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Home >> Volvo >> 1995 >> 850 Base, 4D Sedan, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests - Turbo >> Computerized Engine Controls >> Powertrain Control Module >> Ground Circuit Checks

Ground Circuit Checks

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Turn ignition off. Install breakout box and adapter. Connect adapter connector "A" to breakout box. Measure resistance between ground and breakout box terminals No. 13, 28 and 42. Ohmmeter should indicate about zero ohms at all terminals.