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Service bulletin A3423632070167_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 id10236588
Published by NHTSA2023-06-06
Manufacturer's numberA3423632070167_1
Manufacturer's date2023-05-12
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

NHTSA's summary

This bulletin provides instructions for when DTC P1A5B00 is stored after replacing the transmission control module or valve body for another concern.

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

Transmission and driveline, Automatic transmission, Transmission control module

Trouble codes named

P1A5B

Vehicles listed
AUDI A42017, 2018, 2019, 2020, 2021
AUDI A4 ALLROAD2020, 2021
AUDI A52017, 2018, 2019, 2020, 2021
AUDI A5 CABRIOLET2018 to 2021
AUDI A62016, 2017, 2018, 2019, 2020, 2021
AUDI A7 E2021
AUDI Q52018, 2019, 2020, 2021
AUDI Q5 PHEV2020 to 2021

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.
A3523452064312_42023-10-05. Service bulletin. This bulletin provides information for when a Gearbox warning is on and DTC P17F900 is stored in the TCM.
A3522422064312_32022-02-04. Service bulletin. This repair bulletin describes the process to address a DTC stored in the transmission control module
A3521402064312_22022-01-05. Service bulletin. This repair bulletin describes the process to address a DTC stored in the transmission control module
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.
A3720012039650_22020-08-06. Service bulletin. This bulletin contains instructions for addressing a leak from the transmission oil pan gasket or transfer case.
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.