Quick Answer: What Is A Power Steering Control Module?

Can a bad battery cause electric power steering problems?

The power steering is an electrical system, so a problem with the battery could affect the power assistance.

You should still be able to steer the car even without power assistance.

It won’t affect the braking..

What is EPS control module?

Electronic Power Steering Parts An EPS control module, which acts as the “brain” of the system, collecting data from the other components of the system and sending it out. … A reduction gear to input the power assist to the steering rack.

Can you drive a car with the EPS light on?

With the light illuminated, the power assist will stop working to help you steer. You can still drive the car, but the steering wheel will be heavy, and will feel stiffer, much more difficult to turn, so you need to be confident if you are driving this way, and this should be fixed immediately.

How do I fix the EPS problem in my car?

This issue with the EPS light can also be caused if you have recently had to jump-start your car, or you’ve disconnected the battery. Occasionally, the problem can be fixed by simply turning your vehicle off and on again.

What causes electric power steering failure?

Hi there – the EPS, or electronic power steering, is the electrically assisted power steering. A malfunction or failure of this system could suddenly make steering effort more difficult or possible freeze the steering. … Most of the time this is caused by a problem with the steering angle sensor.

How do you know when electric power steering is bad?

Symptoms of a bad or failing power steering pumpWhining noise while turning the wheel. If you hear a whining noise while turning the wheel of your vehicle, something is wrong with your power steering system. … Steering wheel slow to respond. … Stiff steering wheel. … Squealing noises when the vehicle starts. … Groaning noises.

How do you check steering system?

Rock the steering wheel from side to side and up and down to check for any wobble or abnormal steering effort or noise. If there is excessive movement or an audible clunking or grinding sound, replace the steering column.

Where is the EPS steering sensor located?

EPS is a relatively simple system. The steering shaft torque sensor, located in a section of torsion bar in between the steering input and output shafts, is the PSCM’s main input for determining steering direction and the amount of assist needed.

Which is better power or electric steering?

Electric power steering provides better fuel economy However, they come with a more simplified electric motor designed to augment the steering commands made by drivers. … Also, the EPS system doesn’t use power from the engine as the hydraulic systems do. Overall, the electric power steering system is more efficient.

What are the three types of power steering?

There are three basic types of power steering systems found in vehicles: the hydraulic power steering (HPS), the electric power hydraulic steering (EPHS), and the fully electric power steering (EPS). Electric and electronic power steering both refer to the same system.

What are the 2 types of steering systems?

There are two basic types of power steering systems used on vehicles. The rack and pinion steering system and the conventional/integral steering gear system, which is also known as a recirculating ball steering system.

Can you drive without steering fluid?

Driving your car for extended periods without power steering fluid can damage the pump. While there’s nothing that physically stops you from driving your car if you have a power steering fluid leak, once the level drops, your pump runs dry. This causes increased friction and heat and can quickly cause expensive damage.

How do I reset my electric power steering?

Turn ignition switch OFF, and turn ignition switch ON. The EPS indicator comes on for about 6 seconds. Within 4 seconds of turning the switch ON, while the EPS indicator is on, turn the steering wheel 45° to left from straight ahead driving position, and hold steering wheel in position until EPS indicator goes off.

Is it safe to drive without EPS?

If your car has power steering assist whether by hydraulics or electric, and these failed, you can not drive too long. … In a electric power steering (EPS), there’s absolutely no way you can steer without assist. The steering wheel is “locked”, and won’t move at all.

What are the parts of power steering?

3 Critical Components in a Power Steering SystemThe Pump. The power steering pump’s job is to pressurize the hydraulic fluid. … The Pump Pulley. Like a multitude of other components beneath your hood, the power steering pump receives its own power from your car’s engine. … The Rotary Valve.

How much does it cost to fix electric power steering?

The Best in Auto Repair The average cost for power steering control module replacement is between $901 and $929. Labor costs are estimated between $108 and $137 while parts are priced at $793.

What happens when electric power steering fails?

While it is technically possible to drive the car with a failing electric power steering system, it is not going to get any better. The vehicle will need to be serviced as soon as possible. The module is still pulling excess power from the battery and robbing the rest of the vehicle.