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Electrical systemPart report

2002 Audi Quattro Electrical system Problems

Complaints
4about this part
Share
33%of 12 total for the year
Median mileage
22,770miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the electrical system of the 2002 Audi Quattro, 33% of the 12 complaints for this model year. Where a mileage was given, the median is 22,770 miles. 1 a fire, according to the filers.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“Vehicle was traveling at 50 MPH when all of all sudden it would not accelerate when the driver pressed on the accelerator pedal. Manufacturer was contacted for a similar event months earlier by consumer and tested, but the cause was undetermined. At 2700 RPM the engine died. When releasing the gas pedal engine may or may not start moving. The check engine light keeps illuminating and there is intermittent back fire. Dealer replaced a number of parts related to the engine. Lighter not working. Connection to the lighter plug was repaired. The horn is very low. Debris cleared from the horn. …”

NHTSA complaint #10117802, filed 2005-05, 4,700 miles

“Electrical system: ignition: coils Audi a630 Quattro 2002 - three coils have failed since january 2002 purchase. Dates are: july 17th, dec. 4th., jan. 7th 2003. Car is dangerous to drive. While driving on highway at 65 MPH, car starts to involuntarily slow down and tremble. Have notified dealer and Audi co. Audi refuses to acknowledge the severity of the problem. In review of this web site's complaints, this is a chronic problem with potential danger to life. Newspapers articles have been written about this. Why isn't Audi responding to consumer complaints - why isn't there a recall?”

NHTSA complaint #10014300, filed 2003-04, 10,091 miles

“The contact owns a 2002 Audi a4 Quattro. The ignition coils were originally replaced under recall in 2003 at 9,000 miles. At 60,300 miles the ignition coils failed again while vehicle was sitting at a stop light. The road conditions were not a factor. The engine was louder than normal, and vehicle did not drive normally, also, there was loss of power.the warning indicator light appeared after the failure. The contact drove the vehicle at 10-15 MPH. The dealer stated that the ignition coils for cylinders 2, 3 & 6 were faulty , and recommened all ignition coils should be replaced. …”

NHTSA complaint #10183252, filed 2007-02, 60,300 miles

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
2002433%
1999314%
199719%
1996233%
1991117%

Other parts of the 2002 Audi Quattro

Vehicle speed control
3 complaints
Air bags
1 complaints
Brakes
1 complaints
Engine cooling
1 complaints
Equipment
1 complaints
Exterior lighting
1 complaints
Fuel system
1 complaints
Steering
1 complaints
Tires
1 complaints
Transmission and drivetrain
1 complaints
Visibility (wipers, defrost, mirrors)
1 complaints

← All problems reported for the 2002 Audi Quattro

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology