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Service bulletin A9422602068617_1

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10227033
Published by NHTSA2022-12-06
Manufacturer's numberA9422602068617_1
Manufacturer's date2022-11-18
NHTSA componentEQUIPMENT:ELECTRICAL

NHTSA's summary

This bulletin provides instructions for instances where the message "Electrical system: fault. Please contact workshop" appears intermittently in the instrument cluster, and is accompanied by one ore more of the following DTCs: U140500, P0A1B00, and/or P18F100.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories

Trouble codes named

P0A1B, P18F1, U1405

Vehicles listed
AUDI Q4 E-TRON2022

Listing a model year does not mean every vehicle of it is concerned: the document says which.