Case IH DCU19011: Temperature sensor after catalyst signal low

The fault code indicates that the signal from the temperature sensor after the catalyst is low. This may affect the proper monitoring of the catalyst's performance.

1. 1

   The temperature sensor after catalyst

2. 2

   The wiring and connections to the temperature sensor after catalyst

3. 3

   The component identified by this code

1. 1

   Inspect

   Inspect the temperature sensor after catalyst for physical damage or corrosion.

2. 2

   Test

   Test the electrical connection and wiring to the temperature sensor after catalyst.

3. 3

   Verify

   Verify the functionality of the component identified by this code using the service manual.