Diagnostic Trouble Codes - RCU - Control Unit RCU and Right Power Module

Control Unit SPN FMI Priority Description
RCU 126 12 Service Alert Five speed feeder house filter (cc# 738) problem detected when separator is not engaged.
RCU 127 03 Service Alert Five speed feeder house pressure (cc# 737) sensor voltage is out of range - greater than 4.93 VDC.
RCU 127 04 Service Alert Five speed feeder house pressure (cc# 737) sensor voltage is out of range - less than 0.20 VDC.
RCU 127 12 Service Alert Five speed feeder house pressure (cc# 737) is detected when separator is not running.
RCU 629 12 Service Alert Control unit RCU has reset itself due to watchdog timer.
RCU 1075 03 Stop Fuel transfer pump (cc# 188) is ON when not commanded by right power module.
RCU 1075 05 Service Alert Fuel transfer pump (cc# 188) is open circuit.
RCU 1075 06 Service Alert Fuel transfer pump (cc# 188) is OFF when commanded ON by right power module.
RCU 1231 09 Service Alert Message is not arriving on time or missing on local CAN Bus between the control unit RCU and right power module.
RCU 1488 03 Service Alert Threshing speed (cc# 609) signal voltage feedback is out of range - greater than 4.90 VDC.
RCU 1488 04 Service Alert Threshing speed (cc# 609) signal voltage feedback is out of range - less than 0.10 VDC.
RCU 1489 03 Service Alert Cleaning fan speed (cc# 606) signal voltage feedback is out of range - greater than 4.90 VDC.
RCU 1489 04 Service Alert Cleaning fan speed (cc# 606) signal voltage feedback is out of range - less than 0.10 VDC.
RCU 1490 03 Service Alert Feeder house speed (cc# 619) signal voltage feedback is out of range - greater than 4.90 VDC.
RCU 1490 04 Service Alert Feeder house speed (cc# 619) signal voltage feedback is out of range - less than 0.10 VDC.
RCU 1493 12 Service Alert Tailings monitor system failure. Tailings sensors have read the same value for 10 seconds and are not full.
RCU 1533 00 Calibration Feeder house tilt sensor (cc# 815) is out of range at right position - greater than 4.5 VDC.
RCU 1533 01 Calibration Feeder house tilt sensor (cc# 815) is out of range at left position - less than 0.5 VDC.
RCU 1533 03 Service Alert Feeder house tilt sensor (cc# 815) is out of range - greater than 4.5 VDC.
RCU 1533 04 Service Alert Feeder house tilt sensor (cc# 815) is out of range - less than 0.5 VDC.
RCU 1533 08 Calibration Feeder house tilt sensor (cc# 815) voltage is greater at left position than right position.
RCU 1533 13 Information Feeder house tilt sensor (cc# 815) has not been calibrated.
RCU 1533 16 Calibration Feeder house tilt sensor (cc# 815) voltage is greater at left position than Center position.

 

