What Does U011E Mean?
This code along with U011F are reserved by ISO/SAE standards for future use. They are not currently assigned to any specific module or system and should not appear in production vehicles.
Common Causes
40%
Scan tool software error or misread
30%
Corrupted PCM memory or data
15%
Aftermarket tuning or modified PCM software
10%
PCM hardware failure causing erroneous codes
5%
Network glitch or temporary communication error
Diagnostic Steps
1
Step 1: Clear the code and verify if it returns immediately or after driving
2
Step 2: Try a different professional-grade scan tool to confirm the code is actually present
3
Step 3: Check for any aftermarket modifications, tuning, or non-OEM software in the PCM
4
Step 4: Verify PCM part number matches vehicle specifications and check for available software updates
5
Step 5: If code persists with multiple scan tools and PCM is stock, consider PCM replacement or manufacturer technical service bulletin review
Estimated Repair Cost
$100 - $600
Parts + labor, varies by vehicle and location
This code along with U011F are reserved by ISO/SAE standards for future use. They are not currently assigned to any specific module or system and should not appear in production vehicles.
The most common cause of U011E (, U011F ISO/SAE Reserved) is: Scan tool software error or misread
Typical repair costs for U011E range from $100 to $600, depending on the vehicle, location, and whether you do it yourself or go to a shop.
This code should not affect vehicle operation or safety. It indicates a diagnostic protocol issue rather than an actual mechanical or electrical fault.
Start by connecting an OBD2 scanner to read the code and any freeze frame data. Then follow the diagnostic steps specific to U011E to identify the root cause.
OBDHut Mobile App
Scan codes directly from your car with the OBDHut app.
Coming Soon
Quick Info
Category
Network
System
Diagnostic System / OBD-II Protocol
Difficulty
Type
Generic (SAE)
Recommended Tools
OBD2 Scanner
A quality scan tool helps you read codes, view live data, and clear faults.
