules for other CAN bus errors
- Reflash or replace the BCM if necessary
Related codes
Error U0446 by Vehicle Brand
FAQ
What does the U0446 code mean?
U0446 is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Body Control Module E
What causes a U0446 error code?
The most common causes of U0446 include: Problems with BCM wiring or connectors; Body Control Module (BCM) Malfunction; Damage to the CAN bus; BCM power or ground problems.
How do I fix a U0446 diagnostic trouble code?
To fix U0446: Check connections and integrity of wiring to the BCM. Check fuses associated with the BCM. Scan all modules for other CAN bus errors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0446?
Yes, but get it checked soon
How much does it cost to fix U0446?
The estimated repair cost for U0446 is $56–278. Actual cost depends on your vehicle, location, and labor rates.
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