DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
Page
24
January 1999
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-02
Forward directional switch is closed on
initial power up.
This status code will be displayed when P4 is greater
than 60% of battery voltage at initial key switch on.
MEMORY RECALL
NO
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Control will not operate because of Static Return
to Off (SRO) lock out.
POSSIBLE CAUSE
Forward directional switch is closed on initial
start up (i.e. closure of battery, key switch or
seat switch).
•
=
Return directional switch lever to neutral and
then return lever to forward position.
Forward directional switch is welded closed or
mis-adjusted to be held closed.
•
=
Replace or adjust directional switch to insure
that it opens when the directional switch is
returned to neutral.
Short circuit between P3 and P4.
•
=
Disconnect the wire from P4 and check for a
short circuit between P3 and the wire that was
connected to P4.
Defective control.
•
=
Replace the controller unit.
KEY
SWITCH
P1
P2
P3
BRAKE
SWITCH
P17
P5
R
EVER
SE SW
.
F
O
RWA
RD S
W
.
P4
SEAT
SW
IT
C
H
P6
L
ST
AR
T
SW
.
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-03
Reverse directional switch is closed on initial
power up.
This status code will be displayed when P5 is
greater than 60% of battery voltage at initial
key switch on.
MEMORY RECALL
NO
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Control will not operate because of Static Return to Off
(SRO) lock out.
POSSIBLE CAUSE
Reverse directional switch is closed on initial start up (i.e.
closure of battery, key switch or seat/deadman switch).
•
=
Return directional switch lever to neutral and then
return lever to reverse position.
Reverse directional switch is welded closed or mis-
adjusted to be held closed.
•
=
Replace or adjust directional switch to insure that it
opens when the directional switch is returned to
neutral.
Short circuit between P3 and P5.
•
=
Disconnect the wire from P5 and check for a short
circuit between P3 and the wire that was connected to
P5.
Defective control. Replace the controller unit.
KEY
SWITCH
P1
P2
P3
BRAKE
SWITCH
P17
P5
R
EVER
SE SW
.
F
O
RWA
RD S
W
.
P4
SEAT
SW
IT
C
H
P6
L
ST
AR
T
SW
.