Scania AMS DTC 5643 Exhaust gas temperature sensor T158, timeout

AMS AMS control unit · Scania

Code 5643 (decimal). Some diagnostic tools show it in hexadecimal as 160B.

In short

The control unit for exhaust gas aftertreatment has lost contact with the exhaust gas temperature sensors T158.

Applies to: AMS1

What does Scania AMS fault code 5643 mean?

What causes Scania DTC 5643?

How to fix Scania AMS fault code 5643?

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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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