DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
Page
20
November 2002
Section 4.6 Traction Control Codes
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
NONE
Segments do not illuminate on the
Dash Display and/or the Handset.
No input voltage to the control card or the display
unit.
MEMORY RECALL
NO
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Display screen on Dash Display and/or Handset
is blank.
POSSIBLE CAUSE
Positive or negative control voltage is not
present.
•
Insure that the key switch is closed and
voltage is present between P1 & battery
negative (Power Terminal “NEG”). Also check
for voltage between P2 and control negative.
Open circuit between control card AND the Dash
Display or Handset.
•
Check for an open circuit or loose connection
going from the control and the Dash Display or
Handset.
Defective Dash Display or Handset.
•
Replace Dash Display or Handset.
POWER CONNECTIONS
POS
A1
F1
NEG
A2
F2
FIELD
ARM
A
T
URE
SP
A1
A2
S1
S2
SP
+
-
FU5
15A
KEY
SWITCH
L
P1
P17
P2
1A
P18
1A
P7
ACC POT
FU4
60A
P1
A1
A2
S1
S2
P1
FU2
300A
P2
A1
A2
S1
S2
P2
FU3
300A
LINE
FU1
500A
PL-1
PL-2
PL-9
2
12
12
10
29
41
45
13
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-01
No seat switch input (no voltage to
P6).
This status code will be displayed when P6 is less
than 50% battery volts.
MEMORY RECALL
NO
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Control will not operate.
POSSIBLE CAUSE
Mis-adjusted or defective seat or deadman
switch.
•
Check to see that the seat switch closes
properly.
Open circuit between battery positive and P6.
•
Check for loose connections or broken wires:
−
Between the seat switch and P6
−
Between the key switch and the battery
positive side of the seat switch.
−
Between the seat switch and P2.
•
On vehicles without a seat/deadman switch,
check for a loose connection or broken wire
from P2 and/or P6.
KEY
SWITCH
L
P1
P17
P2
P6
P3
P4
P5
SEAT
SW.
ST
ART
SW.
FORW
ARD SW
.
REVERSE SW.
1A
P18
P7
BRAKE
SW.
PL-1
PL-2
PL-3
PL-4
PL-5
PL-6
12
10
15
6
8
7
41
45