Mazda 3 manuals

Mazda 3 Service Manual: TCM Inspection [FS5 A EL]

NOTE:

1. Connect the voltmeter (-) lead to body GND.

2. Measure the voltage at each terminal.

TCM Terminal Voltage (Reference)



Terminal

Connected to

Test Condition

Voltage (V)

Inspection Item

A

—

—

—

—

B

CAN module

Because this terminal is for CAN, no valid determination of terminal voltage is possible.

C

—

—

—

—

D

—

—

—

—

E

CAN module

Because this terminal is for CAN, no valid determination of terminal voltage is possible.

F

Down switch

Selector lever down-shift position

Below 1.0

  • Down switch

    (See DOWN SWITCH INSPECTION [FS5A-EL].)

  • Related harness

Except selector lever down-shift position

B+

G

Up switch

Selector lever up-shift position

Below 1.0

  • Up switch

    (See UP SWITCH INSPECTION [FS5A-EL].)

  • Related harness

Except selector lever up-shift position

B+

H

—

—

—

—

I

AT main relay

Ignition switch off

Below 1.0

  • AT main relay

    (See RELAY INSPECTION [MZR 2.0, MZR 2.5, MZR 2.3 DISI Turbo].)

  • Related harness

Ignition switch ON

B+

J

Battery

Under any condition

B+

  • Battery

    (See BATTERY REMOVAL/INSTALLATION [MZR 2.0, MZR 2.5].)

  • Related harness

K

M position switch

M position

Below 1.0

  • M position switch

    (See M POSITION SWITCH INSPECTION [FS5A-EL].)

  • Related harness

Except M position

B+

L

GND

Under any condition

Below 1.0

  • Related harness

M

GND

Under any condition

Below 1.0

  • Related harness

N

—

—

—

—

O

AT main relay

Ignition switch off

Below 1.0

  • AT main relay

    (See RELAY INSPECTION [MZR 2.0, MZR 2.5, MZR 2.3 DISI Turbo].)

  • Related harness

Ignition switch ON

B+

P

AT main relay

Ignition switch off

Below 1.0

  • AT main relay

    (See RELAY INSPECTION [MZR 2.0, MZR 2.5, MZR 2.3 DISI Turbo].)

  • Related harness

Ignition switch ON

B+

Q

—

—

—

—

R

—

—

—

—

S

Oil pressure switch

1GR

Below 1.0

  • Oil pressure switch

    (See OIL PRESSURE SWITCH INSPECTION [FS5A-EL].)

  • Related harness

2GR

Below 1.0

3GR

Below 1.0

4GR

B+

5GR

B+

T

—

—

—

—

U

TR switch

Selector lever at P position

4.3—4.8

  • TR switch

    (See TRANSAXLE RANGE (TR) SWITCH INSPECTION [FS5A-EL].)

  • Related harness

Selector lever at R position

3.8—4.2

Selector lever at N position

3.0—3.5

Selector lever at D position

2.2—2.7

Selector lever at M position

2.2—2.7

V

TR switch, TFT sensor

Under any condition

Below 1.0

  • Related harness

W

—

—

—

—

X

—

—

—

—

Y

Input/turbine speed sensor (-)

(See Input/turbine speed sensor.)

  • Input/turbine speed sensor

    (See INPUT/TURBINE SPEED SENSOR INSPECTION [FS5A-EL].)

  • Related harness

Z

VSS

(See VSS.)

  • VSS

    (See VEHICLE SPEED SENSOR (VSS) INSPECTION [FS5A-EL].)

  • Related harness

AA

TFT sensor

ATF temperature 20 °C {68 °F}

Approx.3.3

  • TFT sensor

    (See TRANSAXLE FLUID TEMPERATURE (TFT) SENSOR INSPECTION [FS5A-EL].)

  • Related harness

ATF temperature 65 °C {149 °F}

Approx.1.3

AB

Input/turbine speed sensor (+)

(See Input/turbine speed sensor.)

