DIAGNOSTIC STATUS CODES
SX TRANSISTOR CONTROL
Page
36
October 1998
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-92
USER DEFINED STATUS CODE
See instructions for Truck
Management Module for details.
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
Controller
&
Pump
Controller
SYMPTOM
Status code flashes “on and off”.
POSSIBLE CAUSE
User defined status code is displayed by switch
closure or motor brush sensor closure to
negative.
•
=
See GEH-TMM7A, “Truck Management
Module Instructions” for OEM defined status
codes for complete corrective action required.
Terminal 4 (TMM7A) is shorted to negative.
Plug P15 (pump) is shorted to negative.
Defective input switch (shorted).
Defective TMM card.
Defective pump card.
1
3
4
5
2
7
9
6
8
10
11
12
13
14
15
P15
NEG
SC92
WHEN TMM7A CARD IS USED
NEG
USER SW
WHEN SR Series PUMP
CONTROL IS USED
USER SW
TRACTION
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-93
USER DEFINED STATUS CODE
See instructions for Truck
Management Module for details.
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
Controller
&
Pump
Controller
SYMPTOM
Status code flashes “on and off”.
POSSIBLE CAUSE
User defined status code is displayed by switch
closure or motor brush sensor closure to
positive.
•
=
See GEH-TMM7A, “Truck Management
Module Instructions” for OEM defined status
codes for complete corrective action required.
Terminal 5 (TMM7A) is shorted to positive.
Plug P3 (pump) is shorted to positive.
Defective input switch (shorted).
Defective TMM card.
Defective pump card.
1
3
4
5
2
7
9
6
8
10
11
12
13
14
15
POS
SC93
WHEN TMM7A CARD IS USED
POS
USER SW
P3
USER SW
WHEN SR Series PUMP
CONTROL IS USED
