Mazda 3 manuals

Mazda 3 Service Manual: ABS HU/CM Removal/Installation

WARNING:

CAUTION:

NOTE:

1. Remove the battery and battery tray..

2. Remove in the order indicated in the table.

3. Install in the reverse order of removal.

4. Switch the ignition to ON or start the engine, and maintain this condition for approx. 30 s

to allow the ABS HU/CM automatic configuration to be performed.

5. Clear the DTCs from the memory..



1

Connector

(See Connector Removal Note.)

(See Connector Installation Note.)

2

Brake pipe

(See Brake Pipe Removal Note.)

(See Brake Pipe Installation Note.)

3

Bolt

4

ABS HU/CM component, bracket

(See ABS HU/CM Component, Bracket Removal Note.)

5

Bracket

6

ABS CM

7

ABS HU


Connector Removal Note

1. Pull the connector cover up in the direction of the arrow while pressing the tab of the connector cover.


2. Pull the connector toward the vehicle front and remove it.

Brake Pipe Removal Note

1. Place an alignment mark on the brake pipe and ABS HU/CM.


2. Apply protective tape to the connector to prevent brake fluid from entering.

3. Disconnect the brake pipe.

ABS HU/CM Component, Bracket Removal Note

1. As shown in the figure, move the bracket in the direction of the arrow and remove the ABS HU/CM component and bracket from the body.


Brake Pipe Installation Note

1. Align the marks made before removal and install the brake pipe to the ABS HU/CM referring to the figure.


Connector Installation Note

1. After connecting the connector, verify that the connector cover is completely pushed in.


ABS HU/CM Inspection
1. Disconnect the ABS HU/CM connector.. 2. Connect the negative battery cable.. 3. Attach the tester lead to the ABS HU/CM wiring harness-side connector and inspect the voltage, continuity, or r ...

Front ABS Wheel Speed Sensor Inspection
Sensor Output Value Inspection CAUTION: Resistance inspection using other testers may cause damage to the ABS wheel-speed sensor internal circuit. Be sure to use the M-MDS to inspect the A ...

Other materials:

Driving Tips
WARNING Do not let the vehicle move in a direction opposite to the direction selected by the selector lever: Do not let the vehicle move backward with the selector lever in a forward position, or do not let the vehicle move forward with the selector lever in the revers ...

Vehicle Speed Sensor (VSS) Inspection [FS5 A EL]
On-Vehicle Inspection 1. Inspect the power supply circuit for the VSS. a. Remove the insulator from the transaxle. b. Disconnect the VSS connector. c. Switch the ignition to ON (engine off). d. Measure the voltage at VSS connector terminal A (harness-side). If there is a ...

Rain Sensor Removal/Installation
1. Disconnect the negative battery cable.. 2. Spread open the rain sensor cover in the direction of the arrows and disengage tabs A to remove it. 3. Disconnect the rain sensor connector. 4. Slide rain sensor tab B in the direction of the arrow shown in the figure and detach tab B. ...

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