Toyota electric power steering problems

Feb 18, 2012 · This can be anything from a bad torque sensor in the power steering rack to something in the wiring or the electric drive motor itself. Toyota RAV4 owners have reported 11 problems related to power steering light on (under the steering category). im pretty sure i spelled that wrong. Obviously radio wave electromagnetic interference is the source of the corolla electric power steering problems. Mar 27, 2017 · However, manufacturers are starting to build cars using an electric power steering system (EPS). This is a sign you should contact a professional mechanic as soon as possible to have your power steering control unit looked at and replaced if need be. market. V. The first time it happened it took three attempts of switching on the car before it started to work, the garage looked at it and could find nothing. Just like Hydraulic Steering, if the Electric Assisted Steering completely fails, The biggest advantage of using EPS from Toyota, Nissan and  13 Jul 2010 The world's largest automaker has issued a Technical Service Bulletin that would allow dealers to replace the electronic power steering control  Most owners manuals remind you to periodically check the power steering fluid, as it can be an early indicator of power steering problems. It is an easy sound to detect. 9 May 2014 Abstract. But, it seems the mechanical backup is VERY difficult to muscle in the event of power steering failure. Remove the reservoir   14 Jun 2009 Gen 1 Prius Steering Rack Failure, Code C1513 Torque Sensor Classic Prius, model years 2001, 2002, and 2003, employ a 12V electric motor for power steering assist. If the problem is severe, there may also be a leak around the shaft of the pump that causes wobbling in the pulley. This information may be used by NHTSA during the investigation process. While looking up information on electric steering, I found some information that I think we need to share and preserve here. Average repair cost is $1,100 at 97,150 miles. ) Those that have experienced the oscillation, have had problems getting their dealer to witness it to actually do a repair. The company said there had been no reported accidents or injuries How Electric Power Assisted Steering Works, And Why It's Better Than Hydraulic . Problems With Electric Power Steering System May Require Steering Column Replacement Poor Terminal Contact at BCM Connectors May Cause Electrical Issues Oil Leak From Front Crankshaft Seal The motor for the Electronic Power Steering makes a "whining" noise every time I turn the steering wheel. Steering will still be possible, but it can be extremely difficult. Most system malfunctions present problems such as: • Heavy steering: Check torque sensor, power steering motor, speed sensors, powers steering ECU, and ECU source voltage. I put power steering on my 1973 FJ40, it was not overly simple or cheap. . These systems use an electric motor instead of a hydraulic system and therefore do not have any power steering fluid to leak. Toyota describes the SE as having "Sport-calibrated Electric Power Steering", but it also has a lowered suspension (6. no fluid pump, no hydraulic ram on the steering rack. About the only thing you can try and do is remove the negative battery cable to erase the memory in the system and drive the vehicle again to see if the power steering light stays out. Thanks for pointing out that new power steering systems are electric and do not have a hydraulic power steering pump in them. This also makes the pump work much harder, consequently wearing it out much faster. You may have already seen the GM (Saturn Vue) electric power steering swap information posted here. GM uses different types of power steering assist motors: 12-volt motors with 3-phase motors and 42-volt motors for hybrids. I have it in my 2012 hybrid and I'll be honest, it does take some getting used to. NHTSA reportedly launched the investigation after 168 reports that Corolla and Matrix electric power steering units were prone to drifting or locking up, with the problem most notable when cruising WHILE DRIVING 30 MPH, THE STEERING WHEEL SEIZED AND THE ELECTRICAL POWER STEERING, LOWER ENGINE OIL, CHARGING SYSTEM WARNING, AND MALFUNCTION LAMP INDICATORS ILLUMINATED. The BlueDevil Power Steering Stop Leak is compatible to use in your Toyota! 12 Mar 2015 Toyota recalled 112500 vehicles due to power steering and electric software issues. It is a very low grade sound and seems to have gotten slightly louder over the last year. Reset electric power steering system warning light Toyota Yaris second generation. - Code C1524 (motor malfunction). While steering wheel fluid cleaning is common in other vehicles, your Toyota Yaris is instead equipped with what is known as electronic assist steering. Be sure to start troubleshooting on the electronic power steering system after confirming that the CAN  How To Article on Electronic Power Steering Conversion to free up Horsepower using current hydraulic All you need: 1 - Good Used Toyota MRII Pump. - Very hard to turn the steering wheel whilst in park--super obvious that power steering not working. 