XC90 AWD V8-4.4L VIN 85 B8444S (2005)
Central electrical unit engine/transmission control module (ECM/TCM). See See: Relays and Modules - Powertrain Management/Relays and Modules -
Computers and Control Systems/Engine Control Module/Service and Repair and See: Relays and Modules - A/T/Control Module/Service and Repair
Relay box in passenger compartment/cargo compartment. See Connector relay box, repair See: Connector, Repair/Connector Relay Box, Repair.