Pic. 3.50. Front crankshaft oil seal for 4G13 and 4G18 engines: 1 - crankshaft pulley; 2 - cylindrical pins; 3 - impeller of the crankshaft position sensor; 4 - spacer sleeve of the crankshaft; 5 - front crankshaft oil seal
Removing
- Disconnect the wire from the negative battery terminal.
- Lower the timing belt drive of the gas distribution mechanism.
- Loosen the bolt and remove the crankshaft position sensor.
- Remove the crankshaft pulley.
- Remove the roll pins and remove the crankshaft position sensor impeller and spacer.
- Drill two small holes in the front crankshaft oil seal located at diametrically opposite ends of the oil seal. Insert two self-tapping screws into the drilled holes in the stuffing box and, using pliers by the screw heads, pull out the stuffing box.
- Clean the gland seat.
Installation
- Lubricate the lip of the new oil seal with a thin layer of engine oil.
- Install the front crankshaft oil seal with the special tool as shown in Figure 3.29.
- Install the pulley with cylindrical pins inserted into it, the impeller of the crankshaft position sensor and the spacer on the crankshaft (pic. 3.51).
- Install the timing belt drive of the gas distribution mechanism.
- Connect the wire to the negative battery terminal.
Pic. 3.51. Installation position of the crankshaft pulley with cylindrical pins, the impeller of the crankshaft position sensor and the spacer sleeve