# Service bulletin N808v2\-09OCT23

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: 10245033
- Published by NHTSA: 2023\-11\-07
- Manufacturer's number: N808v2\-09OCT23
- Manufacturer's date: 2023\-10\-09
- NHTSA component: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); POWER TRAIN

## NHTSA's summary

Powertrain Control Module \(PCM\) Update

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10245033-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10245033-9999.pdf)

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

## Components

Transmission and driveline, Automatic transmission, Transmission control module

## Vehicles listed

- 2017 to 2018 LAND ROVER DISCOVERY
- 2017 to 2018 LAND ROVER RANGE ROVER
- 2017 to 2018 LAND ROVER RANGE ROVER SPORT
- 2018 to 2019 LAND ROVER RANGE ROVER VELAR

## Other bulletins for the same vehicles and component

- [N881](/bulletins/10252786.md), 2024-04-05, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; POWER TRAIN. 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](/bulletins/10252784.md), 2024-04-05, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; POWER TRAIN. 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 \(PCM\).
- [N808 ER v1](/bulletins/10251543.md), 2024-03-08, Service bulletin: ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); POWER TRAIN. Certain 2017 to 2019 Land Rover vehicles equipped with TDV6 3.0L Diesel engines and Ingenium I4 2.0L Diesel engines, when connected to a diagnostic scan tool during the California SMOG test, the Powertrain Control Module \(PCM\) incorrectly reports the monitor readiness status as not supported.
- [SFCC\_AUG2023\_32](/bulletins/10242016.md), 2023-09-08, Service bulletin: POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). POWERTRAIN MODULE CONTROL \(PCM\) UPDATE
- [BIG5AUG23\_31](/bulletins/10242015.md), 2023-09-08, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); POWER TRAIN. POWERTRAIN MODULE CONTROL \(PCM\) UPDATE
- [N622v2](/bulletins/10211012.md), 2022-05-05, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM. A Powertrain Control Module \(PCM\) software diagnostic monitoring routine contains a software error.
- [SSM75701](/bulletins/10210108.md), 2022-04-07, Service bulletin: EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT. 8HP 8\-Speed Automatic Transmission replacements due to Automatic Transmission Fluid \(ATF\) contamination with coolant.
- [SFCC\_MAR2021\_30](/bulletins/10190064.md), 2021-04-07, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM. Flashing D After Using Remote Start
- [LTB01251NAS3](/bulletins/10185358.md), 2021-01-08, Service bulletin: EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION. A transmission fluid leak may be seen coming from below the vehicle. There may also be alack of acceleration and/or a 'juddering' from the vehicle while driving. A transmission warning message may also be displayed on the Instrument Panel Cluster \(IPC\). Upon further diagnosis, the fluid may be found leaking from the transmission fluid cooler pipes.
- [N451NAS1](/bulletins/10177142.md), 2020-07-08, Service bulletin: ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION; EQUIPMENT. 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.

JSON: [/v1/bulletins/10245033](/v1/bulletins/10245033)

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