Mazda 3 manuals

Mazda 3 Service Manual: Control Valve Body Removal/Installation [FS5 A EL]

Mazda 3 Service Manual / Drivetrain / Transmission/Transaxle / Automatic / Control Valve Body Removal/Installation [FS5 A EL]

Primary Control Valve Body On-Vehicle Removal

WARNING:

1. Remove the battery cover..

2. Disconnect the negative battery cable.

3. Remove the aerodynamic under cover NO.2..

4. Clean the transaxle exterior throughout with a steam cleaner or cleaning solvents.

5. Drain the ATF..

6. Remove the oil pan.

7. Remove the oil strainer.

8. Disconnect each solenoid valve connector and GND.


9. Remove the bolts as shown, then remove the primary control valve body.


10. Remove the accumulators and accumulator springs.


Primary Control Valve Body On-Vehicle Installation

CAUTION:

1. Install the accumulator springs, accumulators and primary control valve body.


Accumulator spring specification

Spring

Outer diameter (mm {in})

Free Length (mm {in})

No. of coils

Wire diameter (mm {in})

Servo apply accumulator large spring

21.0 {0.827}

67.8 {2.669}

10.3

3.5 {0.138}

Servo apply accumulator small spring

13.0 {0.512}

67.8 {2.669}

17.1

2.2 {0.087}

Forward accumulator large spring

21.0 {0.827}

75.0 {2.953}

10.7

2.3 {0.091}

Forward accumulator small spring

15.6 {0.614}

49.0 {1.929}

7.7

2.4 {0.094}


2. Tighten the bolts as shown to install the primary control valve body.


Bolt length measured from below the head

Mark

Length measured from below the head

B

40mm {1.575 in}

No mark

70mm {2.756 in}


3. Match the harness colors, then connect each solenoid valves connector. Connector color (harness-side)

Solenoid valve

Connector color

Pressure control solenoid A

Black

Shift solenoid A

White

Shift solenoid B

Blue

Shift solenoid C

Green

Shift solenoid D

White

Shift solenoid E

Black


4. Install the GND.


5. Install the oil strainer.

6. Install the TFT sensor to the oil strainer.

7. Apply a light coat of silicon sealant (TB1217E) to the contact surfaces of the oil pan and transaxle case.


CAUTION:

8. Install the oil pan before the applied sealant starts to harden.

9. Add the ATF..

10. Install the aerodynamic under cover NO.2..

11. Connect the negative battery cable.

12. Install the battery cover..

13. Perform the “Mechanical System Test”..

14. Perform the “Road Test”..

Secondary Control Valve Body On-Vehicle Removal

WARNING:

1. Remove the battery cover..

2. Disconnect the negative battery cable.

3. Remove the battery component (ex: battery, battery tray and PCM component)..

4. Remove the aerodynamic under cover NO.2..

5. Clean the transaxle exterior throughout with a steam cleaner or cleaning solvents.

6. Drain the ATF..

7. Remove the oil cover.

8. Disconnect each solenoid valve connector.


9. Remove the bolts and GND as shown, then remove the secondary control valve body.


10. Remove the tubular pin and O-ring.


Secondary Control Valve Body On-Vehicle Installation

1. Install the tubular pin and new O-rings to the transaxle case.


2. Install the secondary control valve body.

3. Tighten the bolts and GND as shown to install the secondary control valve body.


Bolt length measured from below the head

Mark

Length measured from below the head

B

40mm {1.575 in}

C

50mm {1.967 in}


4. Connect each solenoid valve connector.


Connector color (harness-side)

Solenoid valve

Connector color

Pressure control solenoid B

White

Shift solenoid F

Black


5. Apply a light coat of silicon sealant (TB1217E) to the contact surfaces of the oil cover and transaxle case.


CAUTION:

6. Install the oil cover before the applied sealant starts to harden.

7. Add the ATF..

8. Install the aerodynamic under cover NO.2..

9. Install the battery component (ex: battery, battery tray and PCM component)..

10. Connect the negative battery cable.

11. Install the battery cover..

12. Perform the “Mechanical System Test”..

13. Perform the “Road Test”..

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