
Diagnostic procedure

Dtc b1600
Dtc b1602Mazda 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
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Mazda 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 ...