OUO6075,0000B41 -19-02AUG07-1/6


Control Unit SPN FMI Priority Description
RCU 1533 18 Calibration Feeder house tilt sensor (cc# 815) voltage is greater at Center position than right position.
RCU 1867 06 Service Alert RPM micro power (cc# 302) is OFF when commanded ON by Control unit RCU.
RCU 3020 03 Stop Auger engage (cc# 319) is ON when not commanded by control unit RCU.
RCU 3020 05 Service Alert Auger engage (cc# 319) is open circuit.
RCU 3020 06 Service Alert Auger engage (cc# 319) is OFF when commanded ON by control unit RCU.
RCU 3020 14 Service Alert Auger engage (cc# 319) is OFF when commanded ON by control unit RCU, but there is no detected problem.
RCU 3108 03 Service Alert Spreader speed 1 high side (cc# 343) is ON when not commanded by control unit RCU.
RCU 3108 04 Service Alert Spreader speed 1 high side (cc# 343) is OFF when commanded ON by control unit RCU.
RCU 3108 05 Service Alert Spreader speed 1 high side (cc# 343) is open circuit.
RCU 3108 06 Service Alert Spreader speed 1 high side (cc# 343) is OFF when commanded ON by control unit RCU.
RCU 3108 14 Service Alert Spreader speed 1 high side (cc# 343) is OFF when commanded ON by control unit RCU, but there is no detected problem.
RCU 3353 03 Service Alert Alternator field (cc# 007) is ON when not commanded by control unit RCU.
RCU 3353 05 Service Alert Alternator field (cc# 007) is open circuit.
RCU 3353 06 Service Alert Alternator field (cc# 007) is OFF when commanded ON by control unit RCU.
RCU 3353 14 Service Alert Alternator field (cc# 007) is OFF when commanded ON by control unit RCU, but there is no detected problem.
RCU 3509 03 Service Alert RCU 5V sensor supply (cc# 293) is out of range - greater than 5.5 VDC.
RCU 3509 04 Service Alert RCU 5V sensor supply (cc# 293) is out of range - less than 4.5 VDC.
RCU 3510 03 Service Alert RCU 8V sensor supply (cc# 297) is out of range - greater than 8.5 VDC.
RCU 3510 04 Information RCU 8V sensor supply (cc# 297) is out of range - less than 7.5 VDC.
RCU 3597 06 Information RCU PTC power (cc# 562) is out of range - less than 4.0 VDC.
RCU 523319 03 Service Alert RCU 12V switched power (cc# 822) is ON when not commanded by control unit RCU.
RCU 523319 06 Service Alert RCU 12V switched power (cc# 822) is OFF when commanded ON by control unit RCU.
RCU 523489 03 Service Alert Engine service lights (cc# 531) are ON when not commanded by right power module.
RCU 523489 05 Service Alert Engine service lights (cc# 531) are open circuit.
RCU 523489 06 Service Alert Engine service lights (cc# 531) are OFF when commanded ON by right power module.
RCU 523493 12 Service Alert Main gearcase filter (cc# 701) problem detected when engine is not running.

 

OUO6075,0000B41 -19-02AUG07-2/6


Control Unit SPN FMI Priority Description
RCU 523494 03 Service Alert Right row finder light (cc# 523) is ON when not commanded by control unit RCU.
RCU 523494 05 Service Alert Right row finder light (cc# 523) is open circuit.
RCU 523494 06 Service Alert Right row finder light (cc# 523) is OFF when commanded ON by control unit RCU.
RCU 523501 12 Service Alert Main gearcase pressure (cc# 703) is detected when engine is not running.
RCU 523574 03 Service Alert Main gearcase temp sensor (cc# 754) is out of range - greater than 4.93 VDC.
RCU 523574 04 Service Alert Main gearcase temp sensor (cc# 754) is out of range - less than 0.10 VDC.
RCU 523594 03 Service Alert Shoe service lights (cc# 595) is ON when not commanded by right power module.
RCU 523594 05 Service Alert Shoe service lights (cc# 595) is open circuit.
RCU 523594 06 Service Alert Shoe service lights (cc# 595) is OFF when commanded ON by right power module.
RCU 523595 03 Service Alert Lower driving lights (cc# 586) is ON when not commanded by right power module.
RCU 523595 05 Service Alert Lower driving lights (cc# 586) is open circuit.
RCU 523595 06 Service Alert Lower driving lights (cc# 586) is OFF when commanded ON by right power module.
RCU 523597 03 Service Alert Rear beacon lights (cc# 574) is ON when not commanded by right power module.
RCU 523597 05 Service Alert Rear beacon lights (cc# 574) is open circuit.
RCU 523597 06 Service Alert Rear beacon lights (cc# 574) is OFF when commanded ON by right power module.
RCU 523598 06 Service Alert Cleaning fan speed decrease (cc# 326) is OFF when commanded ON by control unit RCU.
RCU 523599 03 Service Alert Cleaning fan speed increase (cc# 325) and/or cleaning fan speed decrease (cc# 326) is ON when commanded OFF by control unit RCU.
RCU 523599 05 Service Alert Cleaning fan speed increase (cc# 325) and/or cleaning fan speed decrease (cc# 326) is open circuit.
RCU 523599 06 Service Alert Cleaning fan speed increase (cc# 325) is OFF when commanded ON by control unit RCU.
RCU 523600 06 Service Alert Grain tank covers open (cc# 336) is OFF when commanded ON by control unit RCU.
RCU 523601 03 Service Alert Grain tank covers close (cc# 335) and/or Grain tank covers open (cc# 336) is ON when commanded OFF by control unit RCU.
RCU 523601 05 Service Alert Grain tank covers close (cc# 335) and/or Grain tank covers open (cc# 336) is open circuit.
RCU 523601 06 Service Alert Grain tank covers close (cc# 335) is OFF when commanded ON by control unit RCU.
RCU 523602 03 Service Alert Five speed feeder house drive valve 5 (cc# 448) is ON when not commanded by control unit RCU.

