Honda Civic. Manual — part 641

Fig. 2: Fan Controls Circuit Diagram
Courtesy of AMERICAN HONDA MOTOR CO., INC.

RADIATOR FAN HIGH SPEED CIRCUIT TROUBLESHOOTING

1. Remove the fan control relay from the under-hood fuse/relay box, and test it

(see POWER RELAY TEST ).

Is the relay OK?

2008 Honda Civic GX

2006-08 ENGINE Fan Controls (R18A1) - Civic (All Except Hybrid)

YES -Go to step 2.

NO -Replace the fan control relay.

2. Check the No. 36 (10 A) fuse in the under-dash fuse/relay box.

Is the fuse OK?

YES -Go to step 3.

NO -Replace the fuse.

3. Turn the ignition switch ON (II).
4. Measure the voltage between the fan control relay 5P socket terminal No. 5

and body ground.

Fig. 3: Measuring Voltage Between Fan Control Relay 5P Socket Terminal
No. 5 And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there battery voltage?

YES -Go to step 5.

NO -Repair open in the wire between the under-hood fuse/relay box and the
under-dash fuse/relay box.

5. Turn the ignition switch to LOCK (0).
6. Check for continuity between the fan control relay 5P socket terminal No. 2

2008 Honda Civic GX

2006-08 ENGINE Fan Controls (R18A1) - Civic (All Except Hybrid)

and body ground.

Fig. 4: Checking For Continuity Between Fan Control Relay 5P Socket
Terminal No. 2 And Body Ground
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?

YES -Replace the under hood fuse/relay box.

NO -Repair open in the wire between the fan control relay 5P socket terminal
No. 2 and body ground (G301). If the wire is OK, check for poor ground at
G301.

2008 Honda Civic GX

2006-08 ENGINE Fan Controls (R18A1) - Civic (All Except Hybrid)

2006-08 ACCESSORIES AND EQUIPMENT

Fenderwell - Civic (All Except Hybrid)

FRONT INNER FENDER REPLACEMENT

2-DOOR (EXCEPT SI MODEL)

1. Remove the front inner fender (A).

1 On the back of the wheel arch, remove the screws (B), and remove the
front splash guard (C) (Canada models).

2 From under the front bumper (D), remove the clip (E), securing the
splash shield (F), and front inner fender, and remove the bolt (G) and clip
(H) securing the front bumper and front inner fender.

3 From the wheel arch, remove the clips (I, J, K) securing the front inner
fender (and splash shield) to the body.

4 Release the hook(L) of the splash shield, then remove the front inner
fender.

NOTE:

Refer to the FENDERWELL (GX) (SUPPLEMENT) article for
additional information for the GX model.

NOTE:

Take care not to scratch the body.

NOTE:

To remove the clips E, H and I, pry the inner the clip up
at the edge near the line (M) on its head.

2008 Honda Civic EX

2006-08 ACCESSORIES AND EQUIPMENT Fenderwell - Civic (All Except Hybrid)

2008 Honda Civic EX

2006-08 ACCESSORIES AND EQUIPMENT Fenderwell - Civic (All Except Hybrid)