Mazda 6 Service Manual: Emission system

Exhaust system

EXHAUST SYSTEM INSPECTION Start the engine and inspect each exhaust system component for exhaust gas leakage. If leakage is found, repair or replace as necessary. EXHAUST SYSTEM REMOVAL/INST ...

Charcoal canister inspection

1. Remove the charcoal canister. 2. Plug the atmosphere side port and purge solenoid valve side port of the charcoal canister. 3. Blow air into the charcoal canister from the fuel tank side port a ...

Other materials:

Mazda 6 Service Manual: Foreword
When the customer reports a vehicle malfunction, check the malfunction indicator lamp (MIL) indication and diagnostic trouble code (DTC), then diagnose the malfunction according to following flowchart. - If a DTC exists, diagnose the applicable DTC inspection. (See DTC TABLE.) - ...

Mazda 6 Service Manual: Nonreturn valve inspection
1. Remove the fuel pump unit. (See FUEL PUMP UNIT REMOVAL/INSTALLATION.) 2. Siphon the fuel from the fuel tank. Note Nonreturn valve is integrated in the fuel tank. The nonreturn valve is normally closed by the spring force. 3. Verify that the nonreturn valve is closed. If the nonretu ...