Mazda 6 Service Manual: Procedures for determining the location of a malfunction
System Wiring Diadram
PCM
1. Check the display of DTC U0121 and/or U0155, using the SST
(WDS or equivalent). (See DTC TABLE.)
2. Referring to the following table, determine the malfunctioning part of the CAN system.
ABS/TCS HU/CM or DSC HU/CM
1. Accec and monitor the PCM MSG and IC MSGof PID using the SST
(WDS or equivalent).
2. Referring to the PID/DATA MONITOR, confirm the display status of the PID. (See PID/DATA MONITOR TABLE.)
3. Referring to the following table, determine the malfunctioning part of the CAN system.
Instrument Cluster
1. Accec and monitor the PCM MSG and ABS MSG of PID using the SST
(WDS or equivalent).
2. Referring to the PID/DATA MONITOR, confirm the display status of the PID. (See PID/DATA MONITOR TABLE.)
3. Referring to the following table, determine the malfunctioning part of the CAN system.
Dtc u0073, u1900, u2516
Diagnostic procedure
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Mazda 6 Service Manual: Battery
WARNING
Wash hands after handling the battery and related accessories: Battery
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Read the following precautions
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Mazda 6 Service Manual: Center panel module disassembly/assembly
Caution
Before disassembling the center panel module, spread a cloth on the floor to
put the disassembled parts on. This protects the surface of the panel from
scratches or dirt.
1. Remove the center panel module. (See CENTER PANEL MODULE
REMOVAL/INSTALLATION.)
2. Remove in the order i ...