Mazda 3 manuals

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

Mazda 3 Service Manual / Brakes / Brake Control, Vehicle Dynamics / ABS / 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:

Hood Latch Switch Inspection
1. Disconnect the negative battery cable.. 2. Remove the hood latch.. 3. Verify that the continuity is as indicated in the table. If not as indicated in the table, replace the hood latch. NOTE: Press the latch lever in using a flathead screwdriver to inspect the c ...

Headliner Removal/Installation
1. Shift to the D (ATX) or 4th gear (MTX) position. (4SD) 2. Disconnect the negative battery cable.. 3. Remove the rain sensor cover. (Vehicles with auto light/wiper system). 4. Disconnect the rain sensor connector. (Vehicles with auto light/wiper system) 5. Partially peel back the seaming ...

How to Arm the System
Close the windows and the moonroof * securely. Switch the ignition OFF. Make sure the hood, the doors, and the liftgate/trunk lid are closed. Press the lock button on the transmitter or lock the driver's door from the outside with the auxiliary key. The hazard warning lights will ...

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