Why does my Toyota Sienna shake when accelerating?

Why does my Toyota Sienna shake when accelerating?

Since purchasing back in May, we’ve got all new brake pads and 2 new rotors. Also replaced bearings in two of the wheels. Now, we’re noticing significant shaking and vibrations only when accelerating. Seems to be worse when accelerating hard.

What to do about vibration in Toyota Sienna?

While I got over 200,000 miles on my 2006 Limited before having to replace the passenger side axle, there is no set lifespan for these things. One test is to turn your front wheels as far to one side as possible and slowly drive the vehicle forward then backward. Repeat with the front wheels turned as far as possible in the opposite direction.

Why do I get a vibration when I push the accelerator?

If you push just a bit harder on the accelerator, it goes away (since the trans downshifts to passing gear). It doesn’t happen in automatic sport mode at all. When in the triptronic thing, it only happens when in 6th gear. It’s completely annoying.

What makes your car vibrate at 70 mph?

When cruising down the highway at 70 mph I notice that when i gently accelerate to 75 the car has a noticeable (not violent) vibration from either the engine, transmission, or something, that lasts for a few seconds then goes away. It sort of feels like I am driving over ruts in the road.

What causes a vibration when accelerating at start?

The vibration changed from 52 – 54 to when accelerating at start and again between 55 – 70 MPH. 3, The tire store had all the tires re balanced but the vibration remained. The tire store drove the car and thought that it was the drive shaft. 4, I had the drive shaft totally rebuild and balanced.

What causes a car to shake when accelerating?

A stuck caliper starts to shake at 40 to 50 mph, and the vibration becomes worse with acceleration. When car vibrates when accelerating, it’s not unusual to get a whiff of burning odor when the car stops. #6. Broken Radiator Fan A cracked or damaged fan won’t hamper the engine operation in any way but it will lead to car shakes when accelerating.

What causes the vibration to go away at 55 mph?

The vibration at acceleration went away but it still vibrated at 55 – 70 MPH. 5, The mechanic shop re balanced the drive shaft and the vibration was still there. 6, I lifted the differential off the ground onto blocks and ran it in drive up to 80 MPH and there was no vibration at any speed.

What causes a car to have an up and down vibration?

Wheel runout might be yet another cause of car vibrations. The term refers to any deviation from a truly circular spin and it’s measured with a dial indicator. This wheel issue might result in either up and down vibrations or a sideways, wobbly motion in a wheel.

Since purchasing back in May, we’ve got all new brake pads and 2 new rotors. Also replaced bearings in two of the wheels. Now, we’re noticing significant shaking and vibrations only when accelerating. Seems to be worse when accelerating hard.

While I got over 200,000 miles on my 2006 Limited before having to replace the passenger side axle, there is no set lifespan for these things. One test is to turn your front wheels as far to one side as possible and slowly drive the vehicle forward then backward. Repeat with the front wheels turned as far as possible in the opposite direction.

Why does my Toyota Sienna make a humming noise?

Bad wheel bearings will make a loud humming noise, they have to be really bad before they start vibrating. Give it the ol’ bounce test to check out the struts, try to move the control arm, tie rod, ball joints with the wheels off the ground to test out the rest of the front end.

Where is the cVj joint on a Toyota Sienna?

Toyota uses a rather unique design on the passenger side axle where the intermediate joint is NOT a cvj (constant velocity joint). They use a much simpler joint design for it and the test I describe above will not work for that joint.

Why does the steering wheel shake at 55 mph?

The most common reason for a car to shake is related to tires. If the tires are out of balance then the steering wheel can shake. This shaking starts at around 50-55 miles per hour (mph).

What kind of vehicle is a Toyota Sienna?

I read your column all the time and love it so when this problem came up with my van, I thought, who better to get a straight answer from than you. Some history — in July I purchased a 2007 Toyota Sienna certified vehicle from a Toyota dealership. The van had 70,000 miles and was in excellent condition.

Why do my tires shake when I accelerate?

Tires have about 60% tread left and wearing evenly. Maybe could be the other two wheel bearings that weren’t changed. But if that, why would I only feel when accelerating?

Where can I buy a 2004 Toyota Sienna?

See pricing for the Used 2004 Toyota Sienna LE Minivan 4D. Get KBB Fair Purchase Price, MSRP, and dealer invoice price for the 2004 Toyota Sienna LE Minivan 4D. View local inventory and get a quote from a dealer in your area.

What kind of vibration does a Toyota van make?

The van had 70,000 miles and was in excellent condition. Shortly after taking possession (and a road trip), I noticed between 30-35 and 45-50 mph (especially 1,300 to 1,400 rpm) there was a louder “droning noise,” as Toyota calls it. Along with this noise was a vibration that reverberated throughout the cabin and was felt in my seat.

Is the Toyota Sienna a good car to drive?

However, in Car & Driver tests, Sienna was still the 2nd most quiet van at cruising speeds. Toyota added sound insulation to the firewall and under the doors to compensate somewhat for the timing chains. Timing belts have a change interval, chains don’t, so the 2GR is also lower maintenance. Here’s a pic of the extra insulation from Toyota.

What are the symptoms of a bad throttle position sensor?

A faulty throttle position sensor sends incorrect information to the ECM resulting in various issues in the engine, its performance, and fuel economy. Below are common symptoms of a faulty TPS. In most of the cases, all of these symptoms will show together making it easier to detect the faulty component. 1) Car Jerks