45 problems related to service brakes have been reported for the 2004 Toyota Sienna. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Toyota Sienna based on all problems reported for the 2004 Sienna.
Our 2004 Toyota Sienna experienced a malfunction related to the abs vsc computer control. The car would get up to about 6 miles an hour and then the vsc light and warning bell would come on. You could feel the brakes trying to lock up the vehicle and bring it to a stop. My wife was fixing to get onto the highway when this occurred. I found the technical service bulletin # 10011806 related to this event, the vehicle is currently at the Toyota dealership and I am waiting to hear back from them.
The vsc has activated multiple times on my van for no apparent reason. While driving at any speed and usually in a turn, the vsc light will flash, the warning beep will beep, and the abs brakes will automatically be applied and the engine will quickly decelerate. I have almost been rear-ended several times because the van will suddenly decide to decelerate. I have no control over when this happens and no control of the van when it does!.
2004 Toyota Sienna xle ltd. There were times when the gas pedal would get stuck at 60 mph or when I was turning on a long freeway on ramp going about 30-35, the van would accelerate when I did not want it to.
The contact owns a 2004 Toyota Sienna. While driving 40 mph, the contact depressed the brake pedal, but the vehicle did not stop. There were 30-40 yards between the contact's vehicle and the preceding vehicle. The brake pedal extended to the floorboard. The brakes grabbed momentarily, but then became "mushy. " the contact crashed into the preceding vehicle and caused injuries to the occupant in the other vehicle. The passenger's seat belt did not engage properly, causing the passenger to strike the dashboard and sustain minor injuries. A police report was filed. The vehicle was destroyed and towed from the scene. The failure and current mileages were less than 55,000.
Driving our '04 Sienna at about 30-40 mph in flow with traffic with about 30-40 yards of separation had to brake for suddenly stopping traffic in front when brake pedal went to the floor with shocking mushiness failing to stop in time resulting in totaling of our vehicle and significant damage to vehicle we struck.
The contact owns a 2004 Toyota Sienna le. After purchasing the vehicle, the contact noticed that the brakes were making a squeaking sound and when engaged they did not stop the vehicle as quickly as they should have. The brakes were repaired. The failure and current mileage were 73200.
-the contact owns a 2004 Toyota Sienna. While the contact was driving approximately 35 mph the brakes began to engage without pressure applied to the brake pedal. There was an illumination of the anti-lock brake system warning light. The failure was a first time occurrence. The vehicle was taken to the dealer for service repair. The technician replaced the steering angle sensor. The failure mileage was 68,734. The current mileage was 160,000.
Vehicle hesitates when accelerator is pressed. Vehicle 'surges' at times when brake is depressed. Similar to other complaints noted in this section, my Sienna has a rough transmission, tires occasionally spin out with normal acceleration from a parking lot, toll booth, etc. Repeated trips to dealership bring no satisfaction: response from dealer is that vehicle is operating within standards.
The mechanic determined that the brakes needed to be replaced due to worn out parts. The consumer was informed that the brakes had 2% of life left and the drums had to be machined. The vehicle never gave any warning that the brakes were bad.
Brake problem s after only eight months and 10k miles of normal use. (nar).