Service bulletin N451NAS1
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 | 10177142 |
| Published by NHTSA | 2020-07-08 |
| Manufacturer's number | N451NAS1 |
| Manufacturer's date | 2020-06-04 |
| NHTSA component | ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION; EQUIPMENT |
NHTSA's summary
A potential issue has been identified on certain Land Rover vehicles within the listed Affected Vehicle Range which may experience excessive engine cooling fan noise in the passenger compartment and eventual degradation of the engine cooling system performance.
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
Engine, Equipment and accessories, Transmission and driveline, Automatic transmission
| LAND ROVER DISCOVERY SPORT | 2019, 2020 |
|---|---|
| LAND ROVER RANGE ROVER | 2019, 2020 |
| LAND ROVER RANGE ROVER EVOQUE | 2019, 2020 |
| LAND ROVER RANGE ROVER SPORT | 2019, 2020 |
| LAND ROVER RANGE ROVER VELAR | 2019, 2020 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| N881 | 2024-04-05. Service bulletin. On certain 2017 model year to 2020 model year Land Rover and Range Rover vehicles the Malfunction Indicator Lamp (MIL) may illuminate if the vehicle is refueled within 15 seconds of turning the engine off. Diagnostic Trouble Codes (DTC) P0496-00 may be stored in the Powertrain Control Module (PCM) . |
|---|---|
| N747v3 | 2024-04-05. Service bulletin. CLOSED ISSUE - On certain 2017 to 2020 model year Land Rover vehicles the Malfunction Indicator Lamp (MIL) may illuminate if the vehicle is refueled within 15 seconds of turning the engine off. Diagnostic Trouble Codes (DTC) P0496-00 may be stored in the Powertrain Control Module (PCM). |
| SFCC_MAR2024_61 | 2024-04-05. Service bulletin. Lack of power, MIL light on, rough idle |
| N808v2-09OCT23 | 2023-11-07. Service bulletin. Powertrain Control Module (PCM) Update |
| SFCC_AUG2023_32 | 2023-09-08. Service bulletin. POWERTRAIN MODULE CONTROL (PCM) UPDATE |
| BIG5AUG23_31 | 2023-09-08. Service bulletin. POWERTRAIN MODULE CONTROL (PCM) UPDATE |
| SSM75976 | 2023-05-03. Service bulletin. AJ133 Engine Cooling Fan Operating At Maximum Speed Following A Powertrain Control Module SW Update |
| SFCC_NOV2022_29 | 2022-12-07. Service bulletin. Customer reports coolant level low message on dash or a coolant leak. |
| SSM75701 | 2022-04-07. Service bulletin. 8HP 8-Speed Automatic Transmission replacements due to Automatic Transmission Fluid (ATF) contamination with coolant. |
| SFCC_MAR2021_31 | 2021-04-07. Service bulletin. Lost Communication With Battery Energy Control Module "A" |