# Other D089 Defender 17APR26

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: Other
- NHTSA id: 11032419
- Published by NHTSA: 2026\-05\-07
- Manufacturer's number: D089 Defender 17APR26
- Manufacturer's date: 2026\-04\-17
- NHTSA component: ENGINE

## NHTSA's summary

The engine coolant temperature amber warning is not enabled and not displayed on the instrument panel cluster.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11032419-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11032419-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2026 LAND ROVER DEFENDER

## Other bulletins for the same vehicles and component

- [D089 Defender 18SEP26](/bulletins/11038342.md), 2026-10-07, Other: ENGINE. The engine coolant temperature amber warning is not enabled and not displayed on the instrument panel cluster.
- [D089 Defender 16JUN26](/bulletins/11034881.md), 2026-07-08, Other: ENGINE. A Car Configuration File \(CCF\) update is required, the engine coolant temperature amber warning will then be displayed on the instrument panel cluster when required.
- [N892v3 \- 01MAY26](/bulletins/11033241.md), 2026-06-03, Service bulletin: ENGINE. Arduous customer drive cycles have been found to accelerate the degradation of engine oil, leading to generation of engine oil sludge deposits in high pressure engine oil galleries of the engine and inside the Continuous Variable Valve Lift \(CVVL\) unit.
- [TUCC\_MAR2026\_17](/bulletins/11030958.md), 2026-04-07, Other: ENGINE. The engine coolant temperature amber warning is not enabled and not displayed on the instrument panel cluster, a Car Configuration File \(CCF\) update is required; the engine coolant temperature amber warning will then be displayed on the instrument panel cluster when required
- [D089 V1 \-05MAR26](/bulletins/11030724.md), 2026-04-06, Service bulletin: ENGINE. The engine coolant temperature amber warning is not enabled and not displayed on the instrument panel cluster.

JSON: [/v1/bulletins/11032419](/v1/bulletins/11032419)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Other%20D089%20Defender%2017APR26&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11032419&vehicle=Other%20D089%20Defender%2017APR26)