Propulsion and Steering Control Unit

SPN Number

Warning Light

DTC Description

PSC-70.2

Info

Data Erratic, Intermittent or Incorrect

PSC-70.14

Info

Park brake is manually engaged while trying to move the vehicle

PSC-168.3

Service Alert

Battery voltage out of range high.

PSC-168.4

Service Alert

Battery voltage out of range low.

PSC-237.31

Info

VIN or VIN Security message missing or incorrect.

PSC-517.9

Info

GPS Speed message not received on CAN bus (No communications data).

PSC-628.2

Info

Controller Malfunction: EE checksum invalid.

PSC-628.12

Info

Controller is in Boot Block.

PSC-629.12

Info

Controller Malfunction: Watchdog Timer Reset.

PSC-630.13

Service Alert

System not calibrated.

PSC-1504.14

Info

Operator out of seat during AutoTrac.

PSC-1638.9

Info

Hydraulic oil temperature message not received on CAN bus (No communications data)

PSC-2000.9

Stop

CAN Bus message containing engine speed from control unit ECU is not arriving on time or missing.

PSC-3509.3

Service Alert

Supply voltage to SID out of range high.

PSC-3509.4

Service Alert

Supply voltage to SID out of range low.

PSC-3510.3

Service Alert

Supply voltage to secondary handle position and right motor speed sensors out of range high. Voltage > 5.25V. 

PSC-3510.4

Service Alert

Supply voltage to secondary handle position and right motor speed sensors out of range low. Voltage < 4.75V. 

PSC-3511.3

Service Alert

Supply voltage to trim/varitorque pot position sensor out of range high. Voltage > 5.25V. 

PSC-3511.4

Service Alert

Supply voltage to trim/varitorque pot position sensor out of range low. Voltage < 4.75V. 

PSC-3512.3

Service Alert

Supply voltage to primary handle position and left motor speed sensors out of range high. Voltage > 5.25V.

PSC-3512.4

Service Alert

Supply voltage to primary handle position and left motor speed sensors out of range low. Voltage < 4.75V. 

PSC-3600.0

Service Alert

Trim pot position signal voltage is above normal

PSC-3600.1

Service Alert

Trim pot position signal voltage is below normal

PSC-3600.3

Service Alert

Trim pot position signal voltage is out of range high, shorted to battery

PSC-3600.4

Service Alert

Trim pot position signal voltage is out of range low, shorted to ground

PSC-3600.13

Service Alert

Trim pot not calibrated

PSC-3648.13

Service Alert

Data conflict between neutral switch and hydro handle position, force system to neutral.

PSC-520296.5

Stop

The right pump secondary forward drive circuit has failed. Current feedback is out of range low.

PSC-520296.6

Stop

The right pump secondary forward drive circuit has failed. Current feedback is out of range high.

PSC-520297.5

Stop

The right pump secondary reverse drive circuit has failed. Current feedback is out of range low.

PSC-520297.6

Stop

The right pump secondary reverse drive circuit has failed. Current feedback is out of range high.

PSC-520298.5

Stop

The left pump secondary forward drive circuit has failed. Current feedback is out of range low.

PSC-520298.6

Stop

The left pump secondary forward drive circuit has failed. Current feedback is out of range high.

PSC-520299.5

Stop

The left pump secondary reverse drive circuit has failed. Current feedback is out of range low.

PSC-520299.6

Stop

The left pump secondary reverse drive circuit has failed. Current feedback is out of range high.

PSC-520378.0

Service Alert

The right pump primary reverse drive circuit has failed. Current feedback is above normal, Short to battery.

PSC-520378.1

Service Alert

The right pump primary reverse drive circuit has failed. Current feedback is below normal, Short to ground.

PSC-520378.5

Service Alert

The right pump primary reverse drive circuit has failed. Current feedback is out of range low.

PSC-520378.6

Service Alert

The right pump primary reverse drive circuit has failed. Current feedback is out of range high.

PSC-520378.31

Info

The right pump primary reverse drive circuit has failed. Current feedback is not within 5mA of commanded current. 

PSC-520379.0

Service Alert

The right pump primary forward drive circuit has failed. Current feedback is above normal, Short to battery.