  • Input/turbine speed sensor

    (See INPUT/TURBINE SPEED SENSOR INSPECTION [FS5A-EL].)

  • Related harness

AC

Intermediate sensor

(See Intermediate sensor.)

  • Intermediate sensor

    (See INTERMEDIATE SENSOR INSPECTION [FS5A-EL].)

  • Related harness

AD

Pressure control solenoid A (+)

(See Pressure control solenoid A (+).)

  • Pressure control solenoid A

    (See SOLENOID VALVE INSPECTION [FS5A-EL].)

  • Related harness

AE

Pressure control solenoid A (-)

(See Pressure control solenoid A (-).)

  • Pressure control solenoid A

    (See SOLENOID VALVE INSPECTION [FS5A-EL].)

  • Related harness

AF

—

—

—

—

AG

Shift solenoid A

(See Shift solenoid A.)

  • Shift solenoid A

    (See SOLENOID VALVE INSPECTION [FS5A-EL].)

  • Related harness

AH

Shift solenoid D

1GR at D position

Below 1.0

  • Shift solenoid D

    (See SOLENOID VALVE INSPECTION [FS5A-EL].)

  • Related harness

2GR at D position

Below 1.0

3GR at D position

Below 1.0

4GR at D position

B+

5GR at D position

B+

AI

Shift solenoid F

1GR at D position

B+

  • Shift solenoid F

    (See SOLENOID VALVE INSPECTION [FS5A-EL].)

  • Related harness

2GR at D position

B+

3GR at D position

B+

4GR at D position

B+

5GR at D position

Below 1.0

AJ

Shift solenoid B

(See Shift solenoid B.)

  • Shift solenoid B

    (See SOLENOID VALVE INSPECTION [FS5A-EL].)

  • Related harness

AK

Shift solenoid E

TCC released

Below 1.0

  • Shift solenoid E

    (See SOLENOID VALVE INSPECTION [FS5A-EL].)

  • Related harness

TCC engaged

B+

AL

Shift solenoid C

(See Shift solenoid C.)

  • Shift solenoid C

    (See SOLENOID VALVE INSPECTION [FS5A-EL].)

  • Related harness

AM

Pressure control solenoid B

(See Pressure control solenoid B.)

  • Pressure control solenoid B

    (See SOLENOID VALVE INSPECTION [FS5A-EL].)

  • Related harness


Input/Output Wave From (Reference)

Shift solenoid A


Shift solenoid B


Shift solenoid C


Pressure control solenoid B


Pressure control solenoid A (+)


Pressure control solenoid A (-)


Input/turbine speed sensor


Intermediate sensor


VSS


TCM Configuration [Fw6 A EL]
NOTE: The TCM is built into the control valve body. 1. Verify TCM configuration implementation necessity for replacement parts. Replacement part Conf ...

TCM Removal/Installation [FS5 A EL]
CAUTION: Do not apply a shock to or touch the projection on the TCM, otherwise it may not operate normally. 1. Perform the following procedures. a. Remove the battery cover.. b. D ...

Other materials:

Bass Box Inspection
1. Disconnect the negative battery cable.. 2. Disconnect the connector.. 3. Verify the resistance between bass-box terminals. If not within the specification, replace the bass-box. Resistance 0.9—1.1 ohms ...

Air Intake Actuator Inspection [Full Auto Air Conditioner]
1. Connect battery positive voltage to air intake actuator terminal B (or C), connect terminal C (or B) to ground, and then verify that the air intake actuator operates as shown in the table. If the operation condition is not normal, replace the air intake actuator. ...

Input/Turbine Speed Sensor Inspection [FS5 A EL]
CAUTION: Water or foreign objects entering the connector can cause a poor connection or corrosion. Be sure not to drop water or foreign objects on the connector when disconnecting it. On-Vehicle Inspection 1. Perform the following procedures. a. Remove the battery cover.. b. ...

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