CLAAS 764Ah: TR2 (A57-2) Supply voltage measured on solenoid valve SV2 when the driver is not controlled

The system detects supply voltage on solenoid valve SV2 when the driver is not controlling it, indicating a potential issue with the control signal or the solenoid valve itself.

1. 1

   The connection and wiring of solenoid valve SV2

2. 2

   The control signal being sent to solenoid valve SV2

3. 3

   The functionality of solenoid valve SV2

1. 1

   Inspect the wiring and connections of solenoid valve SV2

   Check for any loose, damaged, or corroded connections that could cause unintended voltage.

2. 2

   Verify the control signal to solenoid valve SV2

   Use a diagnostic tool to confirm that the control signal is properly set to 0 when the driver is not controlling it.

3. 3

   Test the functionality of solenoid valve SV2

   Perform a functional test to determine if the solenoid valve is responding correctly to control signals.