Wheel Bearing Excessive Play Inspection
1. Install the magnetic base and dial gauge as shown in the figure and measure the wheel bearing axial excessive play.

If it exceeds the maximum specification, replace the wheel hub bearing.
0.05 mm {0.002 in}
Wheel Hub, Steering Knuckle Disassembly/Assembly
Wheel Hub, Steering Knuckle Removal/InstallationEngine Coolant Temperature (ECT) Sensor Inspection [Mzr 2.0, Mzr 2.5]
ECT Sensor No.1
Resistance inspection
WARNING:
When the engine is hot, it can badly burn. Turn off the engine and wait until
it is cool before removing the ECT sensor.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Drain the engine coolant..
4. R ...
Fuel Injector Inspection [Mzr 2.0, Mzr 2.5]
Resistance Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the fuel injector connector.
4. Inspect the resistance between fuel injector terminals A and B.
Fuel injector resistance
11.4—12.6 ohms [20 °C {68 °F}]
If not ...
Add-On Non-Genuine Parts and
Accessories
Non-genuine parts and accessories for Mazda vehicles can be found in stores.
These may fit your vehicle, but they are not approved by Mazda for use with
Mazda
vehicles. When you install non-genuine parts or accessories, they could affect
your vehicle's
performance or safety systems; the Maz ...