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Home >> Volvo >> 1998 >> V70 R >> Repair and Diagnosis (Single Page) >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Computerized Engine Controls >> ECM >> Notes
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Computerized Engine Controls: ECM: Notes

CAUTION: The ECM must not be removed from the car until the main relay has interrupted its power supply. This may take up to 150 seconds on Motronic 4.4 systems after the ignition has been switched off. Cars with an immobilizer can take up to 245 seconds after the ignition has been switched off.
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