Honda Civic. Manual — part 277

4. Check all valves for free movement. If any fail to slide freely, refer to VALVE

BODY REPAIR .

5. Coat all parts with ATF during assembly.

Fig. 390: Disassembling Main Valve Body
Courtesy of AMERICAN HONDA MOTOR CO., INC.

VALVE SPRING SPECIFICATIONS

VALVE SPRING SPECIFICATIONS

Valve Springs

Standard (New)-Unit: mm (in.)

Wire

Diameter O.D.

Free

Length

No. of

Coils

A

Cut
valve B
spring

0.8

(0.031)

9.9

(0.390)

27.3

(1.075)

8.0

B

Shift
valve
A
spring

0.8

(0.031)

7.1

(0.280)

23.7

(0.933)

9.7

C

Shift
valve C

0.8

(0.031)

7.1

(0.280)

23.7

(0.933)

9.7

2008 Honda Civic LX

2006-08 TRANSMISSION Automatic Transmission - Civic (Except Hybrid)

ATF PUMP INSPECTION

1. Install the ATF pump drive gear (A), the ATF pump driven gear (B), and the

ATF pump driven gear shaft (C) in the main valve body (D). Lubricate all parts
with ATF, and install the ATF pump driven gear with its grooved and
chamfered side facing up.

spring

D

Relief
valve
spring

1.0

(0.039)

9.6

(0.378)

34.1

(1.343)

10.2

E

Lock-
up
control
valve
spring

0.6

(0.024)

7.1

(0.280)

31.2

(1.228)

11.2

F

Cooler
check
valve
spring

0.85

(0.033)

6.6

(0.260)

27.0

(1.063)

11.3

G

Shift
valve
D
spring

0.8

(0.031)

5.6

(0.220)

28.1

(1.106)

15.9

H

Servo
control
valve
spring

0.8

(0.031)

9.9

(0.390)

27.3

(1.075)

8.0

2008 Honda Civic LX

2006-08 TRANSMISSION Automatic Transmission - Civic (Except Hybrid)

Fig. 391: Identifying ATF Pump Drive Gear, ATF Pump Driven Gear,
ATF Pump Driven Gear Shaft And Main Valve Body
Courtesy of AMERICAN HONDA MOTOR CO., INC.

2. Measure the side clearance of the ATF pump drive gear (A) and the ATF pump

driven gear (B).

ATF Pump Gears Side (Radial) Clearance

Standard (New)

ATF Pump Drive Gear:

0.210-0.265 mm (0.0083-0.0104 in.)

ATF Pump Driven Gear:

0.070-0.125 mm (0.0028-0.0049 in.)

2008 Honda Civic LX

2006-08 TRANSMISSION Automatic Transmission - Civic (Except Hybrid)

Fig. 392: Measuring Side Clearance Of ATF Pump Drive Gear And ATF
Pump Driven Gear
Courtesy of AMERICAN HONDA MOTOR CO., INC.

3. Remove the ATF pump driven gear shaft. Measure the thrust clearance

between the ATF pump driven gear (A) and the valve body (B) with a straight
edge (C) and a feeler gauge (D).

ATF Pump Drive/Driven Gear Thrust (Axial)

Clearance:

Standard (New): 0.03-0.06 mm (0.001-0.002 in.)

Service Limit: 0.07 mm (0.003 in.)

Fig. 393: Measuring Thrust Clearance Between ATF Pump Driven Gear
And Valve Body

2008 Honda Civic LX

2006-08 TRANSMISSION Automatic Transmission - Civic (Except Hybrid)