DIAGNOSTIC STATUS CODES
TRANSISTOR PUMP CONTROL
Page 48
October 1998
PUMP
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-181
Battery voltage is less than 14 volts.
This status code will be displayed when the battery
voltage measured at P1 is less than 14 volts.
MEMORY RECALL
NO
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Pump
Controller
SYMPTOM:
Pump control will not
operate.
POSSIBLE CAUSE:
Line Contactor opened
during run.
•
=
Check connection
from P17 to Line coil
(-) for loose
connection.
•
=
Check connection
from battery (+) to
Line coil (+) for loose
connection.
•
=
Check power
connection from
battery (+) to
contactor L.
•
=
Check for blown fuse
element.
P1
P2
P10
P6
P5
P16
94 IN
P
U
T
94 IN
P
U
T
90 IN
P
U
T
P13
P11
91 IN
P
U
T
B
RUS
HW
E
A
R
O
U
T
P
UT
-
P
Y
9
P14
O
V
E
R
TE
M
P
O
U
TP
U
T
- P
Y
8
P15
92 IN
P
U
T
P12
P9
95 IN
P
U
T
P8
95 IN
P
U
T
LINE
P19
P20
P21
P4
P3
93 IN
P
U
T
93 IN
P
U
T
TO TRACTION
CARD
SPEED
L
IM
IT
1
SPEED
L
IM
IT
2
SPEED
L
IM
IT
3
SPEED
L
IM
IT
4
TO
TRACTION
P10 - BDI
PY7
PY12
PY10
PY11
S
E
RI
A
L
RE
CE
IV
E
SER
IAL
T
R
AN
SM
IT
+5V FROM
TRACTION PY10
P17
P18
ACC POT
POWER CONNECTIONS
POS
A1
NEG
FIE
L
D
A
R
M
A
T
URE
FU1
+
-
FU5
KEY SWITCH
FU6
L
1A
A2
1A
