1990 Audi V8 Quattro Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1990 Audi V8 Quattro

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1990 Audi V8 Quattro Problems

Starting problems due to air leaks and fuel injection
Problems with air leaks and the fuel injection may cause starting difficulties.
Abnormal Noise From Suspension

Various bushings—located around the subframe, suspension, and steering—deteriorate with age. A clunking noise when driving over bumps, accelerating, or stopping may be a sign of worn bushings.

Inspect CV Boots and Joints at Each Service

Our technicians recommend having the constant velocity (CV) boots and CV joints inspected at each service. Servicing torn CV boots early can prevent the need to replace the CV half shaft or CV joint.

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1990 Audi V8 Quattro Questions

antifreeze (2 answers)

my antifreeze will not hold...it is either leaking really bad somewhere or it is evaporating quickly.. got really hot yesterday have not driven it yet... needs more antifreeze.. also brake lights dont work.. i checked bulbs they are fine.. the center brake light works but the the left and right b...

vehicle is squirrelly (2 answers)

when accelerating, move foot of gas, and the vehicle will switch lanes, checked tie rods,ball joints,frame mounts,motor mounts, dont know where to go from here

OBD Connector location (2 answers)

Where is the OBD connector location on the 90 and 93 V8Q? Are there any special connectors required to hook up to the OBD? I have a OBDII reader but want to check the codes on my 4 V8 Q's I own..... ug,,,ya ya, I know 1 of these is plenty of a headache for anyone.

thanks,

gene

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1990 Audi V8 Quattro Recalls

Recall 97V172000
VEHICLE DESCRIPTION: PASSENGER VEHICLES. SOME AIR BAG SENSORS DO NOT COMPLY WITH AUDI'S DURABILITY STANDARDS OVER THE LIFETIME OF THE VEHICLE.
Recall 96V084000
A BUSHING WHICH GUIDES THE CRUISE CONTROL ROD CAN, OVER TIME, DETERIORATE AND CAUSE THE CONTROL ROD TO BIND.
Recall 91V050000
INSTRUCTION LABEL IN THE TRUNK OF VEHICLE IS INCORRECT FOR THE JACK SUPPLIED WITH THE VEHICLE.

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