6. Electric Power Steering Warning Light: This light looks like a steering wheel followed by an exclamation point and means your power steering isn’t working right. Check the power steering fluid if your car is hard to steer. I went into diagnostic mode, took pictures of the codes under the different menu options in case I needed them, and cleared all the codes. Read below where Experts answer a variety of questions relating to the power steering in a Toyota. The EPS light is for a problem in the electronic power steering system and you may also get the check engine light coming on. Apr 28, 2019 · Steering Problem on the 2016 TOYOTA COROLLA. Shop for Toyota Tacoma Power Steering Pump online today. Regular maintenance will help it to last longer, such as keeping a watchful eye on fluid levels and on the condition of its belt and pulley. I actually found a 1979 factory power steering box for like 300 bucks on ebay, so I saved a lot there. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. 5" or 18"x7"). if you drive your vehicle at high speeds like 65-75 around a curve you will see that your vehicle Mar 27, 2017 · Contamination may lead to the failure of a power steering component. Electric motor under the dash which I presume engages directly with the steering column, i. Jul 03, 2013 · Toyota has diagnosed a problem in the coil wire used in a relay within the electric power steering system. recommend you solve the problems with the EPS  19 Jul 2012 also if anyone has a repair manual they would like to share please now if all the electrical side of the power steering circuit is working as it  18 Feb 2010 A growing number of complaints over steering problems with Toyota Corolla The Corolla uses electric-assisted steering, which is a cheaper  Power Steering Racks | Power Steering Pumps | Electric Power Steering | Power Steering Rack | Power Steering Pump | Power Steering Column. 1 day ago · The problem is manifested as a sound when the car is cold and you turn the steering wheel from left to right and back again. These rare Toyota wagon are awd. Power steering motor is the one that was on it when purchased, I purchased from auction and fault was existing, so I have not had it changed, mechanic has told me he has calibrated steering when replacement rack was fitted, as steering seems ok when turning right he is not convinced its the Electric power steering motor in response to side note How to reset electric power steering system warning light Toyota Yaris 2 generation. Malfunction Warning Light: Appearing as an engine block above the word CHECK, this is the dreaded check engine Electric Power Steering. Today, Toyota only offers EPS and not EHPS for the U. The company replaces them under warranty if they are found to be faulty. (The electric power steering assembly is about US$1600 to replace. the steering on a windy day is pretty bad so of course you find yourself re correcting.  This leak would be due to a cracked or loose hose in between the fluid reservoir and the pump. problem with power steering on a Toyota Yaris: My wife has a 2005 Toyota Yaris 1 litre with electric power steering. The biggest advantage of using EPS from Toyota, Nissan and Kia/Hyundai is that the EPS works in Fail-Safe. Apr 04, 2017 · In other configurations, the EPS module, steering torque and steering position sensors can be individually replaced. mounting in the front of the vehicle and the traditional pump was driven by a motor instead of the accessory belt. The EPS system has significant  power steering racks, brake calipers, power steering pumps, electronic power The steering pump is an auxiliary unit of the engine, which is used to support the   problems when the CAN communication DTCs are output. The company said there had been no reported accidents or injuries Check Power Steering Level Toyota Sienna (2011-2019) Our research indicates that your vehicle has an electric power steering system ("EPS" or "EPAS"). 49k Miles. Toyota - Trouble shooting and fault finding guide One of the most common issues with the Power Steering Rack in this range of Toyota vehicles is a build-up of rust on the main rack shaft, inside the Electric Power Assisted Steering - EPAS. Every family-oriented Toyota vehicle in recent memory has grossly overassisted, numb steering, no matter whether the assistance is hydraulic or electric. Electric power steering has slowly made its way to the forefront of automotive engineering, with some of the The difference from non-hybrid vehicles is that the power steering pump is driven by an electric motor rather than a belt from the engine because the gas engine isn't always on. Power Steering Leak From Pump and/or Hose EP Steering problem DIY / Maintenance / Service. Electric power steering has slowly made its way to the forefront of automotive engineering, with some of the Electric power-steering systems eliminate the mechanical power-steering pump and the hoses, which may make the system more reliable. I own the corolla LE with navigation and perks. My wife's Explorer and the F150 which i traded in had it. The ECU for the column is mounted remotely and cab be disconnected and removed. No power steering, the red triangle with the exclamation, and P/S on the display. A pump, turned by the car's engine, maintains hydraulic fluid pressure. Car problem(s) with the 2016 TOYOTA COROLLA. Turned it back off, and when I started it, the power steering worked. When should you rebuild or replace your Electric Power Steering (EPS)? The specialists at Auto Elect B. The EPS light is for a problem in the electronic power steering  Learn what causes power steering problems and how to fix each kind of If you are having problems with an electric power steering system you will most likely . I mean I had power steering in that car but never had this problem. Models with electric sliding doors can develop problems with the door mechanism. Is this normal? There is no loss of power or function. - Weather was coldest day of the year so far--if not causal, this couldn't have helped. EPS also enables ADAS features, such as lane keeping, park assist, active return to center, traffic jam assist and much more. LOW FLUID and Fluid Leaks. I had the same problem with my '06 Prius. THE VEHICLE WAS ABLE TO RESTART AFTER THE VEHICLE WAS RECHARGED BY ANOTHER VEHICLE. The loss of power steering assist will increase the steering effort at low speeds which may increase the risk of an accident. Free Same Day Store Pickup. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. This sensor has a penchant for failure, triggering the “Problem” Toyota did issue a recall campaign for steering racks on early  Electric Power Steering kit for 240z 260z 280z Datsun 1970-1978 S30 pump hose rach rack pinion steer column shaft bearing. 9 Dec 2015 Electric power steering is a non-hydraulic system assisted by an electric and 2014 and 2015 models of Toyota RAV4, Camry and Highlander. Except for some 1980ies Carina model the local dealer actually never had any problems with any Toyota power steering. The worldwide recall is due to a problem with its electric power In a statement, Toyota said: “due to an improper wire harness layout, there is a possibility that the electric power steering harness may interfere with the instrumental panel lower cover which contains the driver’s knee airbag on Australian specification vehicles. It gives your vehicle personality and performance. Power Steering Pump This problem typically manifests itself through a humming sound or a change in pitch when the engine’s RPMs change. Aug 07, 2017 · 4 Common Power Steering Problems – And How to Fix Them The highest-rated tires, latest engine upgrades and high-performance auto accessories mean nothing without proper, safe steering. In addition, fluid is also used as a lubricant and coolant. 1GCGSCE31G1169140 Used 2016 Chevrolet Colorado from Capitol Toyota in San Jose, CA, 95136. Although configurations might vary, the basic electric steering system consists of the power steering control module, assist motor, torque sensor and steering position sensor. It uses Electronic Power Steering (EPS) - new in the 2011 model. They went electric in 2005 with the new model, but the Mk1 Yaris steering was hydraulic - so it is worth checking the fluid level - although they should have done that at the service anyway.  First, your system may actually have a leak where it is drawing air into the system causing your pump to whine. Jul 03, 2013 · Toyota To Recall Vehicles With Power Steering Issue The world's best-selling automaker is recalling approximately 185,000 vehicles. The power steering unit of your car uses a hydraulic system that takes a lot of the steering strain off of the driver. Call (615) 794-4585 for more information. Mar 12, 2015 · Toyota recalled 112,500 vehicles due to power steering and electric software issues. Get a free battery charging and engine diagnostic testing while you are in store. Jan 11, 2016 · As soon as your power steering control unit starts to fail, a warning light will illuminate on the dashboard. Among the affected are 110000 Camrys, Highlanders, and  Details of all Steering/Electric Power Assist Steering System problems of Toyota Corolla. It switches direction by reversing polarity. Jun 06, 2010 · Firstly - your "01" Yaris steering is hydraulic. Yes, they were easier to steer but i occasionally heard of issues post lift or level due to the electric power steering. If the components are lubricated or cooled improperly, the power steering system can be jeopardized. Call (559) 316-0431 for more information on stock# 20-0751 now! Best prices on 4 Honda Power Steering Filter replacement and OEM parts. Power steering; I have no problems jumping on the highways and going up the Cajon Used 2017 Toyota RAV4 from Lincoln of Franklin in Franklin, TN, 37064. Power steering; problem is the transmission jerks and it's so Having a power steering problem? The skilled auto repair professionals at Mobile Auto Truck Repair Omaha Power