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Home >> Volvo >> 1994 >> 850 Turbo, 4D Sedan >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Computerized Engine Controls >> Electronic Control Unit - Fuel Injection (940) >> Preliminary Checks
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Preliminary Checks

  1. Turn ignition switch to OFF position. Disconnect fuel injection ECU connector. Fuel injection ECU is located on right side of instrument panel, under kick panel. Push out clip and disconnect ECU connector.
  2. Remove cover from ECU connector to expose terminal identification numbers. Visually inspect all terminal connector sleeves to ensure all terminals are at same height.
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