Showing articles & questions for topic
loss of power

Related articles

Symptoms of a Bad or Failing Speed Timing Sensor
Common signs include the transmission having difficulty shifting, Check Engine Light coming on, vehicle not starting, and loss of engine power.
Symptoms of a Bad or Failing Air Charge Temperature Sensor
Common signs include a lack of power when accelerating, trouble when starting in cold weather, and a decrease in fuel efficiency.
How Long Does an Oil Cooler Last?
The heat that the engine produces can produce a lot of damage in the right situation. Making sure that all of the systems on a car that reduce the heat of the...
How Long Does an Oxygen Sensor Last?
Today’s automotive exhaust systems are much more complex than they once were. They must be in order to comply with much stricter environmental controls and the requirement to create less pollution. Your...
How Long Does a Throttle Position Sensor Last?
The throttle body in your car is a rather involved system that is part of its air intake system. The air intake system is responsible for controlling the amount of air...
Symptoms of a Bad or Failing Automatic Timing Advance Unit
If your car experiences engine knock, sluggish performance, or excessive black smoke, you may need to replace your automatic timing advance unit.
How to Diagnose a No-Spark or Loss of Power Condition on a Modern Car
Misfires caused by a loss of power condition on a car can be tricky to diagnose, but are necessary to fix to avoid further damage and costly repairs.

Related questions

Car will start but will not go into drive or reverse. It revs up just fine, transmission was not slipping. Rear tire was covered in fluid.
Hello. I would need to know what kind of vehicle this is to be able to help you with specifics. From what you are explaining though it sounds like a transmission failure. When there is a transmission problem the vehicle...
Alternator went bad within a 24 hours of installing it
Hi there. It definitely sounds like you may have received a defective alternator; it does happen. Also, have the battery fully charged prior to installing to prevent damage to the new assembly; there is usually a tag attached to new...
My 1988 Chevrolet Silverado 1500 has power in reverse but spits and sputters with hardly any power in drive.
Hello and thank you for your question. Sounds like the manual valve is out of adjustment and the transmission is applying the forward and reverse input clutch at the same time. This will cause the issue you are having. You...
Loss of power after driving for about a mile. The car won't drive over 30 mph.
Your car is equipped with wheel speed sensors at each of the four wheels which monitor wheel speed while relaying this information constantly to the ABS and traction control system which are controlled by the car's ECU. When the ECU...
Drove through high water
Hi there. From the description you have given, driving through the high water, your vehicle stall, and no crank situation may be the engine hydrostatically locked. The engine took water in through the intake, into the cylinders, preventing it from...
My truck started to vibrate, lose power, etc.
Hi. When your Check Engine Light is blinking during acceleration, this usually means that the engine is misfiring in more than one cylinder of the engine. The by the engine misfiring, it causes the computer to adjust how the engine...
Car idling slowly and losing power
Hello. From what you describe it would appear that your vehicle may be experiencing some sort of serious transmission or engine performance issue. If the transmission fluid hasn't been changed in a long time it may be possible that the...
My car is losing all engine power off and on when driving
Hey there. With a problem like this, it is a great idea to start with the fuel system. The fuel pump and filter should be checked. These need to be replaced together anyway. Depending on how many miles are on...
Loss of engine power when driving over 50 mph
Check for problem codes, even if the Check Engine Light is not illuminated right now. There are likely transient codes still set. This may be something simple like a fuel supply issue (fuel filter clogged, fuel pump relay contacts burned,...
My 1990 Toyota pick up 4WD will not run
Hi there. You've got some work cut out for you. It sounds like either the timing chain could be out of time or the distributor is not timed correctly. First, set cylinder 1 to top dead center and remove...
When the car hits 40 mph it feels like it wants to stall and slow down.
This is a sign of a potentially failing or dirty mass air flow sensor. This is a unit that regulates the air intake into your engine and ensures that proper air/fuel mix is injected into the engine. When this is...
My car stopped taking gas when pressing the pedal
Hello. This can be caused by a few things. I would start by scanning the computer for codes. If there are not any codes then I would monitor the sensor readings and the fuel trim readings to see if I...
Car is starving for fuel sometimes but not always
Hi. The first question to ask is if the Check Engine Light is on. If so, what are the stored problem codes? These would be helpful for diagnostic purposes. Check your fuel pressure (while running and under load if possible)....
The car has no power, the ignition relay keeps making a clicking noise, and the car won't start
I suspect you have a dead (or very low) battery, a failed alternator, and an electrical circuitry problem as well. It may be hard to tell which came first if there is wiring damage already. The clicking you hear is...
Poor fuel economy and sluggish acceleration. Also, my car has squeaky breaks.
Hi there. It sounds like you have a few issues here, but the loss of power and mileage is concerning. It sounds like you have an issue with a failing catalytic converter. If this fails it will clog the exhaust...
Car bogging down in gear
Hello and thank you for your question. There could be a problem with the brakes not releasing or the transmission torque converter could have failed. Check all of the brakes and make sure that they are adjusted and working properly....
Bad Purge Valve?
Hey there. All modern cars are equipped with an Evaporative Emission Control (EVAP) system. The EVAP system prevents fuel vapors from the fuel tank from escaping into the atmosphere. The EVAP system collects and temporarily stores the fuel vapors in...
I have a 2000 Ford Taurus. A couple weeks ago I was driving and I lost all electrical power to it. Now it will run but very badly.
Hi there. From the description you have given, your vehicle loss of electrical power could be a faulty ignition switch. It could also be, a poor ground pigtail at the negative battery terminal. The combination of inoperative electrical components leads...
Truck is not getting fuel until holding the ignition in for a few seconds.
You may very well be on the right track with this and you should check the control module to be sure. You may also want to check the fuel pressure regulator as well to be sure you are getting enough...
Engine went into "limp home mode with power train fault wrench indicated in dash. It will not accelerate. Not pulling any load.
Hi there. Your vehicle's wrench light, Check Engine Light and lack of performance go hand in hand. The vehicle's PCM (powertrain control module) has recognized a fault and put the vehicle into limp home mode. It could be, a throttle...

Need a mechanic?

Our certified mobile mechanics make house calls in over 700 U.S. cities. Fast, free online quotes for your car repair.

Get a quote

Post a question and get free advice from our certified mechanics.

Ask a question