DIAGNOSTIC STATUS CODES
IT TRANSISTOR CONTROL
Page
20
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.
NEG
+
-
FU3
KEY
SWITCH
P1
P2
FU5
November 2005
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-01
No seat switch or charger 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 charger switch.
•
Check to see that the seat switch or charger
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/charger switch,
check for a loose connection or broken wire
from P2 and/or P6.
NEG
+
-
FU3
KEY
SWITCH
P1 P2 P6
SE
AT
/C
H
A
R
G
ER
SW
IT
C
H
FU5