# Service bulletin KTB2612

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: 11036843
- Published by NHTSA: 2026\-09\-03
- Manufacturer's number: KTB2612
- Manufacturer's date: 2026\-06\-09
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

As part of ongoing product improvement and development, the control of the starter relay has been improved to prevent occasional relay failures. An adapter cable for the starter relay has been developed for this purpose. Therefore, KTM North America, Inc. instructs that the starter relay adapter cable be installed on affected vehicles.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11036843-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11036843-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2026 KTM 1390 SUPER ADVENTURE R
- 2027 KTM 1390 SUPER ADVENTURE S EVO

JSON: [/v1/bulletins/11036843](/v1/bulletins/11036843)

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