New Holland 3707 – ENGINE: Lambda Sensor: Open Circuit at the Nearest Cell Pin

The fault code indicates an open circuit at the Lambda Sensor Nearest cell pin. This issue affects the proper functioning of the Lambda Sensor, which is responsible for monitoring the oxygen levels in the exhaust system.

1. 1

   The wiring and connections to the Lambda Sensor

2. 2

   The Lambda Sensor Nearest cell pin for damage or disconnection

3. 3

   The integrity of the circuit leading to the Lambda Sensor

1. 1

   Inspect

   Check the wiring and connections to the Lambda Sensor for any signs of damage, wear, or disconnection.

2. 2

   Test

   Test the Lambda Sensor Nearest cell pin for continuity and proper electrical connection.

3. 3

   Repair or Replace

   If an open circuit is confirmed, repair or replace the affected wiring or the Lambda Sensor as needed.