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Vehicle speed controlPart report

2009 Audi A4 Vehicle speed control Problems

Complaints
3about this part
Share
3%of 120 total for the year
Median mileage
64,996miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 3 complaints about the vehicle speed control of the 2009 Audi A4, 3% of the 120 complaints for this model year. Where a mileage was given, the median is 64,996 miles. 1 of these say a crash was involved, 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.

“Driving home from work, all of a sudden my vehicle was revving while it was idle and at low speed, making it very difficult and dangerous to steer the car and keep it under control. Upon inspection, it was found that the timing chain tensioner had failed and had caused serious engine damage, causing the pistons to fire prematurely. Previously the tensioner was replaced in 2014 by Audi when the car had ~50k miles and was reported as a weak tensioner . My car currently has 92k miles. …”

NHTSA complaint #11066633, filed 2018-02, 92,000 miles

“I was just parking the car and was about 5 MPH and suddenly car got accelerated unintentionally to higher RPM and hit the curb and above cement wall . Even applying brakes hadn't slowed down the vehicle because it was just few feet away.”

NHTSA complaint #10499431, filed 2013-02, 37,991 miles

“On two occasions, april 3, 2012 and april 9, 2012, while traveling with the cruise control set at 78 MPH, without touching the control or accelerator, the control setting jumped to 90 MPH and the vehicle began to rapidly accelerate. When the brake was applied, the cruise control disengaged.”

NHTSA complaint #10455562, filed 2012-04

Vehicle speed control: other model years

YearComplaintsShare of year
2023220%
2021218%
2019110%
201712%
201035%
200933%
200853%
200795%
200672%
200584%
2004168%
20032210%
200242%
200111%
200022%
1999168%
1998135%
199744%
199611%

Other parts of the 2009 Audi A4

Engine
44 complaints
Air bags
33 complaints
Steering
15 complaints
Fuel system
8 complaints
Other or unknown
7 complaints
Body and structure
6 complaints
Transmission and drivetrain
6 complaints
Visibility (wipers, defrost, mirrors)
6 complaints
Engine cooling
5 complaints
Suspension
5 complaints
Exterior lighting
4 complaints
Electrical system
3 complaints

← All problems reported for the 2009 Audi A4

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 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