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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
Need problem associated with EPC and ABS Lights fixed.
The EPC Light is for the electronic throttle body. You need to have a qualified technician check the codes on the computer to determine the problem. You may just have a loose vacuum hose connected to the intake. The ABS...
Question
Air bag light staying on and now the car won't start.
There has seen many same complaints of the air bag light on these vehicles and may be a manufacturer problem at this point. I would not recommend any one attempt a repair unless they are qualified to do so. The...
Question
Warning lights coming on and car bogging down.
Your 2009 CC has a number of issues that come up often. When the Service Engine light comes on this will also turn on the EPC light as the computer cannot control the electronic power control (EPC) system. A computer...
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
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...

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