New Holland 4148: Turbine Speed Sensor Input Circuit Fault

A fault has been detected in the input circuit of the turbine speed sensor, indicating either a short circuit to battery voltage or an open circuit.

1. 1

   The wiring and connections to the turbine speed sensor

2. 2

   The integrity of the circuit leading to the turbine speed sensor

3. 3

   The presence of any damage or wear in the sensor's wiring

1. 1

   Inspect

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

2. 2

   Test

   Test the circuit for continuity and for any signs of a short to battery voltage using a multimeter.

3. 3

   Repair

   If a fault is found, repair or replace the damaged wiring or connections as necessary.