Scania EME DTC 151 Combined sensor T47 or charge air temperature sensor T121

EME EME control unit · Scania

Code 151 (decimal). Some diagnostic tools show it in hexadecimal as 0097.

In short

Fault in the sensor.

Applies to: EME1

What does Scania EME fault code 151 mean?

Fault in the sensor.

What causes Scania DTC 151?

There is a short circuit to ground in the sensor.

What are the symptoms?

Engine power could be affected. There is a risk of black smoke.

How to fix Scania EME fault code 151?

  1. Check the sensor harness-to-component connectors and cable harness.
  2. Measure the resistance of the sensor.
  3. The resistance should be approx.
  4. 2,5 kohms at 20°C.
  5. Measure the sensor voltage supply.
  6. The voltage should be approximately 5 V when the sensor is disconnected.

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

Code 151 in other Scania systems

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