Steering Repair Services can get you safely back on the road. This wire may have been stored without the correct humidity control during the manufacturing process. I really wanted to keep power steering. Among the affected are 110,000 Camrys, Highlanders, and their hybrid versions from 2015, and RAV4 SUVs from To quote Toyota themselves, "Unlike the conventional hydraulic power steering system, the EPS system excels in serviceability because it does not require pipes, a vane pump, a pulley and power steering fluid. This wire may have been stored  18 Jun 2014 American Operations is recalling 33000 2008-'11 Mazda Tribute SUVs for a problem that could remove the electric power steering assist. The largest of two recalls announced Wednesday covers about 110,000 Not sure which Toyota Power Steering Pump to buy? We offer a wide range of Toyota Power Steering Pumps of all the best brands in the industry at an affordable rate that fits the Price Range you are looking for. Typically the factory boxes go for far more, or even a good mini-truck box. Aug 04, 2016 · In this condition, the EPS ECU turns on the warning light and the steering assist is interrupted whilst manual steering is maintained. The most recently reported issues are listed below. e. 5m cars worldwide to fix a variety of problems, including faulty steering wheels and seats. Nexteer’s Electric Power Steering (EPS) gives you comfort, control and feel-of-the-road. Without the code numbers it is difficult to say for certain. Toyota power steering issues can make driving difficult and unsafe. Check Engine Light Due to Failed Oxygen Sensor The Check Engine Light may illuminate because a component of the oxygen sensor stops working. Please note the information we have supplied is intended to assist you in resolving some of the more common steering problems that can develop in power and manual steering systems. All of the new corollas do not have this fault, maybe like less than 20%. Sep 04, 2018 · Toyota Corolla Electronic Power Steering Pump location info. Aug 15, 2012 · Though power steering hoses and fluid were eliminated, there are still going to be other parts that malfunction over time. Lack of steering fluid makes it hard to turn the steering wheel. This is an indication of a problem with power steering and will need to have computer Thanks for pointing out that new power steering systems are electric and do not have a hydraulic power steering pump in them. Electric power steering consumes power from battery which is also charged by engine, but it consumes less power compared Electric Power Steering Warning Light: This light looks like a steering wheel followed by an exclamation point and means your power steering isn’t working right. How Electric Power Assisted Steering Works, And Why It's Better Than Hydraulic . Sep 27, 2007 · :( My 2007 D4D Rav4 has an intermttent fault on the power steering which will bring the P/S fault light up on the dash and also stop the power steering from working. Login to reply On standard gas models, they went to electric steering in the 2012 model year. Yaris 1 litre 2005 model with electric power steering. I really don't understand the fact that people have voiced in their concerns about this issue yet Toyota has done nothing to ease or alleviate these people's concerns, including mine. 29 Sep 2014 Electrical power steering (EPS) is a result of eliminating the power hybrid vehicles in the early 2001 Model Year Toyota Prius and have since  11 Feb 2014 The majority of new cars sold today use electric power steering. 3 Jul 2013 Toyota has diagnosed a problem in the coil wire used in a relay within the electric power steering system. to fix power steering and the software problem but Toyota did not specify a software update. The power steering motor is a heavy duty component that can draw up to 65 amps. I have 65K miles on it with no major problems Electric power-steering systems eliminate the mechanical power-steering pump and the hoses, which may make the system more reliable. A growing number of complaints over steering problems with Toyota Corolla vehicles has sparked a federal investigation, and may result in yet another Toyota recall. If a vehicle presents with a “rattling”, “knocking” or possibly a “clanging” type sound coming from the steering rack and / or a vibration felt through the steering Used 2011 Toyota Prius from Bobby Rahal Toyota in Mechanicsburg, PA, 17050. Overly Sensitive Electric Power Steering System (possible): Many Corollas in this generation come with a sensitive electric power steering system that some people have reported issues with. Most of the car companies install the electric motor  9 Sep 2016 The original power steering systems use a hydraulic pump to move fluid into For cars with electric power steering, the light may say EPS,  26 Aug 2016 Electric power steering (EPS) is yet another of those new-fangled systems that act on hydraulic pressure provided via a pump driven by the  12 Mar 2015 Toyota is recalling 112500 cars in the U. Is it safe to drive a Toyota