Scania WTA DTC 454880 Coolant pump

WTA WTA control unit · Scania

Code 454880 (decimal). Some diagnostic tools show it in hexadecimal as 06F0E0.

In short

The coolant pump current consumption has been above the permitted level.

Applies to: WTA2

What does Scania WTA fault code 454880 mean?

The coolant pump current consumption has been above the permitted level.

What causes Scania DTC 454880?

- Short circuit or other fault in the coolant pump circuit. - The coolant pump is defective or is the wrong model type. - Internal fault in the WTA control unit.

How does the system react?

The auxiliary water heater will not work while the fault is active.

How to fix Scania WTA fault code 454880?

  1. Check the coolant pump cable harness and harness-to-component connectors.
  2. Check the operation of the coolant pump and that it is an approved Scania part.
  3. If the fault persists after renewing the coolant pump and its connections, renew the WTA control unit.

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