John Deere 000641.09: Variable Geometry Turbo Actuator No Communication

The system has detected a lack of communication with the Variable Geometry Turbo Actuator. This may indicate a failure in the communication link between the actuator and the control system.

1. 1

   The connection and wiring of the Variable Geometry Turbo Actuator

2. 2

   The integrity of the communication circuit between the actuator and the control system

3. 3

   The functionality of the component identified by this code

1. 1

   Inspect

   Inspect the wiring and connections related to the Variable Geometry Turbo Actuator for damage, corrosion, or loose connections.

2. 2

   Test

   Test the communication circuit using the appropriate diagnostic tools as specified in the service manual.

3. 3

   Replace

   If the issue persists, replace the component identified by this code if it is determined to be faulty.