Caution

Diagnostic procedure

Dtc c1148, c1158, c1168, c1178, c1233, c1234, c1235, c1236
Dtc c1194, c1198, c1210, c1214, c1242, c1246, c1250, c1254, c1400, c1410,
c1957, c1958Mazda 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: Fog Lights (Some models)
The fog lights can be turned on with the ignition switched ON and the headlights
turned on.
Use this switch to turn on the fog lights. The fog lights will improve visibility
at night and during foggy conditions.
The fog lights turn on when the fog light switch is turned to the
position and t ...