Mazda CX-5 Service & Repair Manual: Rear Window Defroster/Outer Mirror Heater
Outline
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Fogging is cleared from the rear window and outer mirror glass by heating of the filament.
Structural view
System wiring diagram
Vehicles with full-auto air conditioner system
Vehicles with manual air conditioner system
Construction
Rear window defroster
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The rear window defroster filament is inside the rear window glass.
Heated outer mirror
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The heated outer mirror filament is integrated in the outer mirror glass.
Operation
Vehicles with full-auto air conditioner system
1. When the rear window defroster switch on the climate control unit is turned on (1), an ON/OFF control request signal is sent to the front body control module (FBCM) through the instrument cluster as a CAN signal.(2)
2. When the front body control module (FBCM) receives the ON/OFF control request signal, it supplies the battery voltage to the rear window defroster relay.(3)
3. When the battery voltage is supplied to the rear window defroster relay, a switch inside the rear window defroster relay is turned on.(4)
4. When the switch inside the rear window defroster relay is turned on, the battery voltage is supplied to the rear window defroster/heated outer mirrors to operate them.(5)
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When approx. 15 min.
has elapsed after the rear window defroster switch was turned on, the timer control of the front body control module (FBCM) turns off the rear window defroster relay automatically to turn off the rear window defroster/heated outer mirror.
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When the rear window defroster switch is pressed while the rear window defroster/heated outer mirrors are operating, they stop operating.
Vehicles with manual air conditioner system
1. When the rear window defroster switch on the climate control unit is turned on (1), a signal is sent from the climate control unit to the front body control module (FBCM) and the battery voltage is supplied to the rear window defroster relay.(2)
2. When the battery voltage is supplied to the rear window defroster relay, a switch inside the rear window defroster relay is turned on.(3)
3. When the switch inside the rear window defroster relay is turned on, the battery voltage is supplied to the rear window defroster/heated outer mirrors to operate them.(4)
-
When approx. 15 min.
has elapsed after the rear window defroster switch was turned on, the timer control of the front body control module (FBCM) turns off the rear window defroster relay automatically to turn off the rear window defroster/heated outer mirror.
-
When the rear window defroster switch is pressed while the rear window defroster/heated outer mirrors are operating, they stop operating.
Fail-safe
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Function not equipped
Rear Power Window Regulator Removal/Installation
1. Fully lower the rear door glass.
2. Disconnect the negative battery cable..
3. Remove the following parts:
a. Rear door trim.
b. Rear door quarter glass.
c. Rear door speaker.
d. Rear p ...
Rear Window Glass Installation
WARNING:
Using a utility knife with bare hands can cause injury. Always wear gloves
when using a utility knife.
CAUTION:
Proper installation of the glass may be difficult if s ...
Other materials:
Evaporative Emission (Evap) Control System
Purpose, Outline
Prevents release of evaporative gas into the atmosphere.
The intake manifold vacuum introduces evaporative gas to the intake manifold
via the charcoal canister and the purge solenoid valve.
System Diagram
U.S.A. and CANADA
Except U.S.A. and CANADA
...
Fan Switch Inspection [Manual Air Conditioner]
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Shift lever knob (MTX).
b. Glove compartment.
c. Front console box.
d. Shift panel.
e. Upper panel.
f. Rear console.
g. Side wall.
h. Decoration panel.
i. Front console.
3. Remove the climate control u ...
Bluetooth®
Bluetooth® Hands-Free
When a Bluetooth® device (mobile phone) is connected to the vehicle's Hands-Free
unit via radio wave transmission, a call can be made or received by pressing the
talk button, pick-up button, hang-up button, or voice command on the steering wheel,
or by operating t ...