New Holland 3736 – ENGINE: Lambda Sensor: O2 Concentration Outside Predefined Window During Heater Coupling Detection

The Lambda Sensor is detecting an oxygen concentration that is outside the predefined window during the Heater coupling detection phase. This indicates a potential issue with the sensor's ability to accurately measure oxygen levels under specific conditions.

1. 1

   Lambda Sensor

2. 2

   the affected circuit

1. 1

   Inspect

   Inspect the Lambda Sensor for physical damage or contamination.

2. 2

   Test

   Test the Lambda Sensor's output signal to ensure it is within expected ranges during Heater coupling detection.

3. 3

   Check

   Check the wiring and connections to the Lambda Sensor for any faults or poor contact.