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:

Neutral Switch Inspection [Mzr 2.0, Mzr 2.5]
Continuity Inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Disconnect the neutral switch connector.. 4. When the shift lever is in neutral and in a position other than neutral, verify that the continuity between neutral switch terminals A and B is acco ...

Antenna Feeder No.2 Inspection
1. Disconnect the negative battery cable.. 2. Remove the following parts: a. A-pillar trim (RH). b. Rear seat cushion (4SD). c. Rear scuff plate (RH). d. Tire house trim (RH). e. Trunk side upper trim (5HB, RH). f. Trunk side trim (5HB, RH). g. C–pillar trim (RH). 3. Disconnect t ...

Roof Molding Removal
1. Insert a fastener remover in the position shown in the figure. 2. Rotate the flathead screwdriver in the direction of the arrow (1) shown in the figure and remove the roof molding from the T-stud (figure A). 3. Rotate the roof molding in the direction of the arrow (2) shown in the figure, ...