Mazda 3 Service Manual: Front Center Speaker Inspection
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Upper column cover.
b. Instrument cluster.
c. Center panel.
d. Center cover.
e. Dashboard upper panel.
f. Front center speaker.
3. Verify the resistance between the front center speaker terminals.
-
If not within the specification, replace the front center speaker.
-
Resistance
-
3.24—3.96 ohms
Entertainment System
Outline
Auxiliary jack/USB port has been adopted.
USB adapter has been adopted.
An audio unit which supports USB devices such as USB memory or iPods has
been adopted.
...
Front Center Speaker Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Upper column cover.
b. Instrument cluster.
c. Center panel.
d. Center cover.
e. Dashboard upper panel.
3. Rem ...
Other materials:
Knock Sensor (Ks) Inspection [Mzr 2.0, Mzr 2.5]
Resistance Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the KS connector.
4. Measure the resistance between KS terminals A and B.
If not as specified, replace the KS..
Specification
Approx. 4.87 megohms [normal tem ...
Rear View Monitor Operation
The operation of the rear view monitor when reversing the vehicle varies
depending on
the traffic, road, and vehicle conditions. The amount of steering and the
timing also varies
depending on conditions, so confirm the surrounding conditions directly with
your eyes and
steer the vehicle in ...
Oil Control Valve (OCV) Inspection [Mzr 2.0, Mzr 2.5]
Coil Resistance Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the plug hole plate..
4. Disconnect the OCV connector.
5. Measure the resistance between terminals A and B using an ohmmeter.
OCV coil resistance
6.9—7.9 ohms [20°C ...
