Scania COO DTC 8448 Coolant temperature gauge

COO Coordinator · Scania

Code 8448 (decimal). Some diagnostic tools show it in hexadecimal as 2100.

In short

The voltage in the coolant temperature gauge circuit has been above the permitted level.

Applies to: COO4 IMCOO4 IM (Slave)

What does Scania COO fault code 8448 mean?

What causes Scania DTC 8448?

How does the system react?

How to fix Scania COO fault code 8448?

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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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