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Service bulletin TJ31398.4.0-2020

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10178510
Published by NHTSA2020-08-17
Manufacturer's numberTJ31398.4.0-2020
Manufacturer's date2020-07-17
NHTSA componentSERVICE BRAKES, AIR:SUPPLY:LOW PRESSURE WARNING:SWITCH

NHTSA's summary

This is a Technical Journal: D-TPMS, Service required and DTC's

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

Brakes

Vehicles listed
VOLVO XC902016
VOLVO XC90H2016 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
TJ32525A2024-01-29. Service bulletin. DIM message ?Parking brake service required?
34647.6.12024-01-25. Service bulletin. This is a Technical Journal: DIM message about parking brake. Download the available total upgrade software.
TJ36202.2.02023-05-30. Service bulletin. Vibration/shudder while braking
TJ32525512023-04-24. Service bulletin. DIM message ?Parking brake service required?
TJ310072023-04-24. Service bulletin. Squealing noise from rear brakes at low speed
TJ313192023-04-24. Service bulletin. Fresh air hose loose from air filter housing
TJ298182023-04-24. Service bulletin. If the vehicle is equipped with indirect tire pressure monitoring sensors (I-TPMS) (VDN codes: PU02, PU03, PU04), and there is a warning message in the DIM about Low tire pressure and DTC BCM-C007768, follow advice under Service.
TJ327802023-04-24. Service bulletin. XC90 Hybrid, rear brake noise 18"
TJ309342021-12-27. Service bulletin. XC90 Front brake noise
TJ30934.9.02021-05-10. Service bulletin. If squealing noise occurs from front brakes, then follow the instruction under Service.