Scania BMU DTC 1402 Coolant pump (M513/M516/M38/M82), temperature too low in the propulsion battery cooling circuit

BMU Battery Management Unit · Scania

Code 1402 (decimal). Some diagnostic tools show it in hexadecimal as 057A.

In short

The coolant pump has identified that the temperature is too low and sent a message to the control unit about this.

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 1402 mean?

What causes Scania DTC 1402?

How does the system react?

What are the symptoms?

How to fix Scania BMU fault code 1402?

Read the full explanation with Premium

Causes, system reaction, symptoms and step-by-step repair instructions for every fault code are available to Premium members.

  • Full explanations of every code and brand
  • Causes, symptoms and repair steps
  • New brands and codes included

Yearly plan: pay 10 months, get 12. Cancel at any time.

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