Scania TPM DTC 9820421 Tyre sensor axle 1, left-hand tyre, low battery level

TPM Tyre Pressure Monitoring · Scania

Code 9820421 (decimal). Some diagnostic tools show it in hexadecimal as 95D905.

In short

Battery state of health is less than 10% for tyre sensor axle 1, left-hand tyre.

Applies to: TPM2

What does Scania TPM fault code 9820421 mean?

What causes Scania DTC 9820421?

How does the system react?

What are the symptoms?

How to fix Scania TPM fault code 9820421?

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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.