
Diagnostic procedure

Dtc b2103
Dtc b2431Mazda 6 Service Manual: To Increase Cruising Speed
Follow either of these procedures.
To increase speed using cruise control switch
Press the RESUME/ switch and hold
it. Your vehicle will accelerate. Release the switch at the desired speed.
Press the RESUME/ switch and release
it immediately to adjust the preset speed. Multiple operations wil ...
Mazda 6 Service Manual: Variable tumble control solenoid valve inspection
1. Remove the variable tumble control solenoid valve. (See INTAKE-AIR SYSTEM
REMOVAL/INSTALLATION.)
2. Inspect airflow between the ports under the following conditions.
If not as specified, replace the variable tumble control solenoid valve.
If as specified, carry out the Circuit Open/Short ...