Scania EAS DTC 803843 Control unit, internal fault

EAS EAS control unit · Scania · 2 variants

Code 803843 (decimal). Some diagnostic tools show it in hexadecimal as 0C4403.

In short

The engine torque value from the internal combustion engine is higher than the limit value, 0.25 Nm.

Variant 1

Applies to: EAS1

What does Scania EAS fault code 803843 mean?

What causes Scania DTC 803843?

How does the system react?

What are the symptoms?

How to fix Scania EAS fault code 803843?

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Variant 2: Combustion engine speed compensation plausibilization error

Applies to: EAS2

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