Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSVOLVO2004V70 L5-2.5L TURBO VIN 59 B5254T2REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTTECHNICAL SERVICE BULLETINSCUSTOMER INTERESTCOMPUTERS/CONTROLS - TCM/DEM SOFTWARE UPDATES
2004 Volvo V70 L5-2.5L Turbo VIN 59 B5254T2
Computers/Controls - TCM/DEM Software Updates
2004 Volvo V70 L5-2.5L Turbo VIN 59 B5254T2SECTION Computers/Controls - TCM/DEM Software Updates
NO: 40-02
DATE: 12-18-2007
MODEL/YEAR: See chart below.
SUBJECT:
TCM (Transmission Control Module) & DEM (Differential Electronic Module) SW
REFERENCE:
VIDA, TNN 43-38
Note:
This supersedes the previous 40-02, dated 2/12/2007. New DEM Upgrade SW has been added. Please update your files.
The TCM and DEM Upgrades are available to correct the complaints/symptoms shown.
If the message "Invalid" is received when ordering an Upgrade, and Status 134 is shown under the details, the control module already contains the latest software.
Warranty Claim Information
DATE: 12-18-2007
MODEL/YEAR: See chart below.
SUBJECT:
TCM (Transmission Control Module) & DEM (Differential Electronic Module) SW
REFERENCE:
VIDA, TNN 43-38
Note:
This supersedes the previous 40-02, dated 2/12/2007. New DEM Upgrade SW has been added. Please update your files.
The TCM and DEM Upgrades are available to correct the complaints/symptoms shown.
If the message "Invalid" is received when ordering an Upgrade, and Status 134 is shown under the details, the control module already contains the latest software.
Warranty Claim Information
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.