Scania OCS DTC 1640448 Spark plug A8 for cylinder 5

OCS OCS control unit · Scania

Code 1640448 (decimal). Some diagnostic tools show it in hexadecimal as 190800.

In short

Implausible ionic current value after combustion.

Applies to: OCS1

What does Scania OCS fault code 1640448 mean?

What causes Scania DTC 1640448?

How does the system react?

What are the symptoms?

How to fix Scania OCS fault code 1640448?

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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.