DIAGNOSTIC STATUS CODES

SX TRANSISTOR CONTROL

Page 35

TRACTION

DESCRIPTION OF STATUS

STATUS CODE

 

-57

Controller “motor current sensor”

input too low during running.

MEMORY RECALL

CORRECTIVE ACTIONS

YES

 

 

SYMPTOM

Circuits valid

Control will not operate.

 

for

POSSIBLE CAUSE

Traction

Defective control.

Replace controller unit.

Controller

 

 

 

CAUSE OF STATUS INDICATION

This status code will be displayed when the voltage input from the current sensor is too low during running.

TROUBLE-SHOOTING DIAGRAM

 

 

 

 

BRAKE SW.

 

 

FU5

P2 KEY SWITCH P1

SEATSW.

STARTSW.

FOR.SW.

REV. SW.

FU7

 

 

SP

 

TO

P5

 

 

 

 

 

 

L

 

 

 

 

FU6

ACCESSORIES

P4

 

 

 

 

P3

 

 

 

 

 

PY7

 

 

 

 

P4

 

 

PY12 P18

P17 P1 P2

P6

P3

P5

 

PY10

 

OSCILLATOR CARD

P7

P10 P9 P12 P8

 

PY11

 

LEFT CONTROL

 

 

 

LINE FU1

 

 

 

 

 

 

 

 

 

 

 

 

 

STEER

FU2

 

 

 

 

 

 

ANGLE

 

 

 

 

ACC POT

POT

 

 

 

 

 

 

+

FU4

 

 

 

 

 

 

 

BDI INTERRUPT

 

 

 

 

 

 

 

 

 

 

 

P

 

 

 

 

 

 

 

 

 

 

 

 

POS

A1

F1

FIELD

ARMATURE

NEG

A2

F2

FIELD

ARMATURE

-

 

 

POWER

 

 

 

 

 

 

POS

A1

F1

 

 

 

SP

CONNECTIONS

 

 

POWER

 

 

 

 

LEFT CONTROL

 

 

CONNECTIONS

 

 

 

 

NEG

A2

F2

 

 

RIGHT CONTROL

 

 

P

SP

 

 

 

 

 

 

 

 

 

 

TRACTION

DESCRIPTION OF STATUS

STATUS CODE

 

-64

The line driver input (P2-17) is less

than 12% of battery volts

MEMORY RECALL

CORRECTIVE ACTIONS

NO

 

 

SYMPTOM

Circuits valid

Control will not operate.

 

for

POSSIBLE CAUSE

Traction

-Open wire connection to Pin 17

- Shorted line Driver transistor

Controller

Defective control.

 

 

Replace controller unit.

 

 

CAUSE OF STATUS INDICATION

This status code will be displayed when the control detects that the line driver input (P2-17) is less than 12% battery volts when the key switch is turned on.

TROUBLE-SHOOTING DIAGRAM

 

 

 

 

BRAKE SW.

 

 

FU5

P2 KEY SWITCH P1

SEATSW.

STARTSW.

FOR.SW.

REV. SW.

FU7

 

 

SP

 

TO

P5

 

 

 

 

 

 

L

 

 

 

 

FU6

ACCESSORIES

P4

 

 

 

 

P3

 

 

 

 

 

PY7

 

 

 

 

P4

 

 

PY12 P18

P17 P1 P2

P6

P3

P5

 

PY10

 

OSCILLATOR CARD

P7

P10 P9 P12 P8

 

PY11

 

LEFT CONTROL

 

 

 

LINE FU1

 

 

 

 

 

 

 

 

 

 

 

 

 

STEER

FU2

 

 

 

 

 

 

ANGLE

 

 

 

 

ACC POT

POT

 

 

 

 

 

 

+

FU4

 

 

 

 

 

 

 

BDI INTERRUPT

 

 

 

 

 

 

 

 

 

 

 

P

 

 

 

 

 

 

 

 

 

 

 

 

POS

A1

F1

FIELD

ARMATURE

NEG

A2

F2

FIELD

ARMATURE

-

 

 

POWER

 

 

 

 

 

 

POS

A1

F1

 

 

 

SP

CONNECTIONS

 

 

POWER

 

 

 

 

LEFT CONTROL

 

 

CONNECTIONS

 

 

 

 

NEG

A2

F2

 

 

RIGHT CONTROL

 

 

P

SP

 

 

 

 

 

 

 

 

 

 

January 2000

Page 35
Image 35
GE IC3645SR4U404N2 Controller motor current sensor, Input too low during running, Line driver input P2-17 is less