LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Audi
>>
2021
>>
Q3 Premium Plus S-Line
>>
Repair and Diagnosis
>>
Transmission
>>
Transmission Control Systems
>>
Generic Scan Tool (General Information)
>>
St Generic Scan Tool
>>
Diagnosis And Testing
>>
Diagnostic Modes 01 - 0A
>>
Diagnostic Mode 03 - Read DTC Memory
>>
U Codes
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
U Codes
Component group
U
x
x
x
x
DTC for network (CAN bus)
Norm-Code
U
0
x
x
x
Trouble codes defined by SAE with specified malfunction texts