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
To diagnose U1011, you'll need an OBD-II scanner. Here are our recommendations at every price point.
ANCEL AD310 Classic OBD-II Scanner
by ANCEL
A simple, affordable code reader that reads and clears check engine codes. Great for quick diagnostics on any OBD-II vehicle (1996+).
- Read & clear engine codes
- View freeze frame data
- I/M readiness status
- No batteries or app needed
BlueDriver Pro Bluetooth Scanner
by BlueDriver
Bluetooth OBD-II scanner with a free companion app. Provides enhanced diagnostics, smog readiness, and repair reports sourced from a database of verified fixes.
- Enhanced diagnostics (ABS, SRS, transmission)
- Repair Reports with verified fixes
- Smog check readiness
- Free app (iOS & Android)
LAUNCH CRP123X OBD-II Scanner
by LAUNCH
A professional-grade handheld scanner that reads all four major systems (engine, transmission, ABS, SRS) with live data streaming and graphing.
- Engine, transmission, ABS, SRS diagnostics
- Live data stream & graphing
- AutoVIN for vehicle identification
- Free lifetime updates via Wi-Fi
Autel MaxiCOM MK808S Diagnostic Tool
by Autel
Shop-level diagnostic tablet with bi-directional control, active tests, and full system coverage. Ideal for serious DIYers and small shops.
- All-system diagnostics (25+ modules)
- Bi-directional control & active tests
- Oil reset, EPB, BMS, TPMS, injector coding
- 7-inch touchscreen with Android OS
As an Amazon Associate, we earn from qualifying purchases. Prices are approximate and may vary.
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.