Scania GSC DTC 4450 Auxiliary tank relay, electrical fault

GSC GSC control unit · Scania

Code 4450 (decimal). Some diagnostic tools show it in hexadecimal as 1162.

In short

The control unit indicates a short circuit to the supply voltage on pins that are connected to the auxiliary tank relay.

Applies to: GSC1 (FSC)

What does Scania GSC fault code 4450 mean?

What causes Scania DTC 4450?

What are the symptoms?

How to fix Scania GSC fault code 4450?

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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.