LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volvo >> 2021 >> V90 T5 R-Design >> Repair and Diagnosis >> Electrical >> Charging Systems >> Alternator And Regulator - Design >> (Alternator Control Module ACM) >> Alternator Control Module ACM (4/98, 6/26) [2018-2021, B4204T23 | 2017-2021, B4204T27] >> Connection And Communication
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Connection And Communication

The alternator control module ACM is a LIN slave and communicates with the Engine Control Module (ECM). The Engine Control Module (ECM) then forwards information via CAN to the Central Electronic Module (CEM).