U1011 on 2022-2024 Ford Maverick — Manufacturer-Specific Module Communication / Invalid or Missing Data
1 vehicles · 1 makes
Most Reported On
U1011 is an OBD-II diagnostic trouble code meaning “Manufacturer-Specific Module Communication / Invalid or Missing Data.” U1011 is a manufacturer-specific network communication code; its precise definition varies between automakers (on GM-family vehicles it is tied to a loss of, or invalid, serial data on the Class 2 communication bus). Broadly, it means one module is not getting the data it expects from another, or the data it received did not pass validity checks. The real-world impact depends on which modules and functions are affected by the dropped communication. This code is most commonly reported on 2022-2024 Ford Maverick.
Common Causes
Diagnostic Tools
U1011 does not use the standard P/B/C/U prefix. It may be a manufacturer-specific code, so verify that a scanner supports your exact year, model and module before buying.
FAQ
What does U1011 mean?
U1011 stands for "Manufacturer-Specific Module Communication / Invalid or Missing Data." U1011 is a manufacturer-specific network communication code; its precise definition varies between automakers (on GM-family vehicles it is tied to a loss of, or invalid, serial data on the Class 2 communication bus). Broadly, it means one module is not getting the data it expects from another, or the data it received did not pass validity checks. The real-world impact depends on which modules and functions are affected by the dropped communication.
What are the most common causes of U1011?
The most common causes of U1011 are: Damaged or open data bus wiring, Corroded or loose connector pins at a module, Faulty control module that stopped transmitting, Poor or high-resistance ground, Low or fluctuating battery voltage, Connector water intrusion / corrosion, Module configuration error after service. The specific cause varies by vehicle.
How much does it cost to fix U1011?
Repair costs vary widely depending on the root cause and vehicle.
Which vehicles are affected by U1011?
Au7o has documented U1011 across 1 vehicle models from 1 manufacturers: Ford.
Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.