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Service bulletin A3420462058928_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 id10172897
Published by NHTSA2020-04-02
Manufacturer's numberA3420462058928_1
Manufacturer's date2020-03-17
NHTSA componentELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL)

NHTSA's summary

This bulletin contains instructions for recalibrating the gear sensor when the 'P' displays begin to flicker on the selector display and in the instrument cluster display.

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, Transmission and driveline, Automatic transmission

Vehicles listed
AUDI A42017, 2018, 2019, 2020
AUDI A52018, 2019, 2020
AUDI A5 CABRIOLET2018 to 2020
AUDI A62019, 2020
AUDI A72019, 2020
AUDI Q52018, 2019, 2020
AUDI Q5 E2020

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
A3424672067653_62024-02-06. Service bulletin. This bulletin provides information when there is function restriction with event memory P071800 - P276800 (symptom 20736-20737).
A3523472064312_52024-01-04. Service bulletin. This bulletin provides information when the Gearbox warning is on, DTC P17F900 is stored in the TCM.
A3423632070167_12023-06-06. Service bulletin. This bulletin provides instructions for when DTC P1A5B00 is stored after replacing the transmission control module or valve body for another concern.
A3020302053597_52020-12-04. Service bulletin. This bulletin contains repair instructions for when there is a leak from the lower bellhousing.
A3020282053597_42020-09-03. Service bulletin. This bulletin contains repair instructions for when there is a leak from the lower bellhousing.
A0120692060075_12020-08-06. Service bulletin. This bulletin contains a software update for when DTC P050700 is stored with a MIL on and high idle RPMs.
Circular97DZREV12020-07-07. Service bulletin. The transmission wiring harness may not be properly secured, causing it to rub and possibly become damaged. Updated claiming quantity for tape part number N 10592002.
Circular 97DZ2020-07-07. Service bulletin. The transmission wiring harness may not be properly secured, causing it to rub and possibly become damaged.
A9120612057715_22020-05-07. Service bulletin. This informational bulletin states that dor DTC U101400 to not perform any repairs and that this does not affect the customer or their experience.
A371984 2053878-2019-04-15. Service bulletin. This bulletin contains repair instructions for when there is a damaged harness with DTCs P17F600, U008000, and/or U010100.