Workshop Manuals Factory service & repair Audi
01 Running gear02 Body03 Power unit04 Power transmission05 Vehicle electrics06 Heating, ventilation, air conditioning system
Audi A3 Mk103 · Power unit
03 · Engine

Secondary air system

Make
Audi
Model
A3 Mk1
Section
4-Cylinder engine (2-valve), Mechanics › Exhaust system › Secondary air system
Power unitSecondary air system
Secondary air system
The secondary air system is designed to enable the catalytic converter to heat up and reach its operating temperature more quickly after a cold start.
   

Parts & tools for this job For Audi A3

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