Mazda CX-5 Service & Repair Manual: Multiplex Communication System
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A controller area network (CAN) system has been adopted in which multiplex communication is performed using a single communication path.
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A high-speed controller area network (HS-CAN) has been adopted for the communication between the following modules:
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PCM
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DSC HU/CM
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TCM (ATX vehicles)
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Front body control module (FBCM)
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AFS control module (with AFS system)
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AWD control module (AWD vehicles)
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Start stop unit
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EPS control module
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SAS control module
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Instrument cluster
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A mid-speed controller area network (MS-CAN) has been adopted for the communication between the following modules:
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Rear body control module (RBCM)
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BSM control module (LH) (with BSM system)
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BSM control module (RH) (with BSM system)
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SIRIUS satellite radio unit (with SIRIUS satellite radio system)
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Climate control unit (with full-auto air conditioner)
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Clock (with manual air conditioner)
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Audio unit (with audio unit (color LCD))
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Instrument cluster
Main Relay Control [Skyactiv G 2.0]
Outline
Supplies power to each part by switching the main relay on/off at the optimal
timing according to the vehicle conditions.
Block Diagram
Operation
When the ignition ...
On Board Diagnostic System PID/Data Monitor Inspection [Fw6 A EL, Fw6 Ax EL]
1. Connect the M-MDS to the DLC-2.
2. After the vehicle is identified, select the following items from the initialization
screen of the M-MDS.
a. Select “DataLogger”.
b. Select “Modules ...
Other materials:
Liquid Crystal Display (LCD)
Outline
The LCD displays vehicle information in the instrument cluster.
The instrument cluster performs LCD fail-safe..
Function/Construction
The instrument cluster configures the indication of the LCD based on the
CAN signals sent from the related modules and displays ...
Awd Control Module
Purpose, Function
The AWD CM calculates the optimal amount of torque distribution for the rear
wheels and outputs a corresponding electric current to the electronic control
coupling (AWD solenoid). This calculation is based on the accelerator pedal
angle, four-wheel speed, engine spe ...
Start Stop Unit Configuration (Using As Built Data)
NOTE:
If the configuration is performed using As-Built data, the set value of the
personalization function is reset to the initial value (condition when shipped
from factory). Verify the set value with the customer and perform the personalization
function setting after performing th ...
