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:

Ignition Coil Inspection [Mzr 2.0, Mzr 2.5]
Ignition Coil Inspection 1. Perform the spark test and identify the malfunctioning cylinder.. 2. Replace the ignition coil of the malfunctioning cylinder with that of a normal cylinder, and perform the spark test again.. If the spark is not normal due to a malfunctioning ignition coil, ...

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 ...

Forced Ignition On [With Advanced Keyless Entry And Push Button Start System]
NOTE: In order to perform a forced ignition ON, the M-MDS (IDS) is necessary. If the servicing is being done outside of an Authorized Mazda dealership, contact an Authorized Mazda dealership for instructions. The forced ignition ON procedure forces a power supply to each part w ...