1. Measure the propeller shaft center runout using the dial gauge.

If it exceeds the maximum specification, replace the propeller shaft as a single component.
0.8 mm {0.031 in}
2. Inspect the play and rotation of the joint by turning the universal joint in the directions shown by the arrows.

If it is not within the specification, replace the propeller shaft.
0.29—1.47 N·m {3.0—14.9 kgf·cm, 2.6—13.0 in·lbf}
Intermediate Shaft Removal/Installation
Propeller Shaft On Vehicle InspectionOil Pressure Switch Inspection
1. Switch the ignition ON (engine off) and verify that the oil pressure warning
light is illuminated.
2. Start the engine and verify that the oil pressure warning light turns off.
If the oil pressure warning light is not illuminated or remains illuminated,
inspect the wiring harness ...
Charging System Warning Light
Purpose, Function
Warns the driver of a charging system malfunction.
Construction
The charging system warning light is built into the instrument cluster..
Operation
Illuminates when a malfunction occurs in the charging system and DTCs is
stored in the PCM.
...
Fuel and Engine Exhaust Precautions
Fuel Requirements
Vehicles with catalytic converters or oxygen sensors must use ONLY UNLEADED FUEL,
which will reduce exhaust emissions and keep spark plug fouling to a minimum.
Your Mazda will perform best with fuel listed in the table.
Fuel with a rating lower than 87 octane (91 RON) could ...