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.

Specification

Egr valve inspection
Three-way catalytic converter (twc) inspectionMazda 6 Service Manual: Receiving and Replying to Messages (available only with E-mail/SMS compatible
phones)
SMS (Short Message Service) messages, and E-mail received by connected devices
can be downloaded, displayed, and played (read by the system).
Additionally, replies can also be made to calls and messages in the received
messages.
Downloading messages
Up to 20 new messages can be downloaded and ...
Mazda 6 Service Manual: Transmitter
NOTE
(With theft-deterrent system) The hazard warning lights flash
when the theft-deterrent system is armed or turned off. Refer to Theft-Deterrent
System.
(With the advanced keyless function) A beep sound can be heard
for confirmation when the doors are locked/ unlocked using the k ...