1. Disconnect the negative battery cable..
2. Remove the inner garnish..
3. Remove the tweeter..
4. Verify the resistance between tweeter terminals.

If not within the specification, replace the tweeter.

Without Bose®: 3.4—4.6 ohms
With Bose®: 3.06—3.74 ohms
Supplier Identification Procedure [Audio]
Tweeter Removal/InstallationABS HU/CM Removal/Installation
WARNING:
If the ABS HU/CM configuration is not completed, it could result in an unexpected
accident due to the ABS being inoperative. If the ABS HU/CM or ABS CM is replaced,
always use the automatic configuration function so that the ABS operation conditions
are correct.
CAUTI ...
Oil Pump Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
Hot engines and engine oil can cause severe burns. Turn off the engine and
wait until it and the engine oil have cooled.
A vehicle that is lifted but not securely supported on safety stands is dangerous.
It can slip or fall, causing death or serious injury. Never work ...
Engine SST [Mzr 2.0, Mzr 2.5]
1: Mazda SST number
2: Global SST number
Example
1:49 UN01 052
2:310–D005
Spring lock coupler tool (green)
1: 49 C017 5A0
2: –
Engine support set
1:49 B011 105
2:–
Adapter
...