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• Stale calibration or an outdated software load in the parking assist control module B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

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