Scania BVDR DTC 40972 Tachograph

BVDR BVDR control unit · Scania · 2 variants

Code 40972 (decimal). Some diagnostic tools show it in hexadecimal as A00C.

In short

The tachograph has detected an internal fault during a diagnostic self-test.

Variant 1

Applies to: BVDR1 (TCO)

What does Scania BVDR fault code 40972 mean?

What causes Scania DTC 40972?

How does the system react?

How to fix Scania BVDR fault code 40972?

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Variant 2

Applies to: BVDR2 (TCO)

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