Corolla if it is hard to steer? Dec 09, 2015 · No matter what the configuration, the power steering control module receives inputs from a steering position sensor and a steering torque sensor that is mounted on the steering rack input shaft. It sort of groans or moans. Problems Speed-sensing steering systems are generally reliable, but as with any mechanical system, failures can occur. This database includes information received by NHTSA from consumers either directly or as recorded by the Vehicle Safety Hotline. If you have any questions regarding Toyota power steering, then ask an Expert on JustAnswer today. Toyota said nothing was wrong with it and it was within manufacturers specifications. Call 503-521-7880 for more information. Power steering fluid leaks are usually caused by a cracked or worn-out hose that feeds the power steering pump. the electric steering is really responsive which is great. Hybrids have been equipped with electric steering since the first vehicles were sold in the US during the 2007 model year. 5-6. With it being 2009, it should drive better than the other cars. Photo 1: The electric assist motor is built into the steering rack on this version of Toyota EPS. Thanks to the proliferation of electric power steering in modern cars, hot rodders now have power steering options that increase fuel economy and power! the Toyota steering shaft to accept a D Mar 12, 2015 · Toyota said a circuit board used by the electric power steering system of the vehicles "may have been damaged" in manufacturing. More specifically, you mention that these new power steering systems do not have any power assist from any kind of fluid at all. Toyota - Trouble shooting and fault finding guide. S. The answers and opinions that Experts can provide will be a great help to car owners looking for the best solutions to their Toyota power steering problems. The damage could result in the vehicles losing power assist to I have a Toyota Avensis (which is a Corolla platform car) that has a problem with the electric power steering. Moisture absorbed by the wire may condense and form droplets on some of the relay terminals. Among the affected are 110,000 Camrys, Highlanders, and their hybrid versions from 2015, and RAV4 SUVs from I am writing to report an electric power steering safety defect with my 2011 Toyota Corolla le. Your Toyota power steering pump was engineered to perform its important functions for years, but it needs your help to achieve the longevity potential that it was built with. Years 2003 to 2018. When problems arise in the hydraulic power steering system they can most often be attributed to faults in the fluid or pump, but sometimes belts or other factors are to blame. Seems that Toyota is going for that one - the dealer just ordered new torque sensors. " So, how does it work without any hydraulic fluid? Is it using a linear actuator, or something like that? The 2006 Toyota RAV4 has 4 problems reported for loss of power steering. Jan 28, 2014 · The most common cause of a steering wheel being hard to turn is an issue with the power steering system. Car owners who have access to the information they need to solve their Toyota power steering problems will save time and money in the long run. Only covered by the basic 3 year/36,000 mile warranty otherwise, or an extended warranty if you have it. Toyota has agreed to settle a lawsuit that claims the 2009-2010 Toyota Corolla has electric power steering problems that cause the cars to feel like the wind is blowing them across the road. The last and most common of the power steering problems you may encounter is a leak. Numb steering feel in Toyota vehicles is not limited to those with electric power steering. Problem was the mr2 did not have power steering and the supercharger is mounted where the power steering pump would have gone. Dec 18, 2019 · This bulletin provides helpful tips to simplify the diagnosis of sound concerns originating in the electronic power steering (EPS) gearbox (steering rack) assembly. Apr 09, 2014 · Toyota is recalling more than 6. Malfunction Warning Light: Appearing as an engine block above the word CHECK, this is the dreaded check engine Problems With Electric Power Steering System May Require Steering Column Replacement Poor Terminal Contact at BCM Connectors May Cause Electrical Issues Oil Leak From Front Crankshaft Seal The last and most common of the power steering problems you may encounter is a leak. A low power steering fluid level reduces the amount of hydraulic fluid pressure the pump can create. Jul 19, 2016 · 2009 – 2010 Model Year Corolla vehicles Electric Power Steering System On April 6, 2016 a settlement of claims in a class action lawsuit involving certain 2009 and 2010 Toyota Corolla vehicles (excluding the XRS grade) equipped with an electric power steering system was approved. Hydraulic power steering extracts power from engine, so it reduces the fuel mileage of the engine. Eclectic Power Steering is less prone to problems and faults and are more durable as compared to Hydraulic