general problems of the 2004 Subaru Outback

11 problems related to vehicle speed control have been reported for the 2004 Subaru Outback. The most recently reported issues are listed below.

1 Vehicle Speed Control problem

Failure Date: 06/17/2017

The car will be operating properly at speed on local roads (30mph or so) when, without warning, the engine will go to a fast idle and the gas peddle loses all effectiveness. Stopping the car and restarting it has fixed the problem the three times it has happened. The dealer replaced the accelerator pedal position switch but the problem has reoccurred. This is a potentially very dangerous situation, especially if it were to occur pulling onto a highway or being in traffic on a busy road.

2 Vehicle Speed Control problem

Failure Date: 07/11/2014

I was pulling into my driveway when I stepped on the brakes the car lunged forward and struck a boat on a trailer in my driveway sending it into the side of my home the more I stepped on the brake the faster the engine accelerated I eventually ended up crashing into a tree which finally stopped the car.

3 Vehicle Speed Control problem

Failure Date: 10/01/2012

When accelerating from a stop car lurches forward. There is no such thing as smooth acceleration with this vehicle. After reading all of the other incidences of this and worse on this model car on this site, I will file a complaint and dump the darn car. This was my first Subaru, purchased used, and I was excited to have purchased it. Now it seems like a curse. I bought it because consumer reports rated it as one of the safest for teen drivers. Canceled my consumer reports subscription. I bought it for my daughter - now I will not let her drive it. No more Subarus for me.

4 Vehicle Speed Control problem

Failure Date: 10/28/2011

The contact owns a 2004 Subaru Outback. The contact stated that when shifting into park, there was an increase in engine rpms. The engine rpms continued to increase until the vehicle was shifted into neutral and shut off. The vehicle was not taken to have the failure diagnosed or repaired. The manufacturer was made aware of the failure. The failure mileage was 91,640.

5 Vehicle Speed Control problem

Failure Date: 03/07/2010

The contact owns a 2004 Subaru Outback. The contact stated that while driving approximately 30 mph, the vehicle suddenly began to accelerate. The contact was able to apply the brake pedal and slow the vehicle down; however, when he released the brake pedal, the vehicle continued to accelerate. The vehicle was taken to the dealer for a diagnostic test but they could not duplicate the failure. The failure continued to occur on an intermittent basis. The failure mileage was approximately 58,600. The current mileage was approximately 61,200.

6 Vehicle Speed Control problem

Failure Date: 02/06/2010

2004 Subaru Outback wagon, unwanted, uncontrollable acceleration, unable to stop vehicle resulting in collision, the collision incidents were while in reverse and the ambient temperature was cold ( 0-22 f). Generally the accelerator is oversensitive most of the time. Ira Subaru dealership has not been able to resolve problem. I had an independent repair shop look at it and they could not resolve it .

7 Vehicle Speed Control problem

Failure Date: 10/11/2009

The automatic gear shift had been locked in park, which never happened previously. It eventually was released by putting the tip of a key into the area of the panel. Advised for this problem in the drivers manual. After driving the vehicle twice more , it was parked again. When the key was put in the ignition, there was a whirring sound and when it started, it surged forward very rapidly and could not be stopped by using the brakes. . The vehicle was out of control. It was off the road and rocks punctured a tire. It stopped. When brought to the Subaru repair shop, the insurance adjustor did not advise repair, because of heavy damage to the engine, transmission etc.

8 Vehicle Speed Control problem

Failure Date: 06/07/2006

2002 l. L. Bean Outback accelerated uncontrollably, making the vehicle vibrate. Vehicle went up over parking barriers and shrubbery and rolled over. The air bags did not deploy during the accident. The consumer complained of body pain, but refused medical treatment. The police officer stated in his report that the vehicle was found in the reverse position. The consumer stated she never took her foot off the brake. The consumer and her husband had experienced problems prior to the accident. The consumer experienced a hesitation in shifting and variation in engine speed.

9 Vehicle Speed Control problem

Failure Date: 01/22/2005

Upon starting the vehicle and shifting in drive or reverse, the vehicle will accelerate erratically with force. This has also occurred with normal driving. The vehicle has been to the dealer on several separate occasions, but the problem recurred. On each occasion the following repairs were made; electrical grease was applied on the tcs contact. 3 days later the problem recurred. Dealer adjusted the accelerator throttle, and 3 days later engine light illuminated while driving. Dealer replaced the ecm control module, and the next day vehicle stalled again while coming to a stop. Dealer was unable to correct the problem, which has been passed on to the manufacturer, and no response was received at this time.

10 Vehicle Speed Control problem

Failure Date: 07/08/2004

On June 28, 2004, while driving between 25 to 30 mph, the speed dropped to 5 mph. The consumer depressed the gas pedal and the vehicle would not move. The vehicle was taken to the dealer, and the mechanic found nothing wrong. On July 4, 2004, while driving between 45 to 50 mph speed dropped to 5 mph and suddenly the vehicle accelerated from 5 to 70 mph in less than 10 seconds. The vehicle was towed to the dealership, after several attempts to fix the problem vehicle was still at the dealership. The dealer repaired the vehicle by replacing the entire computer system.

11 Vehicle Speed Control problem

Failure Date: 04/01/2004

The vehicle tends to have poor acceleration performance during first 1 minute of operation causing a sudden surge of power during the first few minutes of operation climbing our 15% grade driveway. Initially the car would not even go up the driveway. The dealer found some of the problem, but it still continues to surge if the car is left setting for a few day. Very difficult to duplicate so the dealer says "it is not a problem if we cannot duplicate. " prolbem has occurred starting in about April 2004 and continued thru today. My wife says the car is dangerous the way it surges when a lot of throttle is applied to overcome the poor response.


Other Vehicle Speed Control related problems of the 2004 Subaru Outback


Safety Ratings of Outback Cars
Fuel Economy of Outback Vehicles
Outback Service Bulletins
Outback Safety Recalls
Outback Defect Investigations