Upper Toothed Belt Guard, Removing And Installing: Removing
-- Remove the engine cover. Refer to ENGINE COVER, REMOVING AND INSTALLING .
-- Open the connector couplings -1 and 2- for the fuel lines and remove the fuel lines. Disconnect the couplings. Refer to CONNECTOR COUPLINGS, SEPARATING .
-- Remove the fuel filter and place it with the lines connected on the engine. Refer to FUEL FILTER, REMOVING AND INSTALLING .
-- Remove the Exhaust Gas Temperature Sensor 3 -G495- -B- using a tool from the :T10395A .
-- Open the clamp -A-, pull out the coolant hose and push it aside.
-- Open the heat shield boot -1-.
-- Disconnect the connector -3- and free up the wire.
-- Remove the bolt -2-.
-- Disconnect the connector -4-.
-- Disconnect the vacuum hose -arrow- and free it up.
-- Release and disconnect the Reducing Agent Injector -N474- connector from the bulkhead.
-- Free up the wire.
-- Loosen the hose clamp -1-.
-- Free up the coolant line -3- and the selective catalytic reduction lines -2-.
-- Remove the Reducing Agent Injector -N474- and lay it to the right side.
-- Remove the bolt -3-.
-- Loosen the clamps -1- and remove the hoses.
-- Free up pipes -2-.
-- Move the pipes -2- aside.
-- Release the retainers in direction of -arrows- and remove the upper toothed belt guard -1-.