Scania ATA DTC 114 Overheating

ATA ATA control unit · Scania · 2 variants

Code 114 (decimal). Some diagnostic tools show it in hexadecimal as 0072.

In short

The difference in temperature between the temperature sensor and overheat sensor is too great.

Variant 1

Applies to: ATA1

What does Scania ATA fault code 114 mean?

The difference in temperature between the temperature sensor and overheat sensor is too great.

What causes Scania DTC 114?

Blocked air supply to the auxiliary heater, cold air. Blocked air vent from the auxiliary heater, heated air. Faulty flame monitor or control unit. Check the fuel supply.

How to fix Scania ATA fault code 114?

  1. Check the fuel supply.
  2. Check that the pipes for air supply or air venting are not blocked.
  3. Check the flame monitor.
  4. Check the overheat sensor.
  5. Instructions for the checking procedures are found in the work description in Multi under 18-90 "H13, ATA Auxiliary heater - air".

Variant 2

Applies to: ATA2

Detection

The difference in temperature between the temperature sensor and overheat sensor is too great.

Possible cause

Blocked air supply to the auxiliary heater, cold air. Blocked air vent from the auxiliary heater, heated air. Faulty flame monitor or control unit. Check the fuel supply.

How to fix

  1. Check the fuel supply.
  2. Check that the pipes for air supply or air venting are not blocked.
  3. Check the flame monitor.
  4. Check the overheat sensor.
  5. Instructions for the checking procedures are found in the work description in Multi under 18-90 "H13, ATA Auxiliary heater - air".

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

Code 114 in other Scania systems

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