OBD Codes List

Diagnostic reference · U0544

U0544

Invalid Data Received From Parking Assist Control Module B

System
Network communication (U code)
Lamp
Check Engine Light
Category
Network Communications

What it means

U0544 means Invalid Data Received From Parking Assist Control Module B.

Where it lives

For U0544, the description names the module as the part involved.

Check these first

  • An open or short in the parking assist control module B wiring to the module that receives its data
  • A lost power or ground feed to the parking assist control module B
  • Stale calibration or an outdated software load in the parking assist control module B

What to do next

  1. Scan all modules and record the stored and pending network codes
  2. Inspect the parking assist control module B connector pins for corrosion, water, and looseness
  3. Repair or replace the parking assist control module B if the circuit, power, and bus tests pass
  4. Clear the code and retest to confirm the parking assist control module B fault is gone

Look up another code

Enter a full code or a symptom. Press / to search. How to read a code

Type a code above, or start from a symptom or a common code.

Updated

Generic SAE J2012 definition. Last updated 2026-10-10.