Apex Automotive & Emissions
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Audi Warning Message

Drive System Malfunction

The Audi Quattro AWD system or DSG dual-clutch transmission has detected a fault. This is the Audi-specific equivalent of a drivetrain warning, covering the Haldex coupling, Torsen differential, or mechatronic DSG unit.

high severity

Common Causes

  • Haldex coupling pump failure (Quattro)
  • DSG mechatronic unit fault
  • DSG clutch pack wear
  • Transfer case actuator malfunction
  • Propshaft center bearing failure

Immediate Action

Reduce speed and avoid aggressive acceleration. The AWD system may default to front-wheel drive only. Schedule service promptly — DSG faults can escalate rapidly.

Related DTC Codes

Typical Repair Cost

$1,500–$6,000+