Mazda Mazda6 - Page 853

ON-BOARD DIAGNOSTIC [MULTIPLEX COMMUNICATION SYSTEM]
T–41
T
T BODY ELECTRICAL SYSTEM
DTC TABLE
A6E816255430202
End Of Sie
PID/DATA MONITOR TABLE
A6E816255430203
End Of Sie
ON-BOARD DIAGNOSTIC [MULTIPLEX COMMUNICATION SYSTEM]
DTC Malfunction location Related module Page
U0073 CAN system communication error
• PCM
• TCM
(See T–45 DTC U0073,
U1900, U2516)
U0100 Communication error to PCM
• TCM
• 4WD control module
(See T–42 PROCEDURES
FOR DETERMINING THE
LOCATION OF A
MALFUNCTION)
U0101 Communication error to TCM
• PCM
• 4WD control module
U0121
Communication error to ABS (ABS/TCS) HU/CM
or DSC HU/CM
U0155 Communication error to instrument cluster • PCM
U1900 CAN system communication error • ABS (ABS/TCS) HU/CM (with
ABS (ABS/TCS))
• DSC HU/CM (with DSC)
• Instrument cluster
(See T–45 DTC U0073,
U1900, U2516)
U2516
CAN system wiring harness open and short
circuit
PID name (definition) Condition Specification Related module Terminal
PCM_MSG
(Missing message from the
PCM)
Present Circuit in the PCM is normal. • TCM
• ABS (ABS/TCS)
HU/CM or DSC
HU/CM
• Instrument
cluster
• TCM: 2J, 2M
• ABS (ABS/TCS)
HU/CM: O, R
• DSC HU/CM: AF,
AG
• Instrument cluster:
2W, 2X
Not Present Circuit in the PCM is abnormal.
TCM_MSG
(Missing message from the
TCM)
Present Circuit in the TCM is normal. • ABS (ABS/TCS)
HU/CM or DSC
HU/CM
• Instrument
cluster
Not Present Circuit in the TCM is abnormal.
ABS_MSG
(Missing message from the
ABS (ABS/TCS) HU/CM or
DSC HU/CM)
Present
Circuit in the ABS (ABS/TCS)
HU/CM or DSC HU/CM is
normal.
• TCM
• Instrument
cluster
Not Present
Circuit in the ABS (ABS/TCS)
HU/CM or DSC HU/CM is
abnormal.
AWD_MSG
(Missing message from the
4WD control module)
Present
Circuit in the 4WD control
module is normal.
• TCM
• ABS (ABS/TCS)
HU/CM or DSC
HU/CM
• Instrument
cluster
Not Present
Circuit in the 4WD control
module is abnormal.
IC_MSG
(Missing message from the
instrument cluster)
Present
Circuit in the instrument cluster
is normal.
• TCM
• ABS (ABS/TCS)
HU/CM or DSC
HU/CM
Not Present
Circuit in the instrument cluster
is abnormal.