2004 Acura TSX Engine Problems
- Complaints
- 5about this part
- Share
- 4%of 142 total for the year
- Median mileage
- 108,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 5 complaints about the engine of the 2004 Acura TSX, 4% of the 142 complaints for this model year. Where a mileage was given, the median is 108,000 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 air conditioning compressor stopped working. Acura will not discuss the problem with me since there is a class action suit for this ongoing problem for this year and model.we understand that we can get 60%. Back if we fix it a Acura or honda dealership.if they are aware of this malfunction for this year and model they should pay the whole cost. We have had 5 honda cars and have been very loyal customers.”
NHTSA complaint #10465625, filed 2012-07, 55,000 miles“When I driving the car, either street or highway , the car slows down or lose horsepower. I could be doing 60 on the highway and the car stalls on it's own almost shutting down.”
NHTSA complaint #11323008, filed 2020-05“This vehicle was taken in for a recall for a corrosive ECM. 1 hour prior to taking this vehicle in my assigned service writer gave me a call, your vehicle is ready for pick up. I was advised due to their visual inspection of the ECM( Electronic control module)(electrical computer) not having corrosion, they will not change the unit but they have decided to replace the cover on the unit. I've filed a concerning complaint to Acura headquarters due to my knowledge of cars to have it on file what was told to me before receiving the vehicle. …”
NHTSA complaint #11442376, filed 2021-12“The contact owns a 2004 Acura TSX. The contact stated that the vehicle started however, failed to accelerate while driving with the check engine and the vehicle assist warning lights illuminated. The vehicle was taken to an independent mechanic who diagnosed that the ecu needed to be replaced. The technician recommended, purchased and repaired vehicle with a used ecu, due to the age of the vehicle. The contact stated that the vehicle's performance improved after the repairs however, the warning lights remained illuminated. …”
NHTSA complaint #11350669, filed 2020-08, 118,000 miles“The contact owns a 2004 Acura TSX. While driving approximately 20 MPH, the vehicle failed to accelerate and the instrument panel illuminated. In addition, the contact stated that the vehicle stalled. The vehicle was taken to a dealer. The technician diagnosed that the electronic control unit and power train control module needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure and stated that the VIN was not included in NHTSA campaign number: 13v093000 (electrical system, engine and engine cooling). The failure mileage was 108,000.”
NHTSA complaint #10695070, filed 2015-03, 108,000 milesRelated service bulletins
- 10055120Mar 12, 2014Acura: the malfunction indicator lamp (mil) is on, with dtc p2138 (accelerator pedal position sensor a/b incorrect voltage correlation), and have poor performance in engine…
- 10129812Feb 12, 2014Dealer message - American Honda (AHM) is investigating certain 2004-2008 TLs & TSXs with a complaint of the Malfunction Indicator Lamp (MIL) on with the DTC P2138 (Accelerator…
- 10054809Jan 29, 2014Honda: some vehicles may display a malfunction indicator lamp with the stored dtc p2138 (accelerator pedal position sensor a/b incorrect voltage correlation). There may also be…
- 10053751Sep 27, 2013Acura: some vehicles are being investigated due to hesitation of the engine and would need to be inspected as to the cause of this condition. Model 2004-2008 tsx.
- 10054478Sep 23, 2013Acura: due to accelerator pedal position sensor a/b incorrect voltage correlation, engine poor performance and malfunction indicator lamp (mil) is on with diagnostic trouble code…
- 10086742Sep 12, 2013"dear message -american honda (ahm) is investigating certain 2004-2008 tsxs with a complaint of the engine hesitation. To fully understand the cause of this condition, ahm would…
- 10054091Sep 12, 2013Acura: information regarding an investigation into the hesitation of engines in some vehicles and what is the cause. Model 2004-2008 tsx.
Engine: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2014 | 2 | 29% |
| 2013 | 1 | 3% |
| 2012 | 6 | 5% |
| 2011 | 4 | 9% |
| 2010 | 4 | 6% |
| 2009 | 11 | 12% |
| 2008 | 2 | 6% |
| 2007 | 1 | 5% |
| 2006 | 4 | 8% |
| 2005 | 1 | 2% |
| 2004 | 5 | 4% |
Other parts of the 2004 Acura TSX
29 complaintsElectrical system
29 complaintsSeats
22 complaintsEngine cooling
19 complaintsTransmission and drivetrain
16 complaintsSteering
14 complaintsBrakes
8 complaintsExterior lighting
7 complaintsSeat belts
7 complaintsSuspension
7 complaintsInterior lighting
5 complaintsOther or unknown
5 complaints
← All problems reported for the 2004 Acura TSX
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 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