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Service bulletin A1920052060218_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 id10177872
Published by NHTSA2020-08-06
Manufacturer's numberA1920052060218_1
Manufacturer's date2020-07-20
NHTSA componentELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT; ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

NHTSA's summary

This bulletin contains a software update for DTC P0C4300 or P0CE100.

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

Electrical system, Engine, Exhaust and emissions, Hybrid and electric drive, High-voltage battery, Software

Trouble codes named

P0C43, P0CE1

Vehicles listed
AUDI Q52020

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

Other bulletins for the same vehicles and component
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A4822362067555_22023-01-06. Service bulletin. This bulletin provides a software update for DTC B200049 with Symptom Code 7353984.
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