What DCU 19037 Means DCU 19037 is a Case IH tractor fault code from the DCU, related to the emissions and aftertreatment system. The official description is: Sensor supply 2, 5V internal, for UREA pressure sensors — supply voltage too high — P204D reagent pressure sensor short circuit high. In practical terms, the DCU is…
What DCU 19011 Means DCU 19011 is a Case IH tractor fault code from the DCU controller in the emissions / aftertreatment category. Official description: Temperature sensor after catalyst (electrical) | signal low | P042C Catalyst Temperature Sensor Circuit Low. In practical terms, this code indicates that the DCU is seeing a low electrical signal…
What DCU 19002 Means On a Case IH tractor, fault code DCU 19002 is an emissions/aftertreatment controller fault related to battery voltage sensing. The official description is: Battery voltage sensing (electrical) | signal low | P0562 Battery voltage evaluation below lower limit. In practical terms, the DCU has detected that the battery voltage signal it…
What DCU 19001 Means On a Case IH tractor, fault code DCU 19001 is related to the DCU and the emissions / aftertreatment control system. The official description is: Battery voltage sensing electrical signal high, P0563 battery voltage evaluation above upper limit. In practical terms, the DCU has detected that the battery voltage signal it…
What ATC 133 Means On a Case IH tractor, fault code ATC 133 relates to the ATC climate control system. The official description is: Low pressure switch (-) input shorted to ground. In practical terms, the ATC controller is detecting that the negative input circuit for the low pressure switch is being pulled to ground…
What Case IH ATC 132 Means On a Case IH tractor, fault code ATC 132 relates to the ATC climate control controller. The official description is: Low pressure switch (-) input shorted to power. In practical terms, the ATC controller is seeing an electrical condition on the low pressure switch negative input that appears to…
This guide explains fault code ATC 130 on a Case IH tractor equipped with an ATC climate control controller. What ATC 130 Means For the Case IH ATC climate control system, fault code ATC 130 is officially described as: Low pressure switch (+) input shorted to power. In practical terms, the ATC controller is seeing…
What Case IH ATC 129 Means ATC 129 is a Case IH tractor climate control fault code from the ATC controller. The official description is: High pressure cycling error (2 in 1 minute). In practical terms, the ATC controller has detected that the air conditioning high-pressure protection circuit or pressure signal cycled twice within one…
What ATC 128 Means On a Case IH tractor, fault code ATC 128 is a climate-control fault from the ATC controller. The official description is: High pressure switch (-) input shorted to ground. In practical terms, the ATC controller is detecting that the negative-side input circuit for the high pressure switch is grounded when it…
Fault code ATC 127 on a Case IH tractor relates to the ATC climate control controller. The official description is: High pressure switch (-) input shorted to power. In practical terms, the ATC controller is detecting voltage where it does not expect it on the negative input side of the high pressure switch circuit. This…
