DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
Page
20
July 2002
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-16
Battery voltage is too high at initial key
switch closure.
This status code will be displayed when the
battery volts are greater than 86 volts at initial
key switch on.
MEMORY RECALL
NO
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Control will not operate.
POSSIBLE CAUSE
Discharged battery
•
=
Check battery voltage to confirm that it is a
minimum of 68.3 volts. Charge battery, if
required.
Battery overcharged or incorrect battery used.
•
=
Check each battery cell for proper voltage
(maximum 2.4 volts per cell). If voltage is
excessive, check battery charger for proper
output voltage.
Incorrect control card adjustment.
•
=
Check Function 15 for proper adjustment for
battery being used. See Handset instruction
sheet for details. Adjust to proper settings.
Check “maximum” battery volts at P1 & NEG.
FU3
KEY
SWITCH
P1
P2
NEG
+
-
CHARGER SWITCH
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-21
Accelerator voltage is too high.
This status code will be displayed when the
accelerator voltage at P7 is greater than 4.5
volts.
MEMORY RECALL
NO
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Controller
SYMPTOM
Control will not operate.
POSSIBLE CAUSE
Accelerator input is mis-adjusted or
defective.
Input voltage at P7 should be less than
4.5 volts after initial key switch closure.
Open wire exists between potentiometer
negative and P8.
Open wire exists between P7 and
potentiometer wiper.
L
TU
R
F
SPE
ED
L
IM
IT
S
W
IT
CH
*
CHARGER
SWITCH *
KEY
SWITCH
*
ST
AR
T S
W
IT
C
H
*
DIRECTIONAL
SWITCH *
FO
R
W
AR
D
RE
VE
RS
E
BU
ZZE
R *
A
CCE
L
PO
T
*
P1
P2
P3
P4
P5
P11 P10
P15
TA
CH
O
M
ET
ER
*
P14 P16
P7
P9
P13
P8
P6
RE
D
GR
EE
N
BL
AC
K
PLUG (23 PIN)
E
M
ER
GE
NCY
BR
AK
E SW
IT
C
H
*
*
P21
M
O
TO
R THE
R
M
A
L
S
W
IT
CH
