Home >> Volvo >> 2010 >> S80 AWD V8-4.4L VIN 85 B8444S >> Repair and Diagnosis >> Relays and Modules >> Relays and Modules - Transmission and Drivetrain >> Relays and Modules - Differential >> Control Unit >> Diagrams >> Diagram Information and Instructions >> Diagram Legend >> Changes Introduced Up to April 2009 Inclusive >> 2/239 Relay, Coolant Pump