DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL Page 35
January 2000

TRACTION

STATUS CODE DESCRIPTION OF STATUS CAUSE OF STATUS INDICATION

-57 Controller “motor current sensor”

input too low during running. This status code will be displayed when the voltage

input from the current sensor is too low during running.

MEMORY RECALL

YES CORRECTIVE ACTIONS TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller

SYMPTOM

Control will not operate.

POSSIBLE CAUSE

Defective control.

=Replace controller unit.

KEY SWITCH
L
P7
P1
P17 P2 P6 P9
P3 P12P8
P4 P5
SEAT SW.
START SW.
FOR. SW.
REV.
SW.
P10
P18
PY7
PY12
PY10
PY11
SP
P1
P5
P4
P2
FU7
TO
ACCESSORIES
FU6 P3
OSCILLATOR CARD
LEFT CONTROL
FU1
STEER
ANGLE
POT
LINE
POWER
CONNECTIONS
LEFT CONTROL
POS A1 F1
NEG A2 F2
FIELD
ARMATURE
ACC POT BDI INTERRUPT
+
-
SP
SP
FU4
A1
FU2
P
P
POWER
CONNECTIONS
RIGHT CONTROL
POS A1 F1
NEG F2
FIELD
ARMATURE
FU5
BRAKE SW.
A2

TRACTION

STATUS CODE DESCRIPTION OF STATUS CAUSE OF STATUS INDICATION

-64 The line driver input (P2-17) is less

than 12% of battery volts This status code will be displayed when the control

detects that the line driver input (P2-17) is less than

12% battery volts when the key switch is turned on.

MEMORY RECALL

NO CORRECTIVE ACTIONS TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller

SYMPTOM

Control will not operate.

POSSIBLE CAUSE

-Open wire connection to Pin 17

- Shorted line Driver transistor

Defective control.

=Replace controller unit.

KEY SWITCH
L
P7
P1
P17 P2 P6 P9
P3 P12P8
P4 P5
SEAT SW.
START SW.
FOR. SW.
REV.
SW.
P10
P18
PY7
PY12
PY10
PY11
SP
P1
P5
P4
P2
FU7
TO
ACCESSORIES
FU6 P3
OSCILLATOR CARD
LEFT CONTROL
FU1
STEER
ANGLE
POT
LINE
POWER
CONNECTIONS
LEFT CONTROL
POS A1 F1
NEG A2 F2
FIELD
ARMATURE
ACC POT BDI INTERRUPT
+
-
SP
SP
FU4
A1
FU2
P
P
POWER
CONNECTIONS
RIGHT CONTROL
POS A1 F1
NEG F2
FIELD
ARMATURE
FU5
BRAKE SW.
A2