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Acura CSX. Manual - part 286

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14-225

6 x 1.0 mm
12 N·m (1.2 kgf·m, 8.7 lbf·ft)

9. Remove the mounting bolts, the harness clamp

brackets (A), and A/T clutch pressure control
solenoid valves B and C.

10. Remove the ATF joint pipes (D), the O-rings (E), and

the gasket (F).

11. Check the fluid passage of the solenoid valves for

contamination.

12. Connect a jumper wire from the negative battery

terminal to A/T clutch pressure control solenoid
valve C connector terminal No. 2, and connect
another jumper wire from the positive battery
terminal to connector terminal No. 1. Make sure
A/T clutch pressure control solenoid valve C moves.

13. Disconnect one of the jumper wires, and check

valve movement at the fluid passage in the valve
body mounting surface. If the valve binds or moves
sluggishly, or if the solenoid valve does not operate,
replace A/T clutch pressure control solenoid valves
B and C.

14. Clean the mounting surfaces and the fluid passages

of the A/T clutch pressure control solenoid valve
body and the transmission housing.

15. Install a new gasket on the transmission housing.

NOTE: Be sure to install a new gasket with the blue
side toward the transmission housing.

16. Install the ATF joint pipes, and install new O-rings

over the ATF joint pipes.

17. Install A/T clutch pressure control solenoid valves B

and C.

18. Check the connectors for rust, dirt, or oil, clean or

repair if necessary, then connect the connectors
securely.

19. Install the air cleaner assembly (see page 11-345)

and the intake air duct (see page 11-348).

Replace.

08/08/21 14:46:49 61SNR030_140_0227

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14-226

Automatic Transmission

A/T Clutch Pressure Control Solenoid Valve B and C Replacement

6 x 1.0 mm
12 N·m (1.2 kgf·m, 8.7 lbf·ft)

1. Remove the intake air duct (see page 11-348) and

the air cleaner assembly (see page 11-345).

2. Disconnect the A/T clutch pressure control solenoid

valves B and C connectors.

3. Remove the mounting bolts, the harness clamp

brackets (A), and A/T clutch pressure control
solenoid valves B and C.

4. Remove the ATF joint pipes (D), the O-rings (E), and

the gasket (F).

5. Clean the mounting surface and the fluid passage

of the transmission housing.

6. Install a new gasket on the transmission housing,

and install the ATF joint pipes.

NOTE: Be sure to install a new gasket with the blue
side toward the transmission housing.

7. Install new O-rings over the ATF joint pipes.

8. Install new A/T clutch pressure control solenoid

valves B and C, and harness clamp brackets.

9. Check the connectors for rust, dirt, or oil, clean or

repair if necessary, then connect it securely.

10. Install the air cleaner assembly (see page 11-345)

and the intake air duct (see page 11-348).

Replace.

08/08/21 14:46:49 61SNR030_140_0228

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14-227

Input Shaft (Mainshaft) Speed
Sensor Replacement

Output Shaft (Countershaft) Speed
Sensor Replacement

6 x 1.0 mm
12 N·m (1.2 kgf·m, 8.7 lbf·ft)

6 x 1.0 mm
12 N·m
(1.2 kgf·m, 8.7 lbf·ft)

1. Remove the intake air duct (see page 11-348) and

the air cleaner assembly (see page 11-345).

2. Disconnect the input shaft (mainshaft) speed

sensor connector (A), and remove the input shaft
(mainshaft) speed sensor (B) with the O-ring (C).

3. Install a new O-ring on a new input shaft

(mainshaft) speed sensor, then install the input
shaft (mainshaft) speed sensor in the transmission
housing.

4. Check the connector for rust, dirt, or oil, clean or

repair if necessary, then connect the connector
securely.

5. Install the air cleaner assembly (see page 11-345)

and the intake air duct (see page 11-348).

1. Remove the intake air duct (see page 11-348) and

the air cleaner assembly (see page 11-345).

2. Disconnect the output shaft (countershaft) speed

sensor connector (A), and remove the output shaft
(countershaft) speed sensor (B).

3. Install a new O-ring on a new output shaft

(countershaft) speed sensor, then install the output
shaft (countershaft) speed sensor in the
transmission housing.

4. Check the connector for rust, dirt, or oil, clean or

repair if necessary, then connect the connector
securely.

5. Install the air cleaner assembly (see page 11-345)

and the intake air duct (see page 11-348).

Replace.

08/08/21 14:46:50 61SNR030_140_0229

０１

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14-228

Automatic Transmission

2nd Clutch Transmission Fluid
Pressure Switch Replacement

3rd Clutch Transmission Fluid
Pressure Switch Replacement

A
20 N·m (2.0 kgf·m, 14 lbf·ft)

B
20 N·m
(2.0 kgf·m, 14 lbf·ft)

1. Remove the intake air duct (see page 11-348) and

the air cleaner assembly (see page 11-345).

2. Remove the harness cover (A) from its bracket (B).

3. Disconnect the 2nd clutch transmission fluid

pressure switch connector, and remove the 2nd
clutch transmission fluid pressure switch (A).

4. Install a new 2nd clutch transmission fluid pressure

switch with a new sealing washer (B), and tighten
the metal part of the switch, not the plastic part.

5. Check the connector for rust, dirt, or oil, clean or

repair if necessary, then connect the connector
securely.

6. Install the harness cover on its bracket.

7. Install the air cleaner assembly (see page 11-345)

and the intake air duct (see page 11-348).

1. Do the battery removal procedure (see page 22-69).

2. Remove the intake air duct (see page 11-348) and

the air cleaner assembly (see page 11-345).

3. Remove the battery tray, the battery base, and the

resonator.

4. Disconnect the 3rd clutch transmission fluid

pressure switch connector (A), then remove the 3rd
clutch transmission fluid pressure switch (B) with
the sealing washer (C).

5. Install a new 3rd clutch transmission fluid pressure

switch with a new sealing washer, and tighten the
metal part of the switch, not the plastic part.

6. Check the connector for rust, dirt, or oil, clean or

repair if necessary, then connect the connector
securely.

7. Install the battery tray, the battery base, and the

resonator.

8. Install the air cleaner assembly (see page 11-345)

and the intake air duct (see page 11-348).

9. Do the battery installation procedure (see page

22-69).

Replace.

08/08/21 14:46:50 61SNR030_140_0230

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