CLAAS 7681h: Fault Code 7681h - TR3 (A57-3) Open Circuit on the Rear PTO Solenoid Valve

The fault code indicates an open circuit on the rear PTO solenoid valve. This condition results in the PTO being off. The issue is specifically related to the component identified by the code, which is the rear PTO solenoid valve.

1. 1

   The wiring and connections to the rear PTO solenoid valve

2. 2

   The integrity of the circuit associated with the rear PTO solenoid valve

3. 3

   The component identified by this code, the rear PTO solenoid valve

1. 1

   Inspect the wiring and connections

   Check the wiring and electrical connections to the rear PTO solenoid valve for any signs of damage, corrosion, or disconnection.

2. 2

   Test the circuit

   Use a multimeter to test the circuit for continuity and ensure there is no open circuit.

3. 3

   Replace or repair the affected component

   If the open circuit is confirmed, replace or repair the rear PTO solenoid valve as necessary.