DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
Page
16
Section 4.5 Traction Control Status 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 R CALL
E
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 Plug Y & the
Dash Display or Handset.
·
Check for an open circuit or loose connection
going from the “Y” plug and the Dash Display
or Handset.
Defective Dash Display or Handset.
·
Replace Dash Display or Handset.
NEG
+
48V
FU3
KEY
SWITCH
P1 P2 P6
FOOT S
W
ITC
H
12V
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-01
No foot switch or deadman switch input
(no voltage to P6).
This status code will be displayed when P6 is less
than 12% battery volts.
MEMORY R CALL
E
NO
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Control will not operate.
POSSIBLE CAUSE
Mis-adjusted or defective foot or deadman
switch.
·
Check to see that the foot switch closes
properly.
Open circuit between battery positive and P6.
·
Check for loose connections or broken wires:
-
Between the foot switch and P6
-
Between the key switch and the battery
positive side of the foot switch.
-
Between the foot switch and P2.
·
On vehicles without a foot/deadman switch,
check for a loose connection or broken wire
from P2 and/or P6.
NEG
+
48V
FU3
KEY
SWITCH
P1 P2 P6
FOOT S
W
ITC
H
12V
May 2000
