The diagnostic socket is at the lower edge of the dashboard on the driver's side.
expand_moreIdling speed with automatic gearbox
expand_moreAll other modifications
AGU engine
800–920 rpm800–920 rpm800–920 rpm
AQA engine
720–840 rpm720–840 rpm720–840 rpm
ARX engine
640–760 rpm640–760 rpm640–760 rpm
expand_moreIdling speed with manual gearbox
expand_moreAll other modifications
AGU engine
800–920 rpm800–920 rpm800–920 rpm
AQA engine
720–840 rpm720–840 rpm720–840 rpm
ARX engine
700–840 rpm700–840 rpm700–840 rpm
Minimum engine oil temperature at VET
176°F176°F80°C
expand_morePetrol exhaust gas values
CO content at idling speed
0–0.5 %0–0.5 %0–0.5 %
CO content at increased idling speed
0–0.3 %0–0.3 %0–0.3 %
Delta lambda
0.03 λ0.03 λ0.03 λ
Increased idling speed
2500–2800 rpm2500–2800 rpm2500–2800 rpm
Lambda value
0.97–1.03 λ0.97–1.03 λ0.97–1.03 λ
expand_moreMaximum HC content at idling
All other modifications
70 ppm70 ppm70 ppm
Petrol conditioning speed
2500–2800 rpm2500–2800 rpm2500–2800 rpm
Petrol conditioning time
120 s120 s120 s
expand_moreSpeed for disturbance variable
expand_moreAll other modifications
AGU engine
700–1020 rpm700–1020 rpm700–1020 rpm
AQA engine
620–940 rpm620–940 rpm620–940 rpm
expand_moreARX engine
With automatic gearbox
540–860 rpm540–860 rpm540–860 rpm
With manual transmission
600–940 rpm600–940 rpm600–940 rpm
To reduce environment impact and pass government inspections keep emission parameters at the level prescribed by Audi.
Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 1996 Audi A3 Quattro user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.
Before doing any DIY service please check your insurance policy and Audi warranty policy for your region. In some regions DIY service may invalidate your warranty.
DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Audi A3 Quattro service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.
Doing basic service for your 1996 Audi A3 Quattro you're not only saving money, but also also improving your technical skills and learning something new.