# Service bulletin BIG5JAN21\_43

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: 10186747
- Published by NHTSA: 2021\-02\-05
- Manufacturer's number: BIG5JAN21\_43
- Manufacturer's date: 2021\-01\-13
- NHTSA component: POWER TRAIN

## NHTSA's summary

To prevent premature wear, a resulting MIL and a possible no start, all affected vehicles require the replacement of variable camshaft timing \(VCT\) solenoids on both intake an exhaust.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10186747-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10186747-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- 2018 to 2020 JAGUAR XE
- 2018 to 2020 LAND ROVER DISCOVERY SPORT
- 2018 to 2020 LAND ROVER RANGE ROVER EVOQUE

## Other bulletins for the same vehicles and component

- [N861 Range Rover 18SEP26](/bulletins/11038355.md), 2026-10-07, Other: POWER TRAIN. Malfunction Indicator Lamp \(MIL\), loss of start/stop functionality and no communication during diagnostic sessions.
- [JLRTB02023NAS3 RESCINDED](/bulletins/11025064.md), 2025-11-05, Service bulletin: POWER TRAIN. MIL Illuminated.
- [TUCC\_JUN2025\_46](/bulletins/11020209.md), 2025-07-06, Other: POWER TRAIN. MIL on Instrument cluster.
- [Range Rover\_N861\_16MAY25](/bulletins/11019267.md), 2025-06-05, Other: POWER TRAIN. On certain 48V Mild Hybrid Electric Vehicle \(MHEV\) battery enters an offline state and no longer communicates or functions as intended. Malfunction Indicator Lamp \(MIL\) might be illuminated, loss of start/stop functionality and no communication during diagnostic sessions.
- [Discovery\_N861\_16MAY25](/bulletins/11019265.md), 2025-06-05, Other: POWER TRAIN. On certain 48V Mild Hybrid Electric Vehicle \(MHEV\) battery enters an offline state and no longer communicates or functions as intended. Malfunction Indicator Lamp \(MIL\) might be illuminated, loss of start/stop functionality and no communication during diagnostic sessions.
- [Jaguar\_H422\_17JAN25](/bulletins/11013978.md), 2025-02-07, Other: POWER TRAIN. Malfunction Indicator Lamp \(MIL\) may illuminate
- [Discovery\_N881\_17JAN25](/bulletins/11013970.md), 2025-02-07, Other: POWER TRAIN. POWERTRAIN CONTROL MODULE SOFTWARE UPDATE
- [Jaguar\_H422\_20DEC24](/bulletins/11012684.md), 2025-01-08, Other: POWER TRAIN. Malfunction Indicator Lamp \(MIL\) may illuminate
- [SFCC\_DEC2024\_48](/bulletins/11012401.md), 2025-01-07, Other: POWER TRAIN. Low coolant light on or smell of coolant from engine area.
- [Jaguar\_ H422\_15NOV24](/bulletins/11011529.md), 2024-12-05, Other: POWER TRAIN. Powertrain Control Module \(PCM\) Software Update

JSON: [/v1/bulletins/10186747](/v1/bulletins/10186747)

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