Mazda CX-5 Service & Repair Manual: Multiplex Communication System
-
A controller area network (CAN) system has been adopted in which multiplex communication is performed using a single communication path.
-
A high-speed controller area network (HS-CAN) has been adopted for the communication between the following modules:
-
PCM
-
DSC HU/CM
-
TCM (ATX vehicles)
-
Front body control module (FBCM)
-
AFS control module (with AFS system)
-
AWD control module (AWD vehicles)
-
Start stop unit
-
EPS control module
-
SAS control module
-
Instrument cluster
-
A mid-speed controller area network (MS-CAN) has been adopted for the communication between the following modules:
-
Rear body control module (RBCM)
-
BSM control module (LH) (with BSM system)
-
BSM control module (RH) (with BSM system)
-
SIRIUS satellite radio unit (with SIRIUS satellite radio system)
-
Climate control unit (with full-auto air conditioner)
-
Clock (with manual air conditioner)
-
Audio unit (with audio unit (color LCD))
-
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:
Timing Chain Removal/Installation
WARNING:
A hot engine can cause severe burns. Turn off the engine and wait until it
is cool before servicing.
CAUTION:
If the camshaft is rotated with the timing chain removed and the piston at
the top dead center position, the valve may contact the piston and the engine ...
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.
Construction
Displayed in the instrument cluster.
Operation
Turn system
1. When th ...
PID/Data Monitor Inspection [Rear Body Control Module (Rbcm)]
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”.
c. Select “R_BCM”.
3. Select the applicable PID from the PID table.
4. Verify the PID ...