PSC-520379.1

Service Alert

The right pump primary forward drive circuit has failed. Current feedback is below normal, Short to ground.

PSC-520379.5

Service Alert

The right pump primary forward drive circuit has failed. Current feedback is out of range low.

PSC-520379.6

Service Alert

The right pump primary forward drive circuit has failed. Current feedback is out of range high.

PSC-520379.31

Info

The right pump primary forward drive circuit has failed. Current feedback is not within 5mA of commanded current. 

PSC-520380.0

Service Alert

The left pump primary forward drive circuit has failed. Current feedback is above normal

PSC-520380.1

Service Alert

The left pump primary forward drive circuit has failed. Current feedback is below normal

PSC-520380.5

Service Alert

The left pump primary forward drive circuit has failed. Current feedback is out of range low, short to ground

PSC-520380.6

Service Alert

The left pump primary forward drive circuit has failed. Current feedback is out of range high, short to battery

PSC-520380.31

Info

The left pump primary forward drive circuit has failed. Current feedback is not within 5mA of commanded current. 

PSC-520381.0

Service Alert

The left pump primary reverse drive circuit has failed. Current feedback is above normal, Short to battery.

PSC-520381.1

Service Alert

The left pump primary reverse drive circuit has failed. Current feedback is below normal, Short to ground.

PSC-520381.5

Service Alert

The left pump primary reverse drive circuit has failed. Current feedback is out of range low.

PSC-520381.6

Service Alert

The left pump primary reverse drive circuit has failed. Current feedback is out of range high.

PSC-520381.31

Info

The left pump primary reverse drive circuit has failed. Current feedback is not within 5mA of commanded current. 

PSC-522261.13

Info

Steering Wheel Angle Sensor Center Position has shifted significantly from its initial calibrated value. 

PSC-522265.3

Service Alert

Voltage at the circuit supplying the top steering wheel angle sensor is out of range. 4.75V < Voltage < 4.3V. Return voltage is normally 0.35 to 0.50V.

PSC-522265.16

Service Alert

Voltage at the signal line for the top steering wheel angle sensor is out of range. 4.7V < Voltage < .3V 

PSC-522266.3

Service Alert

Voltage at the circuit supplying the middle steering wheel angle sensor is out of range. 4.75V < Voltage < 4.3V. Return voltage is normally 0.35 to 0.50V. 

PSC-522266.16

Service Alert

Voltage at the signal line for the middle steering wheel angle sensor is out of range. 4.7V < Voltage < .3V

PSC-522363.0

Service Alert

The right motor speed sensor power line is open

PSC-522363.1

Service Alert

The right motor speed sensor ground line is open

PSC-522363.3

Service Alert

The right motor speed sensor direction signal voltage is out of range high, short to battery

PSC-522363.4

Service Alert

The right motor speed sensor direction signal voltage is out of range low, short to ground

PSC-522363.5

Service Alert

The right motor speed sensor direction signal line is open

PSC-522363.7

Stop

Right motor speed detected at startup

PSC-522363.8

Service Alert

Right motor overspeed detected, runaway right pump

PSC-522363.10

Stop

Uncommanded right motor speed detected

PSC-522363.14

Service Alert

Right motor speed low for non zero right pump command

PSC-522363.16

Service Alert

The deadbands of the right pump drive determined during calibration are out of range. 

PSC-522363.31

Service Alert

The direction input line of the sensor which measures the rotational speed of the right motor has failed. 

PSC-522381.0

Service Alert

The left motor speed sensor power line is open

PSC-522381.1

Service Alert

The left motor speed sensor ground line is open

PSC-522381.3

Service Alert

The left motor speed sensor direction signal voltage is out of range high

PSC-522381.4

Service Alert

The left motor speed sensor direction signal voltage is out of range low

PSC-522381.5

Service Alert

The left motor speed sensor direction signal line is open

PSC-522381.7

Stop

Left motor speed detcted at startup

PSC-522381.8

Service Alert

Left motor overspeed detected, runaway left pump

PSC-522381.10

Stop

Uncommanded left motor speed detected

PSC-522381.14

Service Alert

Left motor speed low for non zero left pump command

PSC-522381.16

Service Alert

The deadbands of the left pump drive determined during calibration are out of range. 

