Scania TCC DTC 781 TCC control unit, high supply voltage

TCC TCC control unit · Scania

Code 781 (decimal). Some diagnostic tools show it in hexadecimal as 030D.

In short

The control system warns that the voltage supply has risen above 32 V.

Applies to: TCC3 (TCC)

What does Scania TCC fault code 781 mean?

What causes Scania DTC 781?

What are the symptoms?

How to fix Scania TCC fault code 781?

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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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