Mazda 3 manuals

Mazda 3 Service Manual: Electrical System

Mazda 3 Service Manual / Electrical / Electrical System

Electrical Parts

Battery cable

Wiring Harness

CAUTION:


Connectors

Disconnecting connectors

Locking connector

Inspection

CAUTION:

Terminals

Inspection

Replacement

Sensors, Switches, and Relays

Wiring Harness

Wiring color codes


CODE

COLOR

CODE

COLOR

B

Black

O

Orange

BR

Brown

P

Pink

G

Green

R

Red

GY

Gray

V

Violet

L

Blue

W

White

LB

Light Blue

Y

Yellow

LG

Light Green


Fuse

Replacement

Direction of View for Connector

Part-side connector


The viewing direction of part-side connectors is from the terminal side.


* Part names are shown only when there are multiple connector drawings.

Vehicle harness-side connector


The viewing direction of vehicle harness-side connectors is from the harness side.


* Part names are shown only when there are multiple connector drawings.

Other


When it is necessary to show the terminal side of vehicle harness-side connectors, such as the following connectors, the viewing direction is from the terminal side.


Electrical Troubleshooting Tools

Jumper wire

CAUTION:

Voltmeter

Ohmmeter

CAUTION:

Precautions Before Welding

A vehicle has various electrical parts. To protect the parts from excessive current generated when welding, be sure to perform the following procedure.

1. Switch the ignition to LOCK.

2. Disconnect the battery cables.


3. Securely connect the welding machine ground near the welding area.


4. Cover the peripheral parts of the welding area to protect them from weld spatter.

Electrical
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Battery
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Other materials:

Units
Electric current A (ampere) Electric power W (watt) Electric resistance ohm Electric voltage V (volt) Length mm (millimeter) in (inch) ...

If You Must Use the Front Seat for Children
If you cannot put all children in the rear seat, at least put the smallest children in the rear and be sure the largest child up front uses the shoulder belt over the shoulder. NEVER put a rear-facing child-restraint system on the front passenger seat whether your vehicle is equipped with a ...

Transaxle Oil Inspection [A26 M R]
1. Park the vehicle on level ground. 2. Remove the aerodynamic under cover No.2.. 3. Remove the oil level plug and gasket. 4. Verify that the oil is near the brim of the plug port. If the oil level is lower than the low level, add the specified amount and type of oil through the ...

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