 

OUO6075,0000B41 -19-02AUG07-3/6


Control Unit SPN FMI Priority Description
RCU 523602 04 Service Alert Five speed feeder house drive valve 5 (cc# 448) is OFF when commanded ON by control unit RCU.
RCU 523602 05 Service Alert Five speed feeder house drive valve 5 (cc# 448) is open circuit.
RCU 523602 06 Service Alert 5 speed feeder house drive valve 5 (cc# 448) is OFF when commanded ON by control unit RCU.
RCU 523603 03 Service Alert Five speed feeder house drive valve 4 (cc# 447) is ON when not commanded by control unit RCU.
RCU 523603 05 Service Alert Five speed feeder house drive valve 4 (cc# 447) is open circuit.
RCU 523603 06 Service Alert Five speed feeder house drive valve 4 (cc# 447) is OFF when commanded ON by control unit RCU.
RCU 523603 06 Service Alert Five speed feeder house drive valve 4 (cc# 447) is OFF when commanded ON by control unit RCU.
RCU 523604 03 Service Alert Five speed feeder house drive valve 3 (cc# 446) is ON when not commanded by control unit RCU.
RCU 523604 04 Service Alert Five speed feeder house drive valve 3 (cc# 446) is OFF when commanded ON by control unit RCU.
RCU 523604 05 Service Alert Five speed feeder house drive valve 3 (cc# 446) is open circuit.
RCU 523604 06 Service Alert Five speed feeder house drive valve 3 (cc# 446) is OFF when commanded ON by control unit RCU.
RCU 523605 03 Service Alert Five speed feeder house drive valve 2 (cc# 445) is ON when not commanded by control unit RCU.
RCU 523605 04 Service Alert Five speed feeder house drive valve 2 (cc# 445) is OFF when commanded ON by control unit RCU.
RCU 523605 05 Service Alert Five speed feeder house drive valve 2 (cc# 445) is open circuit.
RCU 523605 06 Service Alert Five speed feeder house drive valve 2 (cc# 445) is OFF when commanded ON by control unit RCU.
RCU 523606 03 Service Alert Five speed feeder house drive valve 1 (cc# 444) is ON when not commanded by control unit RCU.
RCU 523606 04 Service Alert Five speed feeder house drive valve 1 (cc# 444) is OFF when commanded ON by control unit RCU.
RCU 523606 05 Service Alert Five speed feeder house drive valve 1 (cc# 444) is open circuit.
RCU 523606 06 Service Alert Five speed feeder house drive valve 1 (cc# 444) is OFF when commanded ON by control unit RCU.
RCU 523611 03 Service Alert Right rear discharge light (cc# 565) is ON when not commanded by control unit RCU.
RCU 523611 05 Service Alert Right rear discharge light (cc# 565) is open circuit.
RCU 523611 06 Service Alert Right rear discharge light (cc# 565) is OFF when commanded ON by control unit RCU.
RCU 523611 14 Service Alert Right rear discharge light (cc# 565) is OFF when commanded ON by control unit RCU, but there is no detected problem.
RCU 523612 03 Service Alert Right stubble light (cc# 563) is ON when not commanded by control unit RCU.
RCU 523612 05 Service Alert Right stubble light (cc# 563) is open circuit.
RCU 523612 06 Service Alert Right stubble light (cc# 563) is OFF when commanded ON by control unit RCU.

 

