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:

Inside Trunk Release Lever (4-Door)
Your vehicle is equipped with an inside trunk release lever that provides a means of escape for children and adults in the event they become locked inside the trunk. No matter how careful adults might be with keys and locking their cars, parents should be aware that children may be tempted ...

Cowl Grille Removal/Installation
1. Remove the windshield wiper arm and blade.. 2. Remove the fastener A. 3. Pull the front fender molding in the direction of the arrow shown in the figure and remove it while remove the tab B and tab C. 4. Disconnect the windshield washer hose from the joint pipe A.. 5. Remove the fas ...

Automatic Transaxle Fluid (ATF) Adjustment [Fw6 A EL]
CAUTION: Only adjust the ATF level when the ATF temperature is 45—55 °C {113—131 °F}. If the ATF level is incorrect, it could damage the transaxle. Do not add ATF over the specification. Otherwise, the transaxle performance could be reduced and ATF could leak. 1. Remove a ...

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