2002 MAZDA 6 4WD

[x] Cancel search: 4WD

Page 839 of 909

MAZDA 6 2002  Workshop Manual Suplement T–28
WARNING AND INDICATOR SYSTEM 
Fuel gauge sender cap removal note
1. Using the SST, remove the fuel gauge sender 
cap.
Fuel Gauge Sender Cap Installation Note
1. Verify that the fuel tank mark i

Page 850 of 909

MAZDA 6 2002  Workshop Manual Suplement ON-BOARD DIAGNOSTIC [MULTIPLEX COMMUNICATION SYSTEM] 
T–39
T
MULTIPLEX COMMUNICATION SYSTEMA6E816255430201Outline
•If the controller area network (CAN) system is malfunctioning, read the DTCs of t

Page 851 of 909

MAZDA 6 2002  Workshop Manual Suplement T–40
ON-BOARD DIAGNOSTIC [MULTIPLEX COMMUNICATION SYSTEM] 
Flowchart
•Use the following flowchart to verify the cause of the trouble.
End Of Sie
Repair the malfunctioning part by 
following the DT

Page 852 of 909

MAZDA 6 2002  Workshop Manual Suplement ON-BOARD DIAGNOSTIC [MULTIPLEX COMMUNICATION SYSTEM] 
T–40–1
T
T–40BODY ELECTRICAL SYSTEM
End Of Sie
ON-BOARD DIAGNOSTIC [MULTIPLEX COMMUNICATION SYSTEM]
Connect each unit connector.
Turn the ig

Page 853 of 909

MAZDA 6 2002  Workshop Manual Suplement ON-BOARD DIAGNOSTIC [MULTIPLEX COMMUNICATION SYSTEM] 
T–41
T
TBODY ELECTRICAL SYSTEMDTC TABLEA6E816255430202
End Of SiePID/DATA MONITOR TABLEA6E816255430203
End Of Sie
ON-BOARD DIAGNOSTIC [MULTIPLEX

Page 854 of 909

MAZDA 6 2002  Workshop Manual Suplement T–42
ON-BOARD DIAGNOSTIC [MULTIPLEX COMMUNICATION SYSTEM] 
PROCEDURES FOR DETERMINING THE LOCATION OF A MALFUNCTIONA6E816255430204System Wiring Diagram
PCM
1. Check the display of DTC U0101, U0121 a

Page 855 of 909

MAZDA 6 2002  Workshop Manual Suplement ON-BOARD DIAGNOSTIC [MULTIPLEX COMMUNICATION SYSTEM] 
T–43
T
4WD
X: Normal
—: Communication error
TCM
1. Access and monitor the “PCM_MSG”, “ABS_MSG”, “AWD_MSG” and “IC_MSG” of PID

Page 856 of 909

MAZDA 6 2002  Workshop Manual Suplement T–44
ON-BOARD DIAGNOSTIC [MULTIPLEX COMMUNICATION SYSTEM] 
4WD
X: Normal
—: Communication error
4WD control module
1. Check the display of DTC U0100, U0101 and/or U0121, using the SST (WDS or equi