Front EHR Error Codes on Case tractors (45XX)

NOTE:This page only indicates the meaning of the fault codes. For complete troubleshooting information, see the Case IH technical manuals.

Front EHR Fault Codes / Rear EHR diagnostic trouble codes

4500 – Front remote no.1 – no control message received

4501 – Front remote no.1 – control message not plausible

4502 – Front remote no.1 – EEPROM error

4503 – Front remote no.1 – switched to failsafe

4504 – Front remote no.1 – under voltage

4505 – Front remote no.1 – over voltage

4506 – Front remote no.1 – spool movement too low

4507 – Front remote no.1 – spool movement too high

4508 – Front remote no.1 – float position not reached

4509 – Front remote no.1 – manually operated

4510 – Front remote no.1 – driver faulty

4511 – Front remote no.1 – potentiometer faulty

4512 – Front remote no.1 – unable to reach neutral

4513 – Front remote no.1 – spool not in neutral at key on

4514 – Front remote no.2 – no control message received

4515 – Front remote no.2 – control message not plausible

4516 – Front remote no.2 – EEPROM error

4517 – Front remote no.2 – switched to failsafe

4518 – Front remote no.2 – under voltage

4519 – Front remote no.2 – over voltage

4520 – Front remote no.2 – spool movement too low

4521 – Front remote no.2 – spool movement too high

4522 – Front remote no.2 – float position not reached

4523 – Front remote no.2 – manually operated

4524 – Front remote no.2 – driver faulty

4525 – Front remote no.2 – potentiometer faulty

4526 – Front remote no.2 – unable to reach neutral

4527 – Front remote no.2 – spool not in neutral at key on

4528 – Front remote no.3 – no control message received

4529 – Front remote no.3 – control message not plausible

4530 – Front remote no.3 – EEPROM error

4531 – Front remote no.3 – switched to failsafe

4532 – Front remote no.3 – under voltage

4533 – Front remote no.3 – over voltage

4534 – Front remote no.3 – spool movement too low

4535 – Front remote no.3 – spool movement too high

4536 – Front remote no.3 – float position not reached

4537 – Front remote no.3 – manually operated

4538 – Front remote no.3 – driver faulty

4539 – Front remote no.3 – potentiometer faulty

4540 – Front remote no.3 – unable to reach neutral

4541 – Front remote no.3 – spool not in neutral at key on

4542 – Front remote no.4 – no control message received

4543 – Front remote no.4 – control message not plausible

4544 – Front remote no.4 – EEPROM error

4545 – Front remote no.4 – switched to failsafe

4546 – Front remote no.4 – under voltage

4547 – Front remote no.4 – over voltage

4548 – Front remote no.4 – spool movement too low

4549 – Front remote no.4 – spool movement too high

4550 – Front remote no.4 – float position not reached

4551 – Front remote no.4 – manually operated

4552 – Front remote no.4 – driver faulty

4553 – Front remote no.4 – potentiometer faulty

4554 – Front remote no.4 – unable to reach neutral

4555 – Front remote no.4 – spool not in neutral at key on

4560 – Front remote no.1 – no communications

4561 – Front remote no.2 – no communications

4562 – Front remote no.3 – no communications

4563 – Front remote no.4 – no communications

4564 – EHR joystick – no communications

4565 – High flow pump connection error

4566 – High flow pump configuration error