Mazda 3 Service Manual: Controller Area Network (Can) System
Outline
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With the addition of the following, the system wiring diagram and CAN communication table have been added.
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USB adapter
System Wiring Diagram
CAN Signal Table
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Signals transmitted using the CAN system are as follows:
OUT: Output (sends signal)IN: Input (receives signal)
|
Signal |
Multiplex module |
||
|
AUDIO UNIT |
MULTI INFORMATION DISPLAY/INFORMATION DISPLAY |
USB ADAPTER |
|
|
Text data |
– |
IN |
OUT |
|
Playback information |
IN |
– |
OUT |
|
OUT |
IN |
– |
|
|
Operation signal |
OUT |
– |
IN |
|
USB device state |
IN |
– |
OUT |
Body Control Module (Bcm) Removal/Installation
CAUTION:
When replacing the BCM, the configuration procedure must be performed before
removing the BCM. Replacing the BCM without performing the configuration procedure
will result in sy ...
On Board Diagnostic System PID/Data Monitor Inspection [FS5 A EL]
NOTE:
The PID data screen function is used for monitoring the calculated value
of input/output signals in the module. Therefore, if the monitored value of
the output parts is not within ...
Other materials:
Barometric Pressure (Baro) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Voltage Inspection
NOTE:
Because the BARO sensor is integrated in the PCM, replacing the BARO sensor
includes replacement of the PCM.
1. Connect the M-MDS to the DLC–2.
2. Switch the ignition to ON.
3. Verify that the BARO sensor output voltage (PID: BARO) is within the s ...
Crankshaft Position (CKP) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]
Removal
CAUTION:
When foreign material such as an iron chip is on the CKP sensor, it can cause
abnormal output from the sensor because of flux turbulence and adversely affect
the engine control. Be sure there is no foreign material on the CKP sensor when
replacing.
Do not a ...
Blind Spot Monitoring (BSM) Warning Lights/Blind Spot Monitoring (BSM)
Warning Beep
The Blind Spot Monitoring (BSM) or Rear Cross Traffic Alert (RCTA) system
notifies the
driver of the presence of vehicles in adjacent lanes to the rear of your vehicle
using the
Blind Spot Monitoring (BSM) warning lights and the warning beep while the
systems are
operational.
Blind Spot Mo ...
