New Holland 19020: Catalyst Temperature Sensor Circuit Low - Before Catalyst

The system has detected a low voltage or signal issue in the circuit for the catalyst temperature sensor located before the catalyst. This may affect the proper monitoring of exhaust gas temperature and could lead to incorrect diagnostic or operational responses.

1. 1

   The wiring and connections to the catalyst temperature sensor

2. 2

   The integrity of the sensor itself

3. 3

   The circuit for the catalyst temperature sensor

1. 1

   Inspect

   Inspect the wiring and connections to the catalyst temperature sensor for damage, corrosion, or loose connections.

2. 2

   Test

   Test the circuit for the catalyst temperature sensor using a multimeter to check for proper voltage and continuity.

3. 3

   Replace

   If the sensor or its circuit is found to be faulty, replace the component identified by this code.