Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Volvo >> 2000 >> S40 >> Repair and Diagnosis >> External Pages >> Different car >> Section 7 (Engine Control - System & Component Testing - Except S40 & V40) >> Computerized Engine Controls >> Electronic Control Module (ECM) >> Circuit Check General Information (S80)

Circuit Check General Information (S80)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2000 Volvo V70, 2000 Volvo S80, 2000 Volvo S70, 1999 Volvo V70, and 1999 Volvo S80. However, it is still accessible from the selected car via links, so may be relevant.

Power supply to the ECM terminal A70 is from fuse 11 B/18 via the system relay. See appropriate WIRING DIAGRAMS article. Power supply to ECM terminals B11 is from fuse 11 B/14 via relay terminal 30+. The ECM ground terminal is common to ECM terminals A53, A54 and A63 (turbo models).