Scania EMS DTC 4437 Injector, cylinder 6

EMS Engine Management System · Scania · 3 variants

Code 4437 (decimal). Some diagnostic tools show it in hexadecimal as 1155.

In short

When the engine has been switched off for a while and no engine heater is in use, the coolant temperature sensor displays an implausibly low temperature in the oil sump in relation to the reference value from the exhaust…

Variant 1: Coolant temperature, implausibly low

Applies to: EMS10

What does Scania EMS fault code 4437 mean?

What causes Scania DTC 4437?

How to fix Scania EMS fault code 4437?

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Variant 2

Applies to: EMS S7

Variant 3

Applies to: EMS S8

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

Code 4437 in other Scania systems

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