Mazda 626 - SAS Unit; Power Supply of SAS Unit

ON-BOARD DIAGNOSTIC
DTC2
DTC 2
SAS unit
DETECTION
CONDITION
Warning
• Detection conditions are for understanding DTC outline before performing inspection.
Performing inspection with only detection conditions may cause Injury due to operating
error or damage the system. When performing inspection, always follow Inspection
procedure.
• Malfunction in SAS unit Inner circuit
POSSIBLE
CAUSE
• SAS unit malfunction
Diagnostic procedure _________________________________
_______________________________________________ ACTION
• Replace SAS unit.
(See T-95 SAS UNIT REMOVAL/INSTALLATION) __________
DTC3
DTC 3 Power supply of SAS unit
DETECTION
CONDITION
Warning
• Detection conditions are for understanding DTC outline before performing inspection.
Performing inspection with only detection conditions may cause Injury due to operating
error or damage the system. When performing inspection, always follow inspection
procedure.
• Voltage detected at SAS unit terminals 2E and 2H is 9 V or less.
POSSIBLE
CAUSE
Note
• DTC 3 is indicated when voltages in both of following wiring harnesses drop simultaneously.
— Wiring harness between fuse block connector (JB-01) terminal D and SAS unit connector
terminal 2E
— Wiring harness between fuse block connector (JB-02) terminal F and SAS unit connector
terminal 2H
• Weak battery
• Malfunction in wiring harness between battery and SAS unit
• SAS unit malfunction
FUSE BLOCK CONNECTOR (JB-01)
FUSE BLOCK CONNECTOR (JB-02)
M
K
I
IX I
C
A
N
V -
L J
H I F
D
B
J
S
O f
0
M
IX I I G
E
C
A
T
\
R I
p N
L I J I H F
D
B
HARNESS SIDE CONNECTOR
(VIEW FROM HARNESS SIDE)
HARNESS SIDE CONNECTOR
(VIEW FROM HARNESS SIDE)
SAS UNIT CONNECTOR
2AE
2AB
2Y
X T
2G
2D 2A
2AF
2AC
2Z 2W 2T
2Q
2N
2K
2H 2E 2B
2AG
2AD
2AA 2X
2U
2R
20
2L
2I
2F
2C
HARNESS SIDE CONNECTOR
(VIEW FROM HARNESS SIDE)
T-66