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EnginePart report

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 miles

Related service bulletins

Engine: other model years

YearComplaintsShare of year
2014229%
201313%
201265%
201149%
201046%
20091112%
200826%
200715%
200648%
200512%
200454%

Other parts of the 2004 Acura TSX

Air bags
29 complaints
Electrical system
29 complaints
Seats
22 complaints
Engine cooling
19 complaints
Transmission and drivetrain
16 complaints
Steering
14 complaints
Brakes
8 complaints
Exterior lighting
7 complaints
Seat belts
7 complaints
Suspension
7 complaints
Interior lighting
5 complaints
Other 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