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Home >> Volvo >> 2000 >> S80 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control - System & Component Testing - Except S40 & V40 >> Computerized Engine Controls >> Electronic Control Module (ECM) >> Circuit Check General Information (S80)
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Circuit Check General Information (S80)

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).

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