Typically, the “engine power reduced” warning light on your dash means that your vehicle’s performance has been reduced to avoid damaging its engine. The computer in your car, also known as its “electronic control unit” (ECU) has triggered the Reduced Power Mode after it has detected a system failure.
Is it safe to drive with reduced engine power?
Often, the problems are minor. In rare cases, though, reduced power can cause more serious problems like a seized engine, or even an electrical fire. … The safest measure would be to have your reduced power light inspected by a certified mechanic to ensure your car is safe and ready to drive.
How much does it cost to fix reduced engine power?
Fixing it could cost anywhere from $100 to $500, depending on what part of the vehicle has the problem, it will be easier to replace the whole thing (whether it’s the throttle body, position sensor, or something else), rather than each individual part.
What does engine malfunction reduced power mean on my BMW?
Battery. A weak battery can cause BMW Engine Malfunction Reduced Power message on the iDrive screen. … If your battery is over 7 years old, it is time to change it to avoid other electrical issues. A bad alternator regulator can cause similar symptoms, as well.
What do you do when your car says reduced engine power?
What Should I Do if the “Reduced Engine Power” Light Comes On? If you are behind the wheel and the “reduced engine power” light pops on, the very first thing that you should do is try your car back home or to a repair shop right away. If you’re already at home, don’t attempt to drive the vehicle.
Can needing an oil change cause reduced engine power?
If you let it get way over its scheduled oil change then it can ! Although not the most common cause of reduced engine power, there are instances where a low oil level can lead to a lack of acceleration. For example, modern engines feature variable valve timing systems that rely on oil pressure to operate.
Can spark plugs cause reduced engine power?
When a spark plug fails to fire, it can cause simple to serious problems. … A misfiring engine means the spark plug wires are not firing properly. This causes many problems, like increased exhaust emissions, reduced fuel economy, and reduced engine power.
Will knock sensor causing reduced engine power?
A bad knock sensor may also not let the engine accelerate properly while driving on the highway, and cause the vehicle to lose fuel mileage. … Once the computer realizes the knock sensor is not working properly, your vehicle will most likely lose power.
How much does it cost to fix a throttle body?
The average cost for throttle body replacement is between $548 and $571. Labor costs are estimated between $85 and $107 while parts are priced at $463. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location. Related repairs may also be needed.
What does engine power is reduced mean on a Chevy Malibu?
If you encounter the “reduced engine power” warning light on your dashboard or instrument panel, in most cases, the warning indicates that your car’s performance has been intentionally limited.
Can extreme cold cause reduced engine power?
There’s no problems in the warm and mild weather. It appears only the intense cold affects the engine. … Even without the cold weather though, we have seen a fair amount of throttle body failures. If it happens again, you should be able to limp the car home under reduced power.