Honda Civic. Manual — part 771

Fig. 86: Disconnecting Connector From Mode Control Motor

12. Disconnect the connectors (A) from the air mix control motor and A/C wire

harness. Remove the connector clip (B), the wire harness clips (C), and the
wire harness (D).

Fig. 87: Disconnecting Connectors From Air Mix Control Motor And A/C
Wire Harness

13. Remove the mounting bolt, mounting nuts, and blower-heater unit (A).

2008 Honda Civic EX

2006-08 HVAC Heating/Air Conditioning - Civic (All Except Hybrid)

Fig. 88: Removing Blower-Heater Unit (With Specifications)

14. Remove the self-tapping screws, the heater core cover (A), the grommet (B),

and carefully pull out the heater core (C).

Fig. 89: Removing Heater Core Cover

15. Install the heater core and the evaporator core in the reverse order of removal.
16. Install the heater unit in the reverse order of removal, and note these items:

Do not interchange the inlet and outlet heater hoses, and install the hose
clamps securely.

2008 Honda Civic EX

2006-08 HVAC Heating/Air Conditioning - Civic (All Except Hybrid)

Refill the cooling system with engine coolant, R18A1 engine (see
COOLANT REPLACEMENT ), K20Z3 engine (see COOLANT
REPLACEMENT ).

Make sure that there is no coolant leakage.

Make sure that there is no air leakage.

Refer to EVAPORATOR CORE REPLACEMENT .

Enter the anti-theft code for the audio or navigation system, then enter the
audio presets.

Set the clock.

A/C COMPRESSOR REPLACEMENT

R18A1 ENGINE

1. If the A/C compressor is marginally operable, run the engine at idle speed, and

let the air conditioning work for a few minutes, then shut the engine off.

2. Recover the refrigerant with a recovery/recycling/charging station (see

REFRIGERANT RECOVERY ).

3. Make sure you have the anti-theft code for the audio or navigation system, then

write down the audio presets.

4. Remove the front grille cover (see FRONT GRILLE COVER

REPLACEMENT ) and the alternator (see ALTERNATOR REMOVAL
AND INSTALLATION ).

5. Disconnect the connector (A) from the A/C condenser fan motor. Remove the

wire harness clip (B) and the connector clip (C). Remove the upper mounting
bolts, and the A/C condenser fan shroud (D). Be careful not to damage the
radiator fins when removing the A/C condenser fan shroud.

NOTE:

Do not install an A/C compressor into a system unless you
are completely sure that the system is free of
contamination. Installing the A/C compressor into a
contaminated system can result in premature A/C
compressor failure.

2008 Honda Civic EX

2006-08 HVAC Heating/Air Conditioning - Civic (All Except Hybrid)

Fig. 90: Removing A/C Condenser Fan Shroud (With Specifications)

6. Remove the bolt and the nut, then disconnect the suction hose (A) and

discharge hose (B) from the A/C compressor. Plug or cap the lines immediately
after disconnecting them to avoid moisture and dust contamination.

Fig. 91: Disconnecting Suction Hose And Discharge Hose (With
Specifications)

7. Remove the mounting bolts and the A/C compressor (A). Be careful not to

damage the radiator fins when removing the A/C compressor.

2008 Honda Civic EX

2006-08 HVAC Heating/Air Conditioning - Civic (All Except Hybrid)