Scania EMD DTC 263 Charge air pressure sensor T122

EMD EMD control unit · Scania

Code 263 (decimal). Some diagnostic tools show it in hexadecimal as 0107.

In short

- Short circuit to ground. - Power failure.

Applies to: EMD0EMD1

What does Scania EMD fault code 263 mean?

- Short circuit to ground. - Power failure.

What causes Scania DTC 263?

- Fault in the charge air pressure sensor harness-to-component connectors and cable harness. - Fault in the charge air pressure sensor.

How does the system react?

The fault affects the engine's nitrous oxide emissions. Depending on the emission class, this may result in torque reduction, speed limitation and a warning indication.

How to fix Scania EMD fault code 263?

  1. Check the charge air pressure sensor harness-to-component connectors and cable harness.
  2. Check the charge air pressure sensor.
  3. Applies only to vehicles with Euro 5: If the operating time since the fault code was generated exceeds 10 hours, drain the EGR cooler as there is a risk that condensed water will form in the air-cooled EGR cooler when the EGR system has been switched off.
  4. Drain the EGR cooler according to the instructions in the Workshop Manual, subgroup 01-65.

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

Code 263 in other Scania systems

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