Scania ELC DTC 674 Control unit

ELC Electronically controlled air suspension · Scania

Code 674 (decimal). Some diagnostic tools show it in hexadecimal as 02A2.

In short

Incorrect or unreliable data.

Applies to: ELC3ELC3 (ELC3Rear)

What does Scania ELC fault code 674 mean?

Incorrect or unreliable data.

What causes Scania DTC 674?

Internal fault in the control unit.

How does the system react?

If the fault occurs there will be no standby function. The yellow warning symbol is on when the fault is active.

How to fix Scania ELC fault code 674?

  1. Rectify the fault as follows: 1.
  2. Calibrate all levels, follow the calibration description in SDP3.
  3. Clear the fault code and check that it is not regenerated.
  4. 2.
  5. If calibration fails, check the cable harness for damage and forbidden connections and make sure the solenoid valves and level sensors are intact.
  6. If the fault remains, and all components have been checked and are fault-free, renew the control unit.

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

Code 674 in other Scania systems

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