car GAZ-3110
We remove the spark plug tips along with the high-voltage wires, the ignition coils (you can only disconnect the connectors, leaving them on the valve cover), the throttle drive cable and, having disconnected the wires from the lubrication and cooling system sensors, remove the wiring harness from the head cover brackets
It is more convenient to remove the front buffer if the car is raised on a lift or installed above an inspection ditch
An external sign of wear on the valve stem seals is the short-term appearance of blue smoke from the exhaust pipe after starting the engine, as well as when braking the engine after prolonged driving under load