John Deere BIF000190.02 – BIF: No Signal from Engine Speed Sender

The system is not receiving a signal from the engine speed sender, which may affect the proper operation of the tractor's engine monitoring systems.

1. 1

   Engine speed sender

2. 2

   Wiring to engine speed sender

3. 3

   Connection to engine speed sender

1. 1

   Inspect

   Check the engine speed sender for physical damage or wear.

2. 2

   Inspect

   Examine the wiring and connections to the engine speed sender for any signs of damage, corrosion, or looseness.

3. 3

   Test

   Use a multimeter to test the engine speed sender for proper functionality according to the service manual.