Scania TCC DTC 1043 TCC control unit, level sensor in the water tank for hand washing, resistance too low

TCC TCC control unit · Scania

Code 1043 (decimal). Some diagnostic tools show it in hexadecimal as 0413.

In short

The control unit calculates the level in the hand wash water tank via a resistance reading from the level sensor. The resistance is too low.

Applies to: TCC3 (TCC)

What does Scania TCC fault code 1043 mean?

The control unit calculates the level in the hand wash water tank via a resistance reading from the level sensor. The resistance is too low.

What causes Scania DTC 1043?

- Fault in the level sensor. - Fault in the voltage supply to the level sensor. - Fault in the voltage supply to the control unit. - Fault in resistor connected in series with the level sensor.

How does the system react?

It is not possible to flush water to the wash basin.

What are the symptoms?

The level of the water tank for hand washing is displayed incorrectly in the instrument cluster.

How to fix Scania TCC fault code 1043?

  1. Check the level sensor in the hand wash water tank.
  2. Check the voltage supply to the level sensor in the hand wash water tank.
  3. Check the voltage supply to the control unit.
  4. Check the resistor in series with the level sensor.

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

Code 1043 in other Scania systems

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