Mazda 6 Service Manual: Vacuum hose routing diagram

Intake-air system

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Intake-air system removal/installation

Warning When the engine and intake-air system are hot, they can badly burn. Turn off the engine and wait until they are cool before removing the intake-air system. Fuel vapor is hazardous. ...

Other materials:

Mazda 6 Service Manual: Three-way catalytic converter (twc) inspection
Note Make sure that no HO2S DTCs have been detected. If detected, this inspection is not applicable for TWC inspection. 1. Connect the WDS or equivalent and monitor PIDs as following. Monitor the right TWC using O2S11 PID for upstream HO2S and O2S12 PID for downstream HO2S. 2. Be ...

Mazda 6 Service Manual: Fuel pump unit removal/installation
Warning Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injuries or death and damage. Fuel can also irritate skin and eyes. To prevent this, do not damage the sealing surface of the fuel pump unit when removing or installing. Caution Disconnecting/co ...