TPM 12704259 Scania TPM control unit, voltage supply too high

TPM Tyre Pressure Monitoring · Scania

Code 12704259 (decimal). Some diagnostic tools show it in hexadecimal as C1DA03.

In short

Voltage supply to the TPM control unit is over 32 V.

Applies to: TPM2

What does Scania TPM fault code 12704259 mean?

What causes Scania DTC 12704259?

How does the system react?

What are the symptoms?

How to fix Scania TPM fault code 12704259?

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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.