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Service bulletin S10020-2020-06-0

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 id10177381
Published by NHTSA2020-07-20
Manufacturer's numberS10020-2020-06-0
Manufacturer's date2020-06-02
NHTSA componentSERVICE BRAKES; ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

Quality Bulletin for Brake Control Module (BCM) may stop diagnostic communication in case of an altered bus communication rate, due to an error (bug) in the diagnostics system. Download software is required.

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, Electrical system, Software

Vehicles listed
VOLVO S602020
VOLVO V602020
VOLVO XC602020
VOLVO XC902020

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

Recalls for the same vehicles and component
25V1790002025-03-24. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY; ELECTRICAL SYSTEM:SOFTWARE
21V2730002021-04-21. ELECTRICAL SYSTEM:SOFTWARE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
TJ315432024-01-29. Service bulletin. P5(SPA)/P6(CMA) Software Download Guide
TJ36678102023-09-05. Service bulletin. Recovering control modules stuck in ?not responding?
TJ36548102023-04-24. Service bulletin. OHC replaced too often due to CEM U134187 download software prior replacement
SPJ314102021-12-27. Service bulletin. Unhandled script error in VIDA XC90(16-)
KC-992021-11-05. Service bulletin. Volvo Chassis 2008 And Up LED Headlight Conversion Programming Procedure
TJ 34647 6 02021-10-25. Service bulletin. Perform a software upgrade in accordance with TJ 31543.
TJ34803.2.0-20202020-11-23. Service bulletin. This is a Technical Journal: Title II-TPMS calibration after SW upgrade In the new SW, released May 2019, the picture in the Centre Display for I-TPMS is showing a "spinning wheel", while calibration is ongoing. The calibration function itself is not changed compared to previous SW versions, it is only how it is presented in the center display that has been changed.A new calibration will start automatically as soon as the VDDM SW is upgraded.
TJ35560.3.0-20202020-10-13. Service bulletin. This is a Technical Journal: Headlight DTC?s after software upgrade
SMB00-006-2020-02020-09-14. Service bulletin. This is a Service Manager Bulletin: Service 2.0 Software & Total Upgrade Reminder
PB30-S10020-20202020-07-20. Service bulletin. Parts Bulletin for S10020 - Brake Control Module (BCM) may stop diagnostic communication in case of an altered bus communication rate, due to an error (bug) in the diagnostics system. Download software is required. Parts for software download listed.