Mazda 3 Service Manual: Exhaust & Emissions

Valve Clearance Inspection [Mzr 2.0, Mzr 2.5]

1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the plug hole plate.. 4. Disconnect the wiring harness. 5. Remove the ignition coils.. 6. Remove the spark ...

Exhaust System Inspection [Mzr 2.0, Mzr 2.5]

1. Start the engine and inspect each exhaust system component for exhaust gas leakage. If there is leakage, repair or replace the appropriate component.. ...

Other materials:

Variable Valve Timing Actuator Inspection [Mzr 2.3 Disi Turbo]
CAUTION: Variable valve timing actuator cannot be disassembled because it is a precision unit. 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the charge air cooler.. 4. Remove the ignition coils.. 5. Disconnect the ventilation hose from th ...

Headlight Leveling Switch Inspection
1. Disconnect the negative battery cable.. 2. Remove the headlight leveling switch.. 3. Verify that the resistance and continuity between the headlight leveling switch terminals is as indicated in the table. If not as indicated in the table, or if the resistance is not within the ...

Wheel Hub, Steering Knuckle Disassembly/Assembly
1. Disassemble in the order indicated in the table. 1 Dust Cover 2 Wheel hub component . 3 Retaining clip 4 Wheel bearing (See Wheel Bearing Removal Note.) (See Wheel Bearing In ...