Mazda 6 Service Manual: Dtc p0403

Dtc p0340

Dtc p0420

Other materials:

Mazda 6 Service Manual: Starting procedure for on-board diagnostic test mode
Note All DTCs displayed in the on-board diagnostic test mode should be entered in the Audio Repair Order Form. 1. Turn the ignition switch to the ACC or ON position. 2. First press the POWER button, then simultaneously press the AM button and TAPE/MD button for 2 seconds or more. N ...

Mazda 6 Service Manual: Pcv valve inspection
1. Disconnect the negative battery cable. 2. Remove the intake maniforld.(see INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.) 3. Remove the PCV valve. 4. Blow through the valve and verify that air flows as specified. If not as specified, replace the PCV valve. Specification ...