Honda Civic. Manual — part 382

4. Remove the A/C compressor without disconnecting the A/C hoses (see step 38

on ENGINE REMOVAL ).

5. Remove the intake manifold (see REMOVAL ).
6. Remove a bolt (A) securing the connecting pipe.

Fig. 13: Identifying Lower Radiator Hose, Connecting Pipe And Harness
Clamp
Courtesy of AMERICAN HONDA MOTOR CO., INC.

7. Remove the lower radiator hose (B), connecting pipe (C), water bypass hose

(D), and harness clamp (E).

8. Remove the positive crankcase ventilation (PCV) hose (A), then remove the

water passage (B).

Fig. 14: Identifying Positive Crankcase Ventilation (PCV) Hose And

2008 Honda Civic GX

2006-08 ENGINE Cooling System (K20Z3) - Civic (All Except Si)

Water Passage
Courtesy of AMERICAN HONDA MOTOR CO., INC.

9. Remove the thermostat housing.

Fig. 15: Identifying Thermostat Housing
Courtesy of AMERICAN HONDA MOTOR CO., INC.

10. Remove the water pump (see WATER PUMP INSPECTION ).
11. Install the water pump (see WATER PUMP INSPECTION ).
12. Install the thermostat housing (A) with a new O-ring (B).

Fig. 16: Identifying Thermostat Housing With New O-Ring (With Torque
Specifications)
Courtesy of AMERICAN HONDA MOTOR CO., INC.

2008 Honda Civic GX

2006-08 ENGINE Cooling System (K20Z3) - Civic (All Except Si)

13. Clean, and dry the water passage mating surfaces.
14. Apply liquid gasket, P/N 08717-0004,08718-0001, 08718-0002,08718-0003, or

08718-0009, evenly to the engine block mating surface of the water passage.

Fig. 17: Identifying Engine Block Mating Surface
Courtesy of AMERICAN HONDA MOTOR CO., INC.

15. Install the water passage (A) with a new O-ring (B).

NOTE:

Do not install components if too much time has passed
after applying the liquid gasket (for P/N 08718-0002, no
more than 4 minutes, for all others, no more than 5
minutes). Instead, remove the old residue and reapply
the liquid gasket.

NOTE:

Wait at least 30 minutes to allow liquid gasket to
cure before filling the engine with oil.

Do not run the engine for at least 3 hours to allow
liquid gasket to cure after installing the water
passage.

2008 Honda Civic GX

2006-08 ENGINE Cooling System (K20Z3) - Civic (All Except Si)

16. Install the PCV hose (C).
17. Install the connecting pipe (A) with a new O-ring (B).

Fig. 19: Identifying Connecting Pipe With New O-Ring (With Torque
Specifications)
Courtesy of AMERICAN HONDA MOTOR CO., INC.

18. Install the lower radiator hose (C), water bypass hose (D), and harness clamp

(E).

19. Tighten a bolt (F) securing the connecting pipe.

Fig. 18: Identifying Water Passage With New O-Ring
(With Torque Specifications)
Courtesy of AMERICAN HONDA MOTOR CO., INC.

2008 Honda Civic GX

2006-08 ENGINE Cooling System (K20Z3) - Civic (All Except Si)