New Holland 3712 – ENGINE: Lambda Sensor: SCG 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 may affect the proper operation of the sensor, which is critical for monitoring the air-fuel mixture in the engine.

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 Lambda Sensor to determine if it is functioning correctly.

3. 3

   Replace

   If the Lambda Sensor is faulty, replace it with a compatible part.