1. Disconnect the negative battery cable.
2. Remove the driver-side air bag module. (See DRIVER-SIDE AIR BAG MODULE REMOVAL/INSTALLATION.)
3. Disconnect the audio control switch connector.
4. Measure the resistance and inspect for continuity between the cruise control switch terminals using an ohmmeter.


Audio control switch removal/installation
Audio amplifier removal/installationMazda 6 Service Manual: Radar Sensor (Front) (Some models)
Your vehicle is equipped with a radar sensor (front).
The following systems also use the radar sensor (front).
Distance Recognition Support System (DRSS)
Mazda Radar Cruise Control (MRCC)
Smart Brake Support (SBS)
The radar sensor (front) functions by detecting the radio waves reflected ...
Mazda 6 Service Manual: Meters and Gauges
Instrument Cluster Type A
Type B
Steering Switch
1 - Speedometer 2 - Odometer, Trip Meter and Trip Meter Selector 3 - Tachometer
4 - Dashboard Illumination 5 - Trip Computer and INFO Switch 6 - Engine Coolant
Temperature Gauge 7 - Fuel Gauge 8 - Outside Temperature Display 9 - Cruise
...