Zeror.ai Error Codes Siemens F40835

Siemens F40835

Brand: SiemensModel: SINAMICS G120 CU250S2Error code: F40835

What the Fault Means

Fault: CX32 DRIVE-CLiQ: Cyclic data transfer error

Likely causes

  • A DRIVE-CLiQ communications error has occurred from the Control Unit to the controller extension involved
  • The nodes do not send and receive in synchronism
  • Fault cause: 33 (= 21 hex): The cyclic telegram has not been received
  • 34 (= 22 hex): Timeout in the telegram receive list

Solution and Safe First Checks

  1. carry out a POWER ON (switch-off/switch-on).
  2. replace the component involved.

Safety: do not work inside the panel without isolating the power; if unsure, consult a qualified technician.

Related Siemens error codes

Source: the Zeror.ai industrial fault database and Siemens technical documentation. This page is for information; on critical systems follow the manufacturer's manual and authorised service.

Siemens F40835 · Zeror.ai