CLAAS 7645h – Claas Tr2 A57 2 Transmission Module: Supply Voltage Measured on Solenoid Valve SV3 When Not Controlled

A supply voltage is detected on solenoid valve SV3 when the driver is not controlled, indicated by a setpoint PWM of 0. This may trigger an audio warning and request an ISC reset. The issue may be caused by a 12 V short circuit on the solenoid valve power supply harness.

1. 1

   Solenoid valve power supply harness for a 12 V short circuit

2. 2

   The “Auto 5” module for potential faults

1. 1

   Inspect

   Check the solenoid valve power supply harness for a 12 V short circuit.

2. 2

   Use

   Use tool number 60 05 033 249 to check the “Auto 5” module.

3. 3

   Replace

   Replace the “Auto 5” module if it is found to be faulty.