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:

Rear Door Latch Switch Inspection
1. Fully open the rear door glass. 2. Disconnect the negative battery cable.. 3. Remove the following parts: a. Rear door trim. b. Rear inner handle. c. Rear door speaker. d. Rear power window motor. e. Rear door glass. f. Rear door latch and lock actuator. 4. Verify that the conti ...

Warm Up Three Way Catalytic Converter (Wu Twc) Inspection [Mzr 2.0, Mzr 2.5]
CAUTION: Perform the following procedures, DTC P0421:00 is indicated only. 1. Connect the M-MDS to the DLC-2. 2. Start the engine and warm it up to normal operating temperature. 3. Turn off the engine. 4. Verify that the engine compression is within the specification.. ...

Body Control Module (Bcm) Removal/Installation
CAUTION: When replacing the BCM, the configuration procedure must be performed before removing the BCM. Replacing the BCM without performing the configuration procedure will result in system malfunction. ATX 1. Perform the BCM configuration when replacing it.. 2. Disconnect t ...