Scania APS DTC 743 Pressure control

APS Air Processing System · Scania

Code 743 (decimal). Some diagnostic tools show it in hexadecimal as 02E7.

In short

Air pressure building up too quickly.

Applies to: APS1

What does Scania APS fault code 743 mean?

Air pressure building up too quickly.

What causes Scania DTC 743?

Incorrect parameters for air supply or waterlogged pressure tanks or incorrect parameter set for compressor size.

How does the system react?

A yellow warning indication is displayed.

How to fix Scania APS fault code 743?

  1. Check air tanks and parameter settings.
  2. Clear the fault code.

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

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