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:

Starter Cut Relay Inspection [MTX]
Advanced Keyless Entry And Push Button Start System Only 1. Disconnect the negative battery cable. 2. Remove the following parts: a. Front scuff plate (LH). b. Front side trim (LH). c. Side wall. d. Console. 3. Set the bonnet release lever out of the way.. 4. Remove the lower panel.. ...

Taking Action
Take the appropriate action and verify that the warning light turns off. KEY Warning Light Take the appropriate action and verify that the warning light turns off. ...

Oil Control Valve (OCV) Removal/Installation [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 ventilation hose. 7. Remove the oil level gauge. 8. Remove the cylinder head cover.. 9. Remove in th ...