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Service bulletin TJ33723-1-0

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 id10149954
Published by NHTSA2018-12-03
Manufacturer's numberTJ33723-1-0
Manufacturer's date2018-05-08
NHTSA componentEQUIPMENT; POWER TRAIN; ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

This is a Technical Journal: ERAD Clutch DTCs, Signal Compare Failure DTCs and/or Watchdog Revised IEM software has been released. Perform an upgrade of the software according to TJ 31543. Test the car and check if any of the above DTCs return. If any DTC returns repair the car according VIDA and/or TJ33557 as necessary.

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

Electrical system, Equipment and accessories, Transmission and driveline, Software

Vehicles listed
VOLVO S902018
VOLVO XC602018
VOLVO XC902017, 2018
VOLVO XC90H2016, 2017, 2018 (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.

Recalls for the same vehicles and component
21V2730002021-04-21. ELECTRICAL SYSTEM:SOFTWARE
18V8000002018-11-13. 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
TJ33931c2023-04-24. Service bulletin. SPA Hybrid Irregular electrical distance to empty after Software upgrade
TJ33931b2023-04-24. Service bulletin. SPA Hybrid Irregular electrical distance to empty after Software upgrade
TJ339312023-04-24. Service bulletin. software update available
KC-2812022-01-08. Service bulletin. Diagnostic Trouble Codes (DTC) P0069-64, P10EC-00, P0191-64 and P240F-00 In Different Combinations, Occurrences, And Time Stamps (Two To Four Codes), Possible Vehicle Derate - US17+OBD16, US17+OBD18 Emissions, Common Model Years 2018 And 2019
TJ313912021-12-27. Service bulletin. Service campaign S39788:BECM software upgrade.
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