Honda Civic. Manual — part 1032

Engine oil

Capacity

Engine overhaul 5.5 L (5.8 US qt)
Oil change
including filter

4.4 L (4.6 US qt)

Oil change
without filter

4.2 L (4.4 US qt)

Oil pump

Inner-to-outer
rotor clearance

0.06-0.16 mm
(0.002-0.006
in.)

0.20 mm
(0.008 in.)

Pump housing-
to-outer rotor
clearance

0.15-0.21 mm
(0.006-0.008
in.)

0.23 mm
(0.009 in.)

Pump housing-
to-outer rotor
axial clearance

0.035-0.070
mm (0.0013-
0.0028 in.)

0.12 mm
(0.005 in.)

Balancer shafts,
journal diameter

No. 1 journal,
front shaft

19.938-19.950
mm (0.7850-
0.7854 in.)

19.92 mm
(0.784 in.)

No. 1 journal,
rear shaft

23.938-23.950
mm (0.9424-
0.9429 in.)

23.92 mm
(0.942 in.)

No. 2 journal,
front and rear
shaft

32.949-32.961
mm (1.2972-
1.2977 in.)

32.93 mm
(1.296 in.)

Balancer shafts,
journal taper

0.005 mm
(0.0002 in.)
max.

-

Balancer shafts,
end play

Front

0.063-0.108
mm (0.0025-
0.0043 in.)

0.14 mm
(0.0055 in.)

Rear

0.063-0.108
mm (0.0025-
0.0043 in.)

0.14 mm
(0.0055 in.)

Balancer shafts,
shaft-to-bearing

No. 1 journal,
front shaft

0.050-0.082
mm (0.0020-

0.10 mm
(0.004 in.)

2008 Honda Civic EX

2006-08 GENERAL INFORMATION Specifications - Civic (All Except GX & Hybrid)

COOLING SYSTEM (R18A1 ENGINE)

STANDARDS AND SERVICE LIMITS - COOLING SYSTEM (R18A1
ENGINE)

clearance

0.0032 in.)

No. 1 journal,
rear shaft

0.050-0.082
mm (0.0020-
0.0032 in.)

0.10 mm
(0.004 in.)

No. 2 journal,
front and rear
shaft

0.060-0.120
mm (0.0024-
0.0047 in.)

0.15 mm
(0.006 in.)

Balancer shaft
bearings, I.D.

No. 1 journal,
front shaft

20.000-20.020
mm (0.7874-
0.7882 in.)

20.03 mm
(0.789 in.)

No. 1 journal,
rear shaft

24.000-24.020
mm (0.9449-
0.9457 in.)

24.03 mm
(0.946 in.)

No. 2 journal,
front and rear
shaft

33.021-33.069
mm (1.3000-
1.3019 in.)

33.09 mm
(1.303 in.)

Relief valve, oil
pressure with oil
temperature at
176 °F (80 °C)

At idle

70 kPa (0.7 kgf/cm

2

, 10 psi)

min.

At 3,000 rpm

300 kPa (3.1 kgf/cm

2

, 44

psi) min.

Item

Measurement

Qualification

Standard or

New

Radiator

Coolant capacity
(includes engine,
heater, hoses, and
reservoir) Use Honda
Long Life
Antifreeze/Coolant
Type 2

M/T: engine
overhaul

6.5 L (1.72 US
gal)

A/T engine
overhaul

6.7 L (1.77 US
gal)

M/T: coolant
change

5.2 L (1.37 US
gal)

A/T coolant change 5.3 L (1.40 US

2008 Honda Civic EX

2006-08 GENERAL INFORMATION Specifications - Civic (All Except GX & Hybrid)

COOLING SYSTEM (K20Z3 ENGINE)

STANDARDS AND SERVICE LIMITS - COOLING SYSTEM (K20Z3
ENGINE)

gal)

M/T: engine
overhaul

6.5 L (1.72 US
gal)

A/T engine
overhaul

7.1 L (1.88 US
gal)

M/T: coolant
change

5.2 L (1.37 US
gal)

A/T: coolant
change

5.5 L (1.45 US
gal)

Reservoir

Coolant capacity

0.4 L (0.11 US
gal)

Radiator cap

Opening pressure

93-123 kPa
(0.95-1.25

kgf/cm

2

, 14-18

psi)

Thermostat

Opening temperature Begins to open

176-183°F (80-
84°C)

Fully open

203°F (951)

Valve lift at fully
open

8.0 mm (0.31 in.)
min.

Item

Measurement

Qualification

Standard or

New

Radiator

Coolant capacities
(including engine,
heater, hoses, and
reservoir) Use Honda
Long Life
Antifreeze/Coolant
Type 2

Engine overhaul

6.8 L (1.80 US
gal)

Coolant change

4.5 L (1.19 US
gal)

2008 Honda Civic EX

2006-08 GENERAL INFORMATION Specifications - Civic (All Except GX & Hybrid)

FUEL AND EMISSIONS (R18A1)

STANDARDS AND SERVICE LIMITS - FUEL AND EMISSIONS

Reservoir

Coolant capacity

0.4 L (0.11 US
gal)

Radiator cap

Opening pressure

93-123 kPa
(0.95-1.25

kgf/cm

2

, 14-18

psi)

Thermostat

Opening temperature Begins to open

169-176°F (76-
80°C)

Fully open

194°F (90°C)

Valve lift at fully
open

8.0 mm (0.31 in.)

Item

Measurement

Qualification

Standard or New

Fuel pressure
regulator

Pressure with fuel
pressure gauge
connected

380-430 kPa (3.9-

4.4 kgf/cm

2

, 55-

63 psi)

Fuel tank

Capacity

50 L (13.2 US
gal)

Engine idle (USA
models)

Idle speed without
load

A/T (in N or P
position), M/T (in
neutral)

670 50 rpm

Idle speed with high
electrical load (A/C
switch ON,
temperature set to
max cool, blower
fan on High, rear
window defogger
ON, and headlights
on high beam)

A/T (in N or P
position), M/T (in
neutral)

710 50 rpm

Engine idle

Idle speed without A/T (in N or P

750 50 rpm

2008 Honda Civic EX

2006-08 GENERAL INFORMATION Specifications - Civic (All Except GX & Hybrid)