Mazda CX-5 Service & Repair Manual: Turn And Hazard Indicator Alarm
Purpose
-
The turn and hazard indicator alarm notifies the driver that a turn light or the hazard warning lights are flashing.
Function
-
When the instrument cluster receives the turn signal/hazard warning indicator light illumination request signal sent from the front body control module (FBCM) via the CAN signal, the turn and hazard indicator alarm sounds simultaneously with illumination on/off of the direction/hazard warning indicator lights.
-
The turn and hazard indicator alarm sound pattern is as follows:
|
Sound frequency (Hz) |
Alarm when turn signal/hazard warning indicator lights illumination off > on: 1,400 Alarm when turn signal/hazard warning indicator lights illumination on > off: 1,300 |
|
Sound frequency |
Continuously |
|
Wave pattern |
|
Construction
-
The turn and hazard indicator alarm sounds using the buzzer built into the instrument cluster.
Construction, Operation
1. The instrument cluster receives (1) the turn signal/hazard warning indicator light request signal from the front body control module (FBCM).
2. The instrument cluster microcomputer turns the transistor on (2) based on the turn signal/hazard warning indicator light request signal.
3. When the transistor turns on, a ground circuit with the alarm is established and the alarm sounds (3).
Fail-safe
-
Function not equipped.
Taillight Bulb Removal/Installation
1. Disconnect the negative battery cable..
2. Insert a tape-wrapped flathead screwdriver into the service hole in the position
shown in the figure.
3. Move the flathead screwdriver in the di ...
Turn Signal/Hazard Warning Indicator Lights
Purpose
Notifies the driver that a turn light, the hazard warning lights are flashing.
Function
Flashes according to the turn switch and hazard warning switch operations.
Con ...
Other materials:
Mass Air Flow (MAF) Sensor
Purpose/Function
Detects the intake airflow amount introduced into the cylinder as basic information
for mainly determining the fuel injection amount.
Detects the intake airflow amount introduced into the cylinder and inputs
it to the PCM as an intake airflow amount signal.
...
Knock Sensor (Ks)
Purpose/Function
Detects abnormal combustion in the cylinder as basic information for mainly
determining the ignition timing.
Detects abnormal combustion in the combustion chamber and inputs it to the
PCM as a knocking signal.
Construction
Installed on the cylinder ...
Engine Oil Solenoid Valve Inspection
Engine Oil Solenoid Valve Operation Inspection
1. Remove the engine oil solenoid valve..
2. Verify that the battery is fully charged.
3. Connect the battery to the engine oil solenoid valve connector (2 terminals)
as shown in the figure.
4. Verify that there is an operation sound from t ...
