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loss of power

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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

Question
can a clogged catalytic converter blow out your valve gasket and make it not want to drive at all while in gear no matter how hard?
A clogged catalytic converter can cause the pressure inside the exhaust system to build high enough to burn exhaust valves and cause the engine to stall as it cannot get any air out. Failed valve stem seals along with high...
Question
Car won't go over 30mph - Check Engine light on and off, car shakes a bit 1997 Chrysler Cirrus
Hi there - first task to to extract the problem codes that are causing the Check Engine light to illuminate. This will guide diagnosis, and save time and money. Most auto parts stores will read codes for you for free....
Question
First the service traction control message came up and after it was the service stabilitrak. Two days later the reduced engine power light came on.
Hi there. There is an issue with the traction control system and it may be active with the loss of power happens. Check the brake system for any loose or damaged wheel speed sensors. The traction control system works when...
Question
acceleration is low
Hello, thank you for writing in. A loss of power may be fuel, spark, air, or electrical related in nature. All four of these components can be skewed causing engine malfunction. You will want to make sure the vehicle has...
Question
ford focus mk2 2.0 car idle rough and have no power.change.put feet on brake padel-car goes limp mode. 2005 Ford Focus
Hello - check first for problem codes, whether the Check Engine light is illuminated or not. The change in rough running behavior when you press the brake pedal may indicate a failed brake booster. A ruptured diaphragm in the booster...
Question
Sputtering, loss of power, and check engine light came on.
Hi there. Check to see what type of fuel you got for your vehicle. The LS 460 is required to have a minimum of 91 octane. If the octane was less than 91 or really high of 95 to 99,...
Question
Backfiring and engine hesitation problems 1999 Dodge RAM 2500
Hello - backfiring and loss of power are usually symptoms of a lean mixture, often caused by unmetered air leaks in the intake system. This could be caused by a leaking air hose, or stuck EGR valve. Check for problem...
Question
Why will my car not go over 20 mph and it has a lot of warning lights on. 2009 Pontiac Torrent
Hello. This can occur for a number of reasons. Since all of these lights are coming on most of the time this is caused by a problem with the power train. I would usually start by checking the computer with...
Question
Why does my car get poor fuel mileage and not rev over 1000 rpm. 2006 Honda Accord
Hello. You are on a pretty good track for diagnosing this problem. I would usually start by checking the computer for codes. This would be the best indication of what is going on as it may be a sensor issue....
Question
Two misfire's and it smokes because of it. Also bogs down when giving it gas.
Hi there. Check the spark plugs and see if they have any burn marks. If the plugs are good, then check the fuel system for proper fuel pressure and see if the injectors are working. If there is a misfire,...
Question
Hilux wont run properly.1995 Toyota Hilux
Hi there, congratulation on your high-miler! The first task is to review the problem codes stored in the on-board diagnostics. Although not OBD II, they should still be helpful in guiding your diagnosis. I would suspect fuel supply problems given...
Question
Lost of power and will only go 40 mph and 15 mph up hill.
Hi there. Check the vehicle engine out to see if there is anything out of the ordinary. The loss of power could be a vacuum leak, misfire, or a transmission issue. First look for any vacuum lines that are cracked...
Question
Delay speed, weakness to climb a slope. 2004 Jeep Liberty
Hi there - first check is for any problem codes, whether the Check Engine light is on or not. I would bet that either the thief damaged something else not apparent, or something was not re-connected properly when the vehicle...
Question
Truck loses power in the middle of driving I changed plugs wires rotor n cap about a month later it started stalling n losing 1988 Ford F150
Hi - first ask would be to check for spark when it stalls. If no spark, check out the coil or ignition module. If you have spark, check fuel pump fuses, fuel pump relay, and fuel pressure to the throttle...
Question
Constant clicking noise. Now power to anything and will not shift from park.
Hi there. The clicking noise you hear is a relay inside the dash that is clicking open and closed because it does not have enough battery voltage to operate correctly. Check the battery to your vehicle and see if the...
Question
Why does my 2005 Ford Crown Victoria start fine but it has no power.
Hello. This can be caused by quite a few different things. Most of the time it is caused by something like a dirty fuel filter, a failing air flow sensor, or possibly a bad catalytic converter. I usually scan the...
Question
No guts and overheating 1994 Ford Fairmont
Hi there - I would check some basics - like compression on all cylinders, looking for low compression in 2 adjacent cylinders. This would signal a blown head gasket, which would explain the reduced power, and the overheating. For assistance...
Question
Car starting then has a power loss.
Hi there. Check all the fluids on your vehicle. Depending on what kind of service was performed on your vehicle will depend on what happened to your vehicle. If you had the engine oil changed, then make sure that the...
Question
My jeep wont go over 35mph. 2001 Jeep Grand Cherokee
Hello - if this loss of performance was rather sudden (i.e. overnight or within a week or so), a failed throttle position sensor or fuel pump could be the problem. If this happened gradually, over months lets say - this...
Question
Why does my car automatically slow from 70 mph to 60 mph on its own 2003 Honda Element
Hi there. This can be caused by a number of things. I would first check to see if the check engine light is on and if there are any codes in the system. If there are any codes then it...

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