Scania PCS DTC 834 CAN message missing

PCS PCS control unit · Scania

Code 834 (decimal). Some diagnostic tools show it in hexadecimal as 000342.

In short

Messages have not been received within 5 nominal transfer rate periods.

Applies to: PCS1 (PCS)

What does Scania PCS fault code 834 mean?

Messages have not been received within 5 nominal transfer rate periods.

What causes Scania DTC 834?

Internal fault. CAN communication is not working from MGU2A.

What are the symptoms?

Insufficient cooling of electrical machines. May cause the electric propulsion to deteriorate over time to 0 Nm.

How to fix Scania PCS fault code 834?

Check the cable harness and connector between control unit MGU2A and control unit PCS1.

This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.

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