DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL Page 31
October 2002
TRACTION
STATUS CODE
DESCRIPTION OF STATUS CAUSE OF STATUS INDICATION
-42
Motor armature offset voltage is too
high.
This status code will be displayed when the voltage at
the current sensor input is greater than 2.6 volts with
no current flowing in the motor circuit.
MEMORY R CALL E
NO
CORRECTIVE ACTIONS TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Control will not operate.
POSSIBLE CAUSE
Defective control.
· Replace controller unit.
FU3
KEY SWITCH
P7
P1 P2P17 P6 P3 P4
START SW.
FORWARD SW.
ACC POT
L
REVERSE SW.
SEAT SW.
P5
P9
FU5
NEG
POWER CONNECTIONS
POS A1 F1
NEG A2 F2
FIELD
ARMATURE
+
-
LINE
FU1
TRACTION
STATUS CODE
DESCRIPTION OF STATUS CAUSE OF STATUS INDICATION
-43
Motor armature offset voltage is too
low.
This status code will be displayed when the voltage at
the current sensor input is less than 2.4 volts with no
current flowing in the motor circuit.
MEMORY R CALL E
NO
CORRECTIVE ACTIONS TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Control will not operate.
POSSIBLE CAUSE
Defective control.
· Replace controller unit.
FU3
KEY SWITCH
P7
P1 P2P17 P6 P3 P4
START SW.
FORWARD SW.
ACC POT
L
REVERSE SW.
SEAT SW.
P5
P9
FU5
NEG
POWER CONNECTIONS
POS A1 F1
NEG A2 F2
FIELD
ARMATURE
+
-
LINE
FU1
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