Removing The Engine Control Module (ECM)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2006 Volvo S80, 2005 Volvo S80, 2004 Volvo S80, 2003 Volvo S80, and 2002 Volvo S80. However, it is still accessible from the selected car via links, so may be relevant.
Ignition off. Wait for 2 minutes.
CAUTION:
Do not touch the terminal pins on the control module with fingers. Static electricity may damage components in the engine control module (ECM).
Remove the cover over the control module box. Put the cover to one side.
Insert tool 9995722 around the control module.
Move the upper section of the tool backwards as far as it will go. Pull up the tool. Carefully pull up the control module.
For vehicles with automatic transmissions repeat the above work.
Remove the surround from around the control module box.