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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.
Is it Safe to Drive With a Misfiring Cylinder?
An engine misfire can be caused by bad spark plugs or imbalanced air/fuel mixture. Driving with a misfire isn't safe and can damage your engine.
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
Loss of power under acceleration
Hello, thank you for writing in. The components you have checked thus far have been valid steps. You want to go through system by system, and make sure the engine is getting what it needs. Start with the fuel system,...
Question
2007 terrible gas milage - replaced cylinder head - ignition coils - and soark plugs - I'd it worth it to replace fuel filter
Hello, thank you for writing in. The fuel economy is going to lessen over time for many reasons. If you believe there is something mechanically wrong with the vehicle, start by scanning the vehicle for diagnostic codes (even without a...
Question
95 chevy lumina drives but often has bad acceleration dies then restart no check engine light on
Hello, and thank you for writing in. Even without a check engine light on, there may be diagnostic codes present that will help you diagnose the problem. Have the vehicle scanned first. Secondly, take a look at the fuel pressure...
Question
I have a 2009 dodge caliber with several issues that has happened progressively
Hello, thank you for writing in. We understand some issues are far more complex than others and harder to explain, but you highlighted the major issues well. One aspect about Calibers that is mentioned in the owner's manual is that...
Question
13 Nissan Versa car appeared to be dead got jump and it started then when I cut the air on
Hello, thank you for writing in. Your air conditioner is powered from the same drive belt that powers your alternator. If the alternator is failing, the extra strain from the A.C. may cause the engine to stall. You will want...
Question
I am having trouble starting my 2007 Dodge Charger and it does not have good acceleration
Hello. There are a lot of things that can cause this on your vehicle. I would usually start by scanning the computer for any codes. If there are codes set it can help to find the issue. If there are...
Question
2012 Nissan Altima rpm after an hour stays below 2500, already put new maf sensor what else could be the problem?
Hello. It sounds like a loss of power. I would scan the computer for codes to see if something comes up and then I would monitor the sensor reading to know for sure if everything is reading right. If all...
Question
My 2007 Lexus ES 350 won't accelerate but the I can hear the engine running. Is this a coolant or radiator problem
Hello. If the engine is revving but the vehicle is not moving then it sounds like a transmission failure. This needs to be checked first. If the engine is not revving then it may be an engine issue. I would...
Question
My car hesitates when accelerating, specially uphill
Hello, thank you for writing in. One of the most common reasons for black smoke and a loss of power is a rich air-fuel mixture. With the check engine light on, have the vehicle scanned for diagnostic codes. This can...
Question
My AC is causing my acceleration to not pick up speed from a stop and the RPMs go from 1500 to 500 when AC is on
You may have had one or both catalyst have come apart and is clogging the exhaust. The catalyst will need to be replaced and then check the engine ground on the left front of the motor near the front spark...
Question
I have a dodge charger 2006 that it doesn't accelerat more 4000rpm just want to see what I need to do or how to reset the accelera
The problems sounds like your engine is in failure management mode due to a fault in the vehicle engine computer systems or there is a mechanical fault. You should have the computer scanned for failure codes and then have those...
Question
I have a vitz 2003 FL 1.3 automatic it jerks at slow speeds and low revs around 10 - 50 kmh . Also sometimes the gear gets stuck
With a high mileage car like yours, the first thing I think about is whether the scheduled services have been performed. Spark plugs and filters last pretty long, but they should have been changed at least once in your car....
Question
I have a Acura TL 2003 my AC works when I drive and when I come to a stop and sit for a little while it gets hot,
Hello, thank you for writing in. Each individual issue needs to be handled one by one. The first step is to scan the vehicle for diagnostic codes, and see why the check engine light is on. Solve that issue if...
Question
car losing power and slipping
Hello, thank you for writing in. The vehicle may be suffering from a large number of issues. You are going to want to start with the most obvious and likely to fail at almost 200,000 miles. Starting with the "slipping"...
Question
Car had codes for two misses in coils. Replaced all but two spark plugs and coils. However my car loses power going up hill.
There are a number of things that can cause a misfire code besides an ignition coil. There could be air leaks, injector problems, or even a mechanical malfunction in the engine. But if you are not seeing a Check engine...
Question
My car has rough idle. When I give it gas the car won't accelerate.
At your car's age and mileage, it really could be just about anything. And since the self diagnostics on the car are not very sophisticated, it's going too take some old-school diagnostic work. If you are behind on any of...
Question
When I am driving the car will stopping accelerating as if I took my foot off the pedal but my foot hasn't even moved.
Hello, thank you for writing in. The vehicle may be having issues with the throttle or throttle position sensor. These can be tested and replaced if needed. When this happens, you should also scan the vehicle for diagnostic troubleshooting codes....

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