Mazda CX-5 Service & Repair Manual: Lights On Reminder Warning Alarm
Purpose
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The lights-on reminder warning alarm notifies the driver that the TNS and headlights are not turned off.
Function
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The instrument cluster receives the following vehicle condition signals via the CAN signal from the start stop unit and rear body control module (RBCM).
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TNS switch ON signal from start stop unit (TNS and headlights illuminate)
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Driver's front door latch switch ON signal from rear body control module (RBCM)
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If the ignition is switched to OFF or ACC when all the above vehicle condition signals are received, the instrument cluster operates the lights-on reminder alarm.
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The lights-on reminder warning alarm sound pattern is as shown in the figure.
Construction
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The lights-on reminder warning alarm sounds using the buzzer built into the instrument cluster.
Operation
1. The instrument cluster receives (1) the TNS switch ON signal from the start stop unit and driver's front door latch switch ON signal from the rear body control module (RBCM).
2. When the ignition is switched to OFF or ACC while each signal is received, the instrument cluster turns on (2) the transistor.
3. When the transistor turns on, the ground circuit of the alarm is established and the alarm sounds (3).
Fail-safe
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Function not equipped.
Lights On Indicator Light
Purpose
Notifies the user that the TNS or the headlights (LO) are on.
Function
Illuminates when the illumination conditions for the TNS, headlights (LO),
or parking lights are m ...
Low Engine Coolant Temperature Indicator Light (Blue)/High Engine Coolant Temperature
Warning Light (Red)
Purpose
Low engine coolant temperature indicator light (blue)
The low engine coolant temperature indicator light (blue) notifies the driver
that the engine coolant temperature is low and va ...
Other materials:
Rear ABS Wheel Speed Sensor Inspection [2 Wd]
Installation Visual Inspection
1. Inspect the following items:
If there is any malfunction, replace the applicable part.
a. Excessive play of the ABS wheel-speed sensor
b. Deformation of the ABS wheel-speed sensor
Clearance Inspection
1. Remove the ABS wheel-speed sensor.
2. M ...
Differential [C66 M R]
Purpose, Function
The differential absorbs the rotation speed of the inside and outside wheel
of a wheel set when the vehicle is cornering.
Construction
Operation
Driving in a straight line
Cornering
...
Throttle Body
Purpose, Function
Opens/closes the throttle valve to adjust the amount of air supplied to the
cylinder.
Opens/closes the throttle valve according to the control signal from the
PCM.
Construction
The throttle body is installed to the intake manifold.
Th ...
