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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
Will the intake runner solenoid give a P0171 or and a P0174 trouble code? 2005 Ford F150
Hello - the short answer is "No". The P0171 and P0174 codes you mention are "lean condition" Bank 1 & 2 respectively. Intake runner solenoid issues are P200x codes. Your loss of power may be a result of a fuel...
Question
Cylinder doesn't have any compression 2020 Dodge RAM 1500
Hi - the loss of power, with low compression on one cylinder may be a blown headgasket or burned valve. Worn piston rings are more commonly an issue across all cylinders. I would recommend a power loss inspection performed by...
Question
After I changed the clutch in my 2001 Chevrolet Cavalier I do not have power to everything
Hi there. If everything was working prior to the replacement of the clutch then you need to first check the ground connections on the transmission and the block. If all of the electrical connections were checked then I would suspect...
Question
Acceleration hesitation under low rpms
Hello, thank you for writing in. You are definitely thinking in the right direction. Keep in mind these sensors are typically monitored by the computer, so if they fail they can illuminate a warning light. You should take a look...
Question
Car doesn't have power in the lower gears.
The issue is the clutch is slipping. When the transmission is in second gear, the power train is in an in between gear ratio and will cause the vehicle to have a loss of power during acceleration. I recommend seeking...
Question
I'm am having issues with my truck when I get on the freeway. I can't go past 40 mph on the freeway.
Hi there. The EGR (exhaust gas reciculation) Valve needs to removed and cleaned out. If the engine continues to not drive faster than 40 mph, then I recommend replacing the EGR valve. If you need further assistance with your vehicle...
Question
I just bought a f150 1993 truck and I had it on cruise control going about 70 and lost power like something not catching.
There could have been something that went wrong with your transmission. Try driving in 1st, 2nd, 3rd, and reverse to see if the vehicle will move. If the vehicle only moves in 4th gear, then the counter shaft has burned...
Question
Reduced engine power 2004 Pontiac Grand Prix
Hi - the loss of power on your Grand Prix may indeed be the throttle position sensor or throttle body - as you suspect. Getting the problem codes which usually turns on the Check Engine light as well as forcing...
Question
radiator went out and now then engine wont start. 2000 Ford Ranger
Hello - if the engine was overheated long enough, there could have been mechanical failure internally as well - beyond a blown head gasket. With your higher mileage, anything from the engine "jumping time", to a broken piston from hot...
Question
Problem of acceleration 2005 Pontiac Vibe
Hi - you may have a problem with the throttle position sensor performed by a mobile, professional mechanic, such as one from YourMechanic, who will come to your location, diagnose this problem, give you an accurate assessment of damage and...
Question
water in fuel?
Hello, and thank you for writing in. Considering the issue only happened once, it may have been a fluke. With temperatures that cold, the engine struggles to regulate fuel and spark until it warms up. When it is that cold,...
Question
Engine occasionally cuts out while idling at a stoplight and occasionally hesitates and bucks upon acceleration.
There is a issue with the fuel delivery to your engine. It seems as the fuel pump may be failing. Check the fuel pressure on the fuel rail and see if there is at least 30 psi. If the fuel...
Question
Check engine light is flashing and I have next to none acceleration.
When the engine light is flashing, that means that something is not functioning correctly that could damage the catalytic converter. I would recommend having the computer (ECM) checked for any codes to give you a starting place for diagnosing your...
Question
Tries to run but won't get over 400 rpm before dying.
Hi there. Check for the three essentials that the engine needs to run, fuel, spark, and air. If you are having fuel and the pressure is 30 psi or higher, then check for spark on the spark plugs and wires....
Question
There is no power and is shaking in overdrive.
The Mass Air Flow sensor (MAF) may be dirty and causing the throttle position sensor to act up. Remove the MAF and clean it with electrical cleaner and then put it back on. Check all the hose clamp connections to...
Question
Loss of power at 40 to 50 mph.
Check the throttle pedal position sensor on the gas pedal and see if the wiring is loose or pinched. If the wiring looks good and is not damaged, then I recommend replacing the sensor. If you need further assistance with...
Question
My light came on sad reduce speed then when I cut the car off n start it again it's fine...but it acts like it's running rough..to
Hello, and thank you for writing in. While bad gas does happen, in today's market it is rare that you actually get bad gas. If anything, the fuel becomes tainted with water and other contaminants when gas stations are utilizing...
Question
Replaced my engine. Does the new one need to be adjusted to the higher elevation?
Check all of the sensors and make sure that they are plugged in all the way. The computer system with the sensors are designed to adjust themselves as elevation changes. This is why all vehicles today have computers in them...
Question
It's making noise like a lawnmower when it's idle and when I press the gas 2005 Chrysler 300
Hello - there are several possibilities for the loss in power and sputtering or misfire. Failed ignition coils, clogged injectors, possible blown headgaskets, or oil leaking on to the coils or plugs - all of these can cause a misfire,...
Question
Speed problem
Hello, and thank you for writing in. The vehicle can lose power when accelerating for several reasons. The obvious pertains to a fuel supply issue. These would include a clogged fuel filter or fuel line, a worn fuel pump, loss...

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