power steering. The wind noise appears to be Just like Hydraulic Steering, if the Electric Assisted Steering completely fails, the steering is back to completely manual mode maintaining car control. Most system malfunctions present problems such as: Media player  11 Mar 2015 Toyota recalls best-selling Camry for power-steering defect, some RAV4 It also will recall a handful of electric vehicles for a problem that  what does it mean when the eps light and engine light comes on for a 2014 toyota corolla s. This system builds up pressure as you turn the wheel and pushes the tires to either side as you turn. Handbook states if the engine is raced for longer than 30 seconds the power steering will decrease to prevent overheating, restart the engine and drive. Also please check out the statistics and reliability analysis of Toyota RAV4 based on all problems reported for the RAV4. Such problem seems to never have occurred. New 2020 Toyota RAV4 Hybrid from Beaverton Toyota in Beaverton, OR, 97005. 12 Mar 2015 Toyota has issued a recall order involving the Camry, the Highlander, the RAV4 and the RAV4 EV, over issues with power steering and electric  Electric power assisted steering (EPS/EPAS) or motor-driven because there is no belt-driven hydraulic pump constantly running, the Honda S2000 in 1999, Toyota Prius in 2000, the BMW Z4 in 2002,  5 Oct 2018 So, now you might wonder how to fix electric power steering problems? Here is the answer. 7"), "sport-tuned coil springs" (probably just a little shorter and stiffer with a higher spring rate), 50 series tires (vice 55 or 60) and 19"x7" wheels (vice 17"x6. Often, the power steering fluid is low or almost out and simply needs to be refilled in order for it to work properly. 15 Aug 2012 That is where an electronic power steering (EPS) system comes in handy. If the belt is broken in the power steering system, this can also cause problems with the steering system, and there could Dec 28, 2015 · Q: The power steering on my car is stiff. Neither reports on Prius models in Europe nor other Toyota vehicles offering EPS. The troubled auto-maker has alread Toyota Electric Power Steering (EPS) Conversion. I purchased the car new and noticed, during my first trip on the interstate highway, it was difficult to maintain center lane because the vehicle would drift from side to side and the faster the vehicle speed the more pronounced the drift became. If the hoses and clamps check out OK, move on to the power steering pump. I was warming it up yesterday in All good points, I probably should have waited a bit longer for these electric solutions to gel. Also give the hose clamps and other connections a careful inspection. 2. When trading vehicles, one can feel the difference between electric and conventional power steering. The dealer says they have to replace the complete steering column at a cost of $2100. Electric power steering provides fuel savings and more. I am finding that the steering gets a little sticky and tight, particularly in hot weather, and is reluctant to self-centre. That being said, the electric steering is not that bad. Dec 21, 2016 · - Electric Power Steering (EPS) malfunction warning light. I swapped a 1989 toyota mr2 supercharged 4 cyc into the wagon. This may be a Power Steering Light, or a Check Engine Light. At Christian Brothers Automotive, we have a solid record of expertise Aug 07, 2017 · What to do: go to the root of the problem. It baffled me why this car was brand new and it couldnt steer straight. We focus on the antivibration controller design problem for electrical power steering (EPS) systems. When there are power steering problems, you will instantly notice the difference. ” Jan 25, 2018 · Toyota also identified the power back door actuators as the source of the tailgate problem. Had a small problem with this the other day, warming it up on the drive in this cold weather and the power steering warning light came on. New 2020 Toyota RAV4, from Toyota of Clovis in Clovis, CA, 93612. Dec 18, 2018 · I own an 1992 toyota corolla alltrac wagon. 2" clearance vice 6. the 2009-2010 corolla was built with the autobon high way in mind. Other possible problems include worn steering gear and ball sockets in the steering assembly, worn suspension system components and loose steering pump belt. Mar 11, 2015 · Toyota is recalling 112,500 cars and SUVs to fix problems with electric power steering controls and electric vehicle software. Everyone has wondered how to control the MR2 Power steering pump so that it is so try and get all the parts from a Toyota close as possible to these years. Jan 14, 2013 · The power steering in our 2011 Toyota Sienna is dead. Honda says of Power steering electric steering motor. Your car’s power steering is the one sub-system of your automobile that you’re quite literally always in touch with. It might need cleaning. Specifically, some people say that the steering wheel will "drift" to the side without driver input, essentially causing the car to steer itself. toyota electric power steering problems