CLAAS 769Bh – Claas Tr3 A57 3 Transmission Module: Short-circuit at the 12V of the front PTO engaging solenoid valve

A short-circuit has been detected at the 12V power supply of the front PTO engaging solenoid valve. This issue is associated with the front PTO being stopped. The cause is likely a fault in the power supply harness of the solenoid valve.

1. 1

   The 12V power supply harness (Y326) for the front PTO engaging solenoid valve

2. 2

   The condition of the front PTO engaging solenoid valve

1. 1

   Inspect

   Inspect the 12V power supply harness (Y326) for the front PTO engaging solenoid valve for signs of damage or short-circuit.

2. 2

   Test

   Use the “Auto 5” module with tool number 60 05 033 249 to test the front PTO engaging solenoid valve and its power supply.

3. 3

   Replace

   If a fault is detected, replace the front PTO engaging solenoid valve or repair the 12V power supply harness (Y326) as required.