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Home >> Volvo >> 2004 >> S80 Base, 2.5 59, FWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Units - Removal, Replacement And Installation >> Engine Coolant Heater, Fuel Driven (1999-2001) >> Glow plugs, engine coolant heater, replacing >> Installation >> Final check

Final check

NOTE: Start the engine and let it idle for a few seconds before starting the heater.

Test run the heater. Check the function of the heater. See Engine coolant heater, test running

Check for leakage at both the coolant hoses and the fuel lines.

Top up the coolant if necessary.

Check that no diagnostic trouble codes (DTC) have been stored during the repair work.