# Service bulletin Dealer24HFREV1

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: 10202825
- Published by NHTSA: 2021\-11\-05
- Manufacturer's number: Dealer24HFREV1
- Manufacturer's date: 2021\-10\-27
- NHTSA component: ELECTRICAL SYSTEM; ENGINE

## NHTSA's summary

Due to a documentation process error, engine control module software was not properly certified. Affected vehicles will be updated to the latest software level. This topic has no impact on vehicle emissions.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10202825-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10202825-9999.pdf)

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

## Components

Electrical system, Engine

## Vehicles listed

- 2022 VOLKSWAGEN TAOS

## Recalls for the same vehicles and component

- [2022517](/recalls/tc/2022517.md), 2022-09-15: Engine
- [22V687000](/recalls/nhtsa/22V687000.md), 2022-09-14: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE
- [2021496](/recalls/tc/2021496.md), 2021-08-06: Engine
- [21V615000](/recalls/nhtsa/21V615000.md), 2021-08-06: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE

## Other bulletins for the same vehicles and component

- [V0126032083018\_2](/bulletins/11038147.md), 2026-10-06, Service bulletin: ENGINE. Update ECM Control Module Programming
- [V0116152014815\_20](/bulletins/11038146.md), 2026-10-06, Service bulletin: ENGINE. Suggested fuel additive
- [VOS\-26\-47](/bulletins/11036886.md), 2026-09-04, Service bulletin: ELECTRICAL SYSTEM. This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct the issue: Part number 3Q0\-959\-435N software version number 1307 has incorrect coding.
- [V0126032083018\_1](/bulletins/11036871.md), 2026-09-04, Service bulletin: ENGINE. Update Programming of the Engine/Motor Control Module \-J623\-
- [VOS\-26\-42](/bulletins/11035772.md), 2026-08-05, Service bulletin: ELECTRICAL SYSTEM. This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct the issue: DA 0019 \- Hotfix 12\-V battery test\(s\) – No battery diagnosis \- Inconclusive test result.
- [V1718062017813\_24](/bulletins/11035762.md), 2026-08-05, Service bulletin: ENGINE. Oil Consumption Measurement and Electronic Oil Consumption Measurement
- [V1719012012855\_81](/bulletins/11034617.md), 2026-07-07, Service bulletin: ENGINE. Volkswagen Engine Oil Standards
- [V0125042078297\_5](/bulletins/11034615.md), 2026-07-07, Service bulletin: ENGINE. Update programming for Evap Emission Control System
- [TT 13\-20\-01\_3](/bulletins/11034614.md), 2026-07-07, Service bulletin: ENGINE. Instruction, how to lubicate engine before initial start.
- [TT 10\-18\-02\_2](/bulletins/11034613.md), 2026-07-07, Service bulletin: ENGINE. Lubricating engine components before reassembly.

JSON: [/v1/bulletins/10202825](/v1/bulletins/10202825)

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