The ignition must be switched ON.
Rear WindowWiper

Turn the wiper on by turning the rear wiper/washer switch.

Rear WindowWasher
To spray washer fluid, turn the rear wiper/ washer switch to the
position. After the switch is released,
the washer will stop.
If the washer does not work, inspect the fluid level . If it's normal and the washer still does not work, consult an Authorized Mazda Dealer.
Windshield Wipers and Washer
Rear Window DefrosterDSC HU/CM Inspection
1. Disconnect the DSC HU/CM connector..
2. Connect the negative battery cable..
3. Attach the tester lead to the DSC HU/CM wiring harness-side connector and
inspect voltage, continuity, or resistance according to the standard (reference)
on the table.
Standard (Reference)
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Air Intake Actuator [Full Auto Air Conditioner]
Purpose
The air intake actuator moves the air intake door in the blower unit to switch
the air intake port.
Function
The air intake actuator drives the motor based on the signal from the climate
control unit and moves the air intake door to the FRESH or REC position.
...
Audio Control Switch Operation
When the audio unit is turned on, operation of the audio unit from the steering
wheel is possible.
NOTE
Because the audio unit will be turned off under the following conditions,
the switches will be inoperable.
• When the ignition is switched off.
• When the power button on the audio uni ...