Disconnect the wire from the terminal «minus» battery. Drain the coolant into the container through the drain holes of the engine and radiator with the expansion tank cap removed and the interior heater valve open. Remove the camshaft drive belt. Remove the camshaft pulley and belt tensioner. Unscrew the mounting screws and remove the rear protective cover and coolant pump with gasket.
Install the coolant pump in the reverse order of removal. The pump gasket is replaced with a new one. After assembling and filling the coolant, check the tightness of the connections.