PSC-522381.31

Service Alert

The direction input line of the sensor which measures the rotational speed of the left motor has failed. 

PSC-522394.9

Info

Terrain Compensation Module message not available (No communication data). 

PSC-522777.13

Info

Steering input Device (SID) not calibrated

PSC-522855.13

Info

Left pump PWM dispalcements not calibrated.

PSC-522856.13

Info

Right pump PWM dispalcements not calibrated.

PSC-523216.0

Service Alert

Data Valid but Above Normal Operational Range - Most Severe Level

PSC-523216.1

Service Alert

Data Valid but Below Normal Operational Range - Most Severe Level

PSC-523217.0

Service Alert

Data Valid but Above Normal Operational Range - Most Severe Level

PSC-523217.1

Service Alert

Data Valid but Below Normal Operational Range - Most Severe Level

PSC-523218.1

Service Alert

Supply voltage VP2 for valve driver Out of Range Low. 

PSC-523219.1

Service Alert

Supply voltage VP1 for valve driver Out of Range Low. 

PSC-523326.13

Info

Invalid pump solenoid calibration data

PSC-523345.0

Service Alert

Secondary handle signal voltage above normal, short to high

PSC-523345.1

Service Alert

Secondary handle signal voltage below normal, short toground

PSC-523345.3

Service Alert

Secondary handle signal voltage out of range high, short to attery

PSC-523345.4

Service Alert

Secondary handle signal voltage out of range low, short to ground

PSC-523345.14

Service Alert

The difference between primary handleposition and secondary handle position is greater that 5 percent of primary position plus 150 mV and the secondary position is greater that half of the primary position

PSC-523380.31

Info

Drive train derate conditionis Active

PSC-523498.14

Service Alert

Direction mismatch between left and right motors

PSC-523643.0

Service Alert

Primary hydro handle position signal voltage is above normal

PSC-523643.1

Service Alert

Primary hydro handle position signal voltage is below normal

PSC-523643.3

Service Alert

Primary hydro handle position signal voltage is out of range high, shorted to battery

PSC-523643.4

Service Alert

Primary hydro handle position signal voltage is out of range low, shorted to ground

PSC-523643.7

Stop

Hydro handle is not in nuetral position at startup

PSC-523643.13

Service Alert

The hydro handle has not been calibrated or invalid calibration values in memory

PSC-523643.14

Service Alert

The difference between primary handleposition and secondary handle position is greater that 5 percent of primary position plus 150 mV and the secondary position is greater that half of the primary position

PSC-523651.2

Service Alert

Controller Malfunction: Stack Overflow. 

PSC-523660.3

Service Alert

Voltage at the circuit supplying the bottom steering wheel angle sensor is out of range. 4.75V < Voltage < 4.3V. Return voltage is normally 0.35 to 0.50V. 

PSC-523660.16

Service Alert

Voltage at the signal line for the bottom steering wheel angle sensor is out of range. 4.7V < Voltage < .3V 

PSC-523661.11

Stop

Steering motion was detected while the vehicle was in park. 

PSC-523661.14

Info

Two steering sensors disagree

PSC-523661.31

Stop

More than one steering wheel angle sensor has failed. 

PSC-523698.9

Info

GreenStar Display Parallel Tracking message not available (No communication data). 

PSC-523767.2

Info

AutoTrac resume switch failed

PSC-523821.2

Service Alert

Machine Mismatch (SugarCane Harvester Tracks). Possible Loopback ID failure or model number mismatch. 

PSC-523953.3

Service Alert

Primary and secondary hadle position signal voltages are out of range high, short to battery

PSC-523953.4

Service Alert

Primary and secondary hadle position signal voltages are out of range low, short to ground

PSC-523953.14

Service Alert

Primary and secondary hadle position signal voltages are out of range but in opposite directions

PSC-524160.2

Info

Data Erratic, Intermittent or Incorrect

PSC-524221.9

Info

Yaw Rate not available on communications bus (No communications data). 

PSC-524249.14

Info

Operator out of seat while vehicle is moving for more than 10 seconds. 

PSC-524254.3

Service Alert

Voltage Above Normal, or Shorted to High Source

PSC-524254.4

Service Alert

Voltage Below Normal, or Shorted to Low Source

BL04947,0000162-19-20120120