DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
Page
32
October 2002
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-44
Armature transistor did not turn off
properly.
This status code will be displayed when, during
control operation, the armature transistor fails to turn
off. This will result in a PMT condition.
MEMORY RE ALL
C
YES
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Line contactor closes and opens, then
can only be closed by recycling the key
switch.
POSSIBLE CAUSE
Defective control.
·
Replace controller unit.
FU3
KEY SWITCH
P7
P1
P2
P17
P6
P3 P4
STAR
T SW
.
F
O
RWA
RD S
W
.
ACC POT
L
R
EVER
SE SW
.
SEAT SW
.
P5
P9
FU5
NEG
POWER CONNECTIONS
POS
A1
F1
NEG
A2
F2
FI
EL
D
A
RM
A
T
URE
+
-
LINE
FU1
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-45
Armature transistor did not turn on
properly.
This status code will be displayed when, during
control operation, the armature transistor fails to turn
on properly. This will result in a PMT condition.
MEMORY RE ALL
C
YES
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Line contactor closes and opens, then
can only be closed by recycling the key
switch.
POSSIBLE CAUSE
Defective control.
·
Replace controller unit.
FU3
KEY SWITCH
P7
P1
P2
P17
P6
P3 P4
STAR
T SW
.
F
O
RWA
RD S
W
.
ACC POT
L
R
EVER
SE SW
.
SEAT SW
.
P5
P9
FU5
NEG
POWER CONNECTIONS
POS
A1
F1
NEG
A2
F2
FI
EL
D
A
RM
A
T
URE
+
-
LINE
FU1