Mazda CX-5 Service & Repair Manual: Door Ajar Warning Light
Purpose
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The door-ajar warning light notifies the driver that any door or the liftgate is open.
Function
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When the instrument cluster receives any of the following signals sent from the rear body control module (RBCM) via the CAN signal, the door-ajar warning light illuminates.
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Door latch switch ON signal (door open)
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Liftgate latch switch ON signal (liftgate open)
Construction
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The instrument cluster controls illumination on/off of the door-ajar warning light using the instrument cluster microcomputer based on the door latch or liftgate latch position signal from the rear body control module (RBCM).
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The door-ajar warning light is set in the instrument cluster.
Operation
1. The instrument cluster receives (1) the door latch switch ON signal or liftgate latch switch ON signal from the rear body control module (RBCM).
2. The instrument cluster microcomputer turns the transistor on (2) based on each signal.
3. When the transistor turns on, a ground circuit with the door-ajar warning light is established and the door-ajar warning light illuminates (3).
Fail-safe
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Function not equipped.
Cruise Set Indicator Light (Green)
Purpose/Function
Illuminates during the cruise control system operation to inform the driver
that the cruise control system is operating.
Construction
Built into the instrument ...
Engine Oil Pressure Warning Light
Purpose
The engine oil pressure warning light warns the driver that the engine oil
level is insufficient.
Function
When the instrument cluster receives the engine oil pressure w ...
Other materials:
Key Cylinder Switch
Purpose
The switch turns on/off in conjunction with the front door key cylinder lock/unlock
and the rear body control module (RBCM) detects the key cylinder operation condition
by the change in the voltage.
Function
The key cylinder switch contact point changes in conjuncti ...
Rear Window Wiper and Washer
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, ins ...
High Pressure Fuel Pump
Purpose, Function
Applies pressure to fuel sent from the fuel pump equipped on the fuel tank,
and then pumps it to the fuel delivery pipe.
Fuel is sectioned and pumped by the up and down movement of the piston caused
by the rotation of the cam installed to the rear end of the ex ...