Showing articles & questions for topic
reduced power light

Related articles

Is It Safe to Drive With the Reduced Power Light On?
When your Reduced Power Light comes on, that is your vehicle’s way of telling you that there is a problem, either within the charging system, or within the battery itself. It...

Related questions

Question
my car is shaking and saying engine power source low
Hello, thank you for writing in. With the engine light on, you will need to take the vehicle to have it scanned for diagnostic troubleshooting codes. Power loss typically comes from electrical issues, fuel issues, or spark issues. With that...
Question
Reduced engine power, tire pressure symbol, and AC noises
Hello. From what you describe it would appear that your vehicle may be experiencing more than one issue. The exclamation mark and tire symbol come on when the vehicle's tire pressure monitoring system is set off. This occurs when the...
Question
engine power reduced
Hello, thank you for writing in. The diagnostic code was related to the transmission shift circuit. The computer has detected an issue, and that likely the reason for reduced power. If the transmission shifts too early, your vehicle will bog...
Question
Reduced Power Light
Hello, thank you for writing in. The Reduced Power Warning Light will illuminate for several reasons. If the engine's computer detects an issue that can be detrimental to the engine, it will automatically reduce the power to make sure no...
Question
Reduced Engine Power and Truck won't start. PLEASE HELP ASAP! Thanks!
Hello, thank you for writing in. The reduced power light will either trigger when there is malfunction with the vehicle and it is trying to protect itself, or when the engine actually suffers a loss in power and is struggling...
Question
Error message of reduced engine power is on and truck won't start.
Hi there. The reduced power light is on for one or many things that could be wrong with engine, transmission, or fuel system. First check the computer for any possible codes that could be shown up for the light to...
Question
Reduced Power and P0601 code is found in computer.
Hi there. The P0449 evaporative code is on for either an electrical circuit malfunction to the vent solenoid or the vent solenoid on the emissions circuit has failed. The P0601 code comes on when the computer can no longer register...
Question
Reduced engine power on GMC Envoy 2003
The issue you are writing in about is common enough that a specific diagnostic, namely a Reduced Engine Power Warning Light Diagnostic is performed by technicians dispatched by YourMechanic. If you request that diagnostic, the responding certified mechanic will get...
Question
Reduced engine power 2004 Chevrolet Tahoe 5.7L
Hello - the reduced power mode your truck drops into is electrical in nature, and most often a problem with bad ground wire connections between the engine and chassis, and the chassis and battery. This is a wide-spread issue with...
Question
pontiac g6 runs for 3 seconds and then shuts off
Hello, and thank you for writing in. The issue can be anything from a fuel or spark issue, to a sensor or wiring issue. With that being said, there needs to be a series of tests done. Since there is...
Question
P1516 engine code and reduced engine power message
Hello, and thank you for writing in. The P1516 code you received stands for an issue with the Throttle Actuator Control Module. The throttle body, the actuator module, and the wiring may all need to be inspected. The TAC module...
Question
Will throttle body cause powertrain warning light to come on in my 2005 Jaguar X-type
Hello. If the throttle body is failing then it can cause the vehicle to go into reduced power mode and set a code in the computer. I usually start by scanning the computer for codes. By doing this I can...
Question
Reduced engine power 2004 Grand Prix
Hello - you don't specific what code is causing the Check Engine light to illuminate (oxygen sensor problem), but a failure of the pre-catalytic converter O2 sensor could cause a Reduced Power experience. Failure of the O2 sensor can cause...
Question
reduce power engine light. vehicle is having a tough time getting power when pushing the gas pedel
The issue you are writing in about is common enough that a specific diagnostic, namely a Reduced Engine Power Warning Light Diagnostic is performed by technicians dispatched by YourMechanic. If you request that diagnostic, the responding certified mechanic will get...
Question
Reduced engine power message is on the dash.
The reduced power light is on for either the catalytic converter is overheating or the transmission is malfunctioning. If the vehicle is able to shift through all of the gears, then check the engine to see if there is a...
Question
Engine light & engine power reduced
Hello, thank you for writing in. The vehicle's warning light needs to be scanned so we can figure out what component may be causing the issue. Use the codes available to direct you to a probable component. If your codes...
Question
My car keeps showing safety mode, when the rpm crosses 6000 the cars power reduces and wont move.
The gap between the 6K and the 7K line is considered the red zone. This zone is marked as the over-revving speed for the engine as the valves cannot shut any faster and the timing chain creates too much slack...
Question
Reduced engine power.
Check the wiring to the throttle pedal position sensor on the gas pedal and see if there is a loose or broken wire in the pig tail. Fix any wires that are coming apart and wrap up the wiring with...
Question
I have been having a engine power reduced signal showing and my g6.
The reduced power warning will typically illuminate on these vehicles if there is a fault found in the throttle position sensor circuit. There may be a fault code stored in the system and an experienced technician can hook up a...
Question
My 2000 Chevy Tahoe has a few messages. It says reduced engine power & ending service soon, What could the issue be?
Hello, thank you for writing in. The check engine light, reduced power light, and general loss of power are very likely all connected to one or two simple issues. Luckily with the check engine light on, the computer has detected...

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