New Holland 4149: Short Circuit to Ground at Turbine Speed Sensor Input

A short circuit to ground has been detected at the input of the turbine speed sensor. This fault may prevent the sensor from providing accurate speed data to the system.

1. 1

   The wiring and connections associated with the turbine speed sensor input

2. 2

   The integrity of the sensor itself

3. 3

   The presence of any damage or moisture in the affected circuit

1. 1

   Inspect

   Inspect the wiring and connections for the turbine speed sensor input for signs of damage, wear, or improper routing.

2. 2

   Test

   Test the circuit for continuity and insulation resistance using a multimeter, following the service manual procedures.

3. 3

   Repair or Replace

   Repair or replace any damaged wiring, connectors, or the sensor if a fault is confirmed.