Mazda 6 Service Manual: Symptom troubleshooting item table

Basic inspection

Quick diagnosis chart

Other materials:

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 ...

Mazda 6 Service Manual: Manifold absolute pressure (map) sensor inspection
Note Perform the following inspection only when directed. The following vacuum values are indicated by relative pressure from the MAP sensor. 1. Connect the SSTs (WDS or equivalent) to the DLC-2. 2. Turn the ignition switch to ON (Engine OFF). 3. Select MAP PID on the SSTs (WDS or equi ...