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EPC (Electronic Power Control) Light

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What Does the Electronic Power Control (EPC) Warning Light Mean?
The EPC light indicates there is an issue with a computerized system in your vehicle. Look out for other warning lights that may be turned on.

Related questions

Question
Car vibrates, stalls, and restarts
I believe you are referring to the Check Engine light. If this light is on and you are experiencing these symptoms, I would first recommend having your vehicle scanned for trouble codes with an OBD2 scanner. Once the codes are...
Question
After oil change, engine stutters, warning lights on
Hello. EPC stands for electronic power control, and the light is seen when there is a fault with the throttle body, traction control, throttle pedal, or cruise control systems. It is flashing because the car's computer can not compensate for...
Question
EPC keeping car from starting
The EPC light is indicating a fault in the electronic throttle control system. The best way to narrow down the issue is to read out the fault codes in the engine management system; there could be issues with the throttle...
Question
Epc Light & Sensor
I'm curious if there are any fault codes stored in the engine's computer. The mass air-flow meter or sensor is not the "EPC" sensor. If the vehicle is not running properly with the new mass air meter, there may be...
Question
EPC doesn't turn off
Hello. The EPC (electronic power control) can cause your vehicle to go into what most technicians call a "creep mode." What it's doing is limiting the amount of throttle that can be applied to the engine in order not cause...
Question
EPC light on
Hi there. The EPC light will come on when there is a malfunction with your engine being sensed. Your vehicle will automatically limit the amount of throttle usage to help prevent further damage to your engine. This feature is designed...
Question
Engine lost power and EPC light came on
Hello. If the dealership follows the proper rebuild procedures there should be no real cause for concern, however there are a few things you can do to protect yourself from a repeat failure. Primarily, you can choose to have the...
Question
EPC light
Any number of dozens of sensors, control modules, or computers can be causing your issue. Including the oil pressure switch being disconnected. The only way to know why exactly the light is coming on is to have the system scanned...
Question
Car sounds like it's revving in park
This concern may have illuminated the Check Engine Light as well. When fault or warning lights do illuminate, there is generally some stored fault code to go along with it. Have an experienced technician, such as one from YourMechanic, inspect...
Question
Can I remove with EPC solenoid and wiring harness without removing the valve body?
The solenoid may be removed without removing the valve body, however, the valve body will need to be removed in order to get the harness out safely without damaging it. There are two bolts that hold the solenoid in as...
Question
I have a 2006volkswagen passat and was told that i needed my high pressure regulator pump replaced cause my car was not accelerati
If your vehicle's Check Engine Light, as well as Electronic Power Control - EPC - light are on, you should request a diagnostic to have the stored Trouble Codes read and evaluated. Diagnostics that follow up on the specific downloaded...
Question
My EPC and battery light is on in my 2012 Volkswagen Jetta and it will not start.
Hello. This can be caused by a number of reasons. The EPC light will come on when the computer detects a problem within the power train system. This can be as easy as a bad sensor or a more complicated...
Question
Slip indicator lite stays on in dry conditions. Car does not respond to accelerator
The slip indicator should come on when the accelerator control system senses wheel spin. One of the jobs of the stability control system to keep you from applying throttle when the wheels are slipping, because that only makes wheel slip...
Question
EPC Check Light is on followed by an engine fault
The EPC light refers to the Engine Power Control indicating a potential engine malfunction which is a general warning that could mean many different things such as the engine speed sensor, mass airflow sensor, or other issues related to throttle...
Question
Why my car EPS getting hard after 50 to 60 km.
Hi there. First get a code reader and scan the engine computer for any pending or stored codes as the check engine light is on. This will give you a starting point where to begin a diagnostic troubleshooting for you...
Question
The engine EPC lights came on suddenly when I was driving.
Hi there. The EPC light and check engine light are coming on for there is something that is not functioning correctly on your engine. Either get a digital data scanner to scan the codes stored in your computer or have...
Question
Is it worth replacing my throttle body to try to eliminate the epc light?
When the EPC light comes on, it often a problem in the throttle body, but not necessarily. If the light is on, it means the controller will have stored codes to assist in the diagnosis. It's not something you want...
Question
I have an EPC problem on my 09 Audi A4. Any suggestions?
Hi there. The EPC (Electronic Power Control) light is just a way to tell you that there is a problem with the drive by wire system. The issue could be the throttle pedal position sensor not registering to the computer...
Question
I just bought a used 2011 VW cc 2.0 and I am having problems the EPC and motor light keeps coming on 2011 VW CC
Hello - the Electronic Power Control (EPC) light is a catch-all of sorts, representing some problem (engine, transmission, wheel speed management - incl. brakes, etc.) that could affect the ability to control power to any wheel on the vehicle. The...
Question
The eml light turned on and then the car decelerated. Just wanted to know what it means and if I require a mechanic
EML refers to the electronic throttle control system. It's a system integrated into the engine and body controllers to select the proper the throttle position for whatever the driver is demanding. There are several sensors and actuators in play and...

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