OUO6075,0000B41 -19-02AUG07-4/6


Control Unit SPN FMI Priority Description
RCU 523612 14 Service Alert Right stubble light (cc# 563) is OFF when commanded ON by control unit RCU, but there is no detected problem.
RCU 523613 03 Service Alert Spreader speed 2 high side (cc# 353) is ON when not commanded by control unit RCU.
RCU 523613 04 Service Alert Spreader speed 2 high side (cc# 353) is OFF when commanded ON by control unit RCU.
RCU 523613 05 Service Alert Spreader speed 2 high side (cc# 353) is open circuit.
RCU 523613 06 Service Alert Spreader speed 2 high side (cc# 353) is OFF when commanded ON by control unit RCU.
RCU 523613 14 Service Alert Spreader speed 2 high side (cc# 353) is OFF when commanded ON by control unit RCU, but there is no detected problem.
RCU 523614 03 Service Alert Right marker lights (cc# 553) is ON when not commanded by control unit RCU.
RCU 523614 05 Service Alert Right marker lights (cc# 553) is open circuit.
RCU 523614 06 Service Alert Right marker lights (cc# 553) is OFF when commanded ON by control unit RCU.
RCU 523614 14 Service Alert Right marker lights (cc# 553) output driver fault.
RCU 523615 03 Stop Separator engage (cc# 301) is ON when not commanded by control unit RCU.
RCU 523615 05 Service Alert Separator engage (cc# 301) is open circuit.
RCU 523615 06 Service Alert Separator engage (cc# 301) is OFF when commanded ON by control unit RCU.
RCU 523615 14 Service Alert Separator engage (cc# 301) is OFF when commanded ON by control unit RCU, but there is no detected problem.
RCU 523616 03 Service Alert Discharge beater speed (cc# 611) signal voltage feedback is out of range - greater than 4.90 VDC.
RCU 523616 04 Service Alert Discharge beater speed (cc# 611) signal voltage feedback is out of range - less than 0.10 VDC.
RCU 523617 03 Service Alert Capacitive fuel level 2 sensor (cc# 756) is out of range - greater than 4.5 VDC.
RCU 523617 04 Service Alert Capacitive fuel level 2 sensor (cc# 756) is out of range - less than 0.2 VDC.
RCU 523618 03 Service Alert Capacitive fuel level 1 sensor (cc# 755) is out of range - greater than 4.5 VDC.
RCU 523618 04 Service Alert Capacitive fuel level 1 sensor (cc# 755) is out of range - less than 0.2 VDC.
RCU 523619 03 Service Alert Resistive fuel level 2 sensor (cc# 756) is out of range - greater than 4.5 VDC.
RCU 523619 04 Service Alert Resistive fuel level 2 sensor (cc# 756) is out of range - less than 0.2 VDC.
RCU 523620 03 Service Alert Resistive fuel level 1 sensor (cc# 755) is out of range - greater than 4.5 VDC.
RCU 523620 04 Service Alert Resistive fuel level 1 sensor (cc# 755) is out of range - less than 0.2 VDC.
RCU 523621 13 Information Threshing clearance (cc# 833) has not been calibrated

 

OUO6075,0000B41 -19-02AUG07-5/6


Control Unit SPN FMI Priority Description
RCU 523622 04 Information RPC power 5 (cc# 362) less than 10.5 VDC at the right power module input.
RCU 523623 03 Service Alert RCU 12V switched power 2 (cc# 922) is ON when not commanded by control unit RCU.
RCU 523623 06 Service Alert RCU 12V switched power 2 (cc# 922) is OFF when commanded ON by control unit RCU.
RCU 523648 04 Information RPC power 4 (cc# 352) less than 10.5 VDC at the right power module input.
RCU 523649 04 Information RPC power 3 (cc# 332) less than 10.5 VDC at the right power module input.
RCU 523650 04 Information RPC power 2 (cc# 322) less than 10.5 VDC at the right power module input.
RCU 523653 04 Information RPC power 1 (cc# 312) less than 10.5 VDC at the right power module input.
RCU 523665 04 Information RCU power 1 (cc# 342) at connector X132 is less than 4.0 VDC.
RCU 523666 04 Information RCU power 1 (cc# 342) at connector X131 is less than 4.0 VDC.
RCU 523673 05 Information Chassis ground (cc# 010) not connected to ground.
RCU 523744 03 Service Alert HVAC compressor (cc# 941) is ON when not commanded by control unit RCU.
RCU 523744 05 Service Alert HVAC compressor (cc# 941) is open circuit.
RCU 523744 06 Service Alert HVAC compressor (cc# 941) is OFF when commanded ON by control unit RCU.
RCU 523744 14 Service Alert HVAC compressor (cc# 941) is OFF when commanded ON by control unit RCU, but there is no detected problem.
RCU 523810 03 Service Alert Steering solenoid power (cc# 942) is ON when not commanded by control unit RCU.
RCU 523810 06 Service Alert Steering solenoid power (cc# 942) is OFF when commanded ON by control unit RCU.
RCU 524084 03 Service Alert Hydraulic oil temp sensor (cc# 753) is out of range - greater than 4.93 VDC.
RCU 524084 04 Service Alert Hydraulic oil temp sensor (cc# 753) is out of range - less than 0.10 VDC.

 

OUO6075,0000B41 -19-02AUG07-6/6