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:

Bluetooth ® Preparation (Type B)
Device pairing To use Bluetooth ® audio and Hands-Free, the device equipped with Bluetooth ® has to be paired to the unit using the following procedure. A maximum of seven devices including Bluetooth ® audio devices and hands-free mobile phones can be paired. NOTE The Bluetooth ® system may ...

Service Cautions
Injury/damage Prevention Precautions Depending on the vehicle, the cooling fan may operate suddenly even when the ignition is switched to off. Therefore, keep hands and tools away from the cooling fan even if the cooling fan is not operating to prevent injury to personnel or damage t ...

Engine Coolant Protection Inspection [Mzr 2.0, Mzr 2.5]
1. Measure the engine coolant temperature and specific gravity using a thermometer and a hydrometer. CAUTION: Use engine coolant at a concentration that meets the environmental conditions in which the vehicle is driven, otherwise engine damage could occur. The engine has alumi ...