Scania BMU DTC 1334 Cab heater is overheated

BMU Battery Management Unit · Scania

Code 1334 (decimal). Some diagnostic tools show it in hexadecimal as 0536.

In short

The cab heater control unit has interpreted that the temperature of the cab heater exceeds 95°C.

Applies to: BMU6 (RES)BMU6 (RESXA)BMU6 (RESXB)BMU6 (RESXC)BMU6 (RESXD)BMU6 (RESXE)BMU6 (RESXF)BMU6 (RESXG)BMU6 (RESXH)BMU6 (RESXI)BMU6 (RESXJ)BMU6 (RESXK)

What does Scania BMU fault code 1334 mean?

What causes Scania DTC 1334?

How does the system react?

What are the symptoms?

How to fix Scania BMU fault code 1334?

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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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