EPC Light On: Audi TT

AUDI TT And A3: EPC Light On And AWD Does Not Work

On the models listed, the all-wheel-drive does not work or the EPC warning light is illuminated. The technician will find there is an internal leak in the hydraulic pump.

Models

2013-’16 TT

2015-’16 A3, Q3

Symptoms:

On the models listed, the all-wheel-drive does not work or the EPC warning light is illuminated. The technician will find there is an internal leak in the hydraulic pump.

Correction:

Replace the pump with the improved part OCQ598549, fill the fluid in the case and recalibrate the differential with a scan tool.

Courtesy of Mitchell 1.

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