New Holland 3711 – ENGINE: Lambda Sensor: SCB Error of the LSU Heater Power stage

The fault code indicates an error in the power stage of the LSU heater within the Lambda Sensor. This issue is related to the electrical operation of the heater component associated with the Lambda Sensor.

1. 1

   The Lambda Sensor

2. 2

   The affected circuit

1. 1

   Inspect

   Inspect the Lambda Sensor for visible damage or wear.

2. 2

   Test

   Test the electrical connection and power supply to the Lambda Sensor.

3. 3

   Check

   Check the affected circuit for continuity and proper function.