# Service bulletin V0120012058261\_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.

- Type: Service bulletin
- NHTSA id: 10171801
- Published by NHTSA: 2020\-03\-05
- Manufacturer's number: V0120012058261\_1
- Manufacturer's date: 2020\-02\-18
- NHTSA component: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

## NHTSA's summary

Catalytic converter hardware improved for long\-term durability. ECM software improved to reduce thermal stress on catalytic converter, prevent erroneous EVAP leak faults, and prevent erroneous fuel trim faults.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10171801-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10171801-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Engine, Equipment and accessories, Exhaust and emissions, Catalytic converter, Software

## Vehicles listed

- 2018 to 2019 VOLKSWAGEN ATLAS

## Other bulletins for the same vehicles and component

- [TT 91 24 01](/bulletins/10249136.md), 2024-02-06, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Addressing Cybersecurity or Vehicle Hack concerns
- [V011812201460319](/bulletins/10238301.md), 2023-07-10, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Software Version Management \(SVM\) instruction.
- [VOS\-23\-14](/bulletins/10238206.md), 2023-07-10, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. This communication is a notice for software changes with the ODIS program for specific cars
- [DC\_26M4\_26N6](/bulletins/10217845.md), 2022-09-01, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. Over time and mileage, the factory\-installed catalyst may not perform as required. If the effectiveness of the catalyst is reduced, this may result in increased tailpipe emissions and the vehicle could fail an emissions \(IM\) inspection. Removed requirement for adding a zip tie to the catalyst core REMINDER: The catalysts MUST be separated from the exhaust system for recycling.
- [Circ 26N6\_REV5](/bulletins/10217844.md), 2022-09-01, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. Over time and mileage, the factory\-installed catalyst may not perform as required. If the effectiveness of the catalyst is reduced, this may result in increased tailpipe emissions and the vehicle could fail an emissions \(IM\) inspection. Removed requirement for adding a zip tie to the catalyst core REMINDER: The catalysts MUST be separated from the exhaust system for recycling.
- [Circ 26M4\_REV5](/bulletins/10217843.md), 2022-09-01, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. "Over time and mileage, the factory\-installed catalyst may not perform as required. If the effectiveness of the catalyst is reduced, this may result in increased tailpipe emissions and the vehicle could fail an emissions \(IM\) inspection. Removed requirement for adding a zip tie to the catalyst core. REMINDER: The catalysts MUST be separated from the exhaust system for recycling.
- [VOS1603](/bulletins/10213875.md), 2022-06-13, Service bulletin: UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE. Release Notes Supplement.
- [VOS1602](/bulletins/10213874.md), 2022-06-13, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; UNKNOWN OR OTHER. Mandatory Installation from Web\-Server.
- [VOS1601](/bulletins/10213873.md), 2022-06-13, Service bulletin: UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE. Mandatory Installation from Web\-Server.
- [A002155201173212](/bulletins/10204722.md), 2022-01-05, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains general instructions for software updates.

JSON: [/v1/bulletins/10171801](/v1/bulletins/10171801)

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