Mazda CX-5 Service & Repair Manual: Brake System/ABS Warning Light
Purpose/Function
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The brake system/ABS warning light is built into the instrument cluster. If a malfunction is detected in the system with the parking brake released, the warning light illuminates to notify the driver.
Construction/Operation
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When the DSC system and CAN lines are functioning normally, the brake system/ABS warning light illuminates when the ignition is switched to ON to check for a burned-out bulb, and then turns off after approx. 3 s. At this time, while the parking brake is activated, the brake system warning light remains illuminated, however, it turns off after the parking brake is released.
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The brake system/ABS warning light illuminates during a system malfunction, and the control is as follows:
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ABS control disabled.
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ABS and EBD controls disabled.
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ABS warning light illuminated:
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ABS warning light and brake system warning light illuminated:
Fail-safe
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Function not equipped.
ABS Wheel Speed Sensor And ABS Sensor Rotor
Purpose/Function
The ABS wheel-speed sensor and ABS sensor rotor detect the rotation condition
of each wheel and transmit this information to the DSC HU/CM.
The signal from the ABS w ...
Front ABS Wheel Speed Sensor Inspection
Sensor Output Value Inspection
CAUTION:
Resistance inspection using other testers may cause damage to the ABS wheel-speed
sensor internal circuit. Be sure to use the M-MDS to inspect the A ...
Other materials:
Fuel Pump Control
Outline
By switching the fuel pump discharge amount, reduced power consumption and
improved fuel economy have been realized.
The PCM determines the optimum fuel pump drive force according to the engine
operation conditions, and sends the fuel pump drive signal to the fuel pump
...
Headlight Leveling Actuator
Purpose, Function
The headlight leveling actuator drives the motor based on the target optical
axis voltage, which is input from the AFS control module, to change the optical
axis of the headlights.
Construction
Built into the front combination lights.
Consists of ...
Power Flow [Fw6 A EL, Fw6 Ax EL]
Power flow
1 GR
2 GR
3 GR
4 GR
5 GR
6 GR
REVERSE
...
