Wheel Bearing Play Inspection
1. Position a dial indicator against the wheel hub.

2. Push and pull the wheel hub by hand in the axial direction and measure the wheel bearing play.
Maximum wheel bearing play 0.05 mm {0.002 in}
3. If the bearing play exceeds the specification, replace and tighten the locknut to the specified torque and retest.
Rear axle
Wheel hub, hub spindle removal/installationMazda 6 Service Manual: Cargo compartment light switch inspection
1. Remove the liftgate lower trim. (See LIFTGATE LOWER TRIM
REMOVAL/INSTALLATION)
2. Disconnect the cargo compartment light switch connector.
3. Inspect for continuity between the cargo compartment light switch
terminals using an ohmmeter.
If not as specified, replace the liftgate lock.
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Mazda 6 Service Manual: Panel light control switch inspection
1. Connect the connector to the panel light control switch.
2. Connect the negative battery cable.
3. Measure the voltage at the panel light control switch using voltmeter.
When inspecting terminal B for continuity, disconnect the panel light
control switch connector.
4. If the value are ...