Hi all
had an Air Suspension error yesterday, but it was gone when I used the Q7 later in the day.
No driving symptoms, and the Q7 has an easy life:

See VCDS scan below: What thoughts?
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Address 74: Chassis Control (J775) Labels:* None
Part No SW: 4M0 907 777 E HW: 4M0 907 777 E
Component: Fahrwerk-SG H10 0104


Air Suspension Compressor:
Subsystem 1 - Part No SW: 4M0 907 589 B HW: 4M0 907 589 B
Component: V66LFKompOLV H06 0012
Serial number: 00000000004130056635
Coding: 303030


1 Fault Found:
3178507 - Compressor for Suspension Level Control
C118D 07 [008] - Mechanical Failure
Intermittent - Confirmed - Tested Since Memory Clear
Freeze Frame:
Fault Status: 00000001
Fault Priority: 4
Fault Frequency: 1
Reset counter: 52
Mileage: 42084 km
Date: 2019.03.13
Time: 10:55:41