DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL Page 44
September 2004
Section 5.4 TMM Codes
TRACTION
STATUS CODE
DESCRIPTION OF STATUS CAUSE OF STATUS INDICATION
-90
Traction motor temperature has
exceeded maximum temperature limit.
This status code will be displayed when the voltage at
the respective terminal of the TMM or Pump Logic
Card is at zero volts.
MEMORY RECALL
YES
CORRECTIVE ACTIONS TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Motor
Temperature
SYMPTOM
Status code flashes “on and off”.
POSSIBLE CAUSE
User defined status code is displayed by
switch closure to battery negative.
Defective input switch (shorted).
Defective TMM card.
Defective pump card.
NO GRAPHIC FOR THIS
STATUS CODE
TRACTION
STATUS CODE
DESCRIPTION OF STATUS CAUSE OF STATUS INDICATION
-91
Pump motor temperature has
exceeded maximum temperature limit.
This status code will be displayed when the voltage at
the respective terminal of the TMM or Pump Logic
Card is at zero volts.
MEMORY RECALL
YES
CORRECTIVE ACTIONS TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Traction
Motor
Temperature
SYMPTOM
Status code flashes “on and off”.
POSSIBLE CAUSE
User defined status code is displayed by
switch closure to battery negative.
Defective input switch (shorted).
Defective TMM card.
Defective pump card.
NO GRAPHIC FOR THIS
STATUS CODE
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