2003 Acura RSX Vehicle speed control Problems
- Complaints
- 3about this part
- Share
- 12%of 25 total for the year
- Median mileage
- 112,500miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 3 complaints about the vehicle speed control of the 2003 Acura RSX, 12% of the 25 complaints for this model year. Where a mileage was given, the median is 112,500 miles.
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.
“The contact owns 2003 Acura RSX. The contact stated that the vehicle spontaneously accelerated without warning. The only way the contact could stop the failure was by shifting into park and braking. The vehicle was taken to the dealer where the contact was awaiting diagnosis of the failure. The manufacturer was made aware of the failure. The approximate failure mileage was 139,000.”
NHTSA complaint #10563176, filed 2014-02, 139,000 miles“The contact owns a 2003 Acura RSX with a 4-cylinder, 2.0 liter engine. While driving at speeds of 65 MPH, there was a tapping noise coming from under the hood. The vehicle then stalled without warning and shortly after, he was able to restart the vehicle. Once the vehicle was restarted, the vehicle abnormally accelerated and increased in engine rpms of 9,000. He was able to put the vehicle into neutral and maneuver off the highway. The engine then blew itself and made a loud popping noise. He was unable to restart the vehicle at that point. …”
NHTSA complaint #10315171, filed 2010-03, 86,000 miles“2003 Acura RSX. Accelerates for no reason, without pushing on the throttle pedal. This usually occurs after the vehicle has first started, and about 30-60 seconds after starting. This is an on-going problem for the past 10 months.”
NHTSA complaint #10206156, filed 2007-10Vehicle speed control: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2003 | 3 | 12% |
Other parts of the 2003 Acura RSX
8 complaintsAir bags
7 complaintsEngine cooling
5 complaintsBrakes
3 complaintsElectrical system
1 complaintsEquipment
1 complaintsSteering
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2003 Acura RSX
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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