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Home >> Volvo >> 1994 >> 850 Base, 4D Sedan, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Computerized Engine Controls >> Electronic Control Unit - Ignition (940) >> Power Circuit Checks

Power Circuit Checks

Connect a voltmeter between ignition ECU terminal No. 5 (Brown wire) and ground. Voltmeter should indicate 12 volts. If voltage is not present, check circuit between ignition ECU terminal No. 5 and fuse block (940).