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:
Electric Power Steering (Eps) Motor
Purpose, Function
The EPS motor is driven by the control current from the EPS CM (control module)
and generates assist torque to manual steering mechanism.
Construction
The EPS motor is installed to the steering column with an integrated EPS
CM.
The EPS motor is a b ...
Lower Panel Removal/Installation
Driver-side
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Driver-side front scuff plate.
b. Driver-side front side trim.
c. Switch panel.
d. Decoration panel.
e. Shift lever knob (MTX).
f. Front console box.
g. Shift panel.
h. Upper panel.
i. Rear ...
Climate Control Unit Inspection [Manual Air Conditioner]
1. Remove the climate control unit with the connector connected..
2. Switch the ignition ON (engine off or on).
3. Connect the negative (-) lead of the tester to the body ground.
4. By inserting the positive (+) lead of the tester into the climate control
unit connector, measure the voltage ...
