What does Mil mean on code reader?
check engine light
The check engine light, often referred to as the Malfunction Indicator Lamp or MIL, allows the PCM to alert the driver that an emissions related problem has occurred or is currently occurring.
What does OBD MIL status result mean?
The Malfunction Indicator Lamp (MIL) or CHECK ENGINE light as it is more commonly called, is essentially an emission warning light. If the light comes on, it means the Onboard Diagnostics II system (OBD II) has detected an emissions-related problem.
Is the MIL light the same as check engine light?
The Malfunction Indicator Light (MIL) is also known as the Check Engine Light. The OBD2 system illuminates the light when there is a problem with the car’s engine, transmission or emission control system. The light turns on only for a reason and you should not ignore it. You should always investigate the cause.
Is it safe to drive with MIL light on?
If the check engine light comes on while you’re driving, it can be unnerving. The check engine light means there’s a problem somewhere in your emissions system. Regardless, you’re safe to drive for now as long as the car isn’t performing strangely. Just have the check engine light checked and the problem repaired.
What causes misfire codes?
A random misfire code usually means the air/fuel mixture is running lean. But the cause might be anything from a hard-to-find vacuum leak to dirty fuel injectors, low fuel pressure, a weak ignition coil, bad plug wires, or compression problems. Even a dirty MAF sensor can cause a lean code and/or misfire to occur.
Should MIL status be on or off?
MIL ON indicates that the check Engine Light should be ON. MIL OFF indicates that the Malfunction Indicator Lamp should be OFF.
What does a flashing MIL light mean?
A blinking check engine light will pop up on your dashboard display when your engine misfires. This means that the engine is dumping unburned fuel into your vehicle’s exhaust system. This is a serious problem because it can rapidly raise the temperature of the catalytic converter.
What does the you mean on a check engine light?
The letter “U” indicates network codes which are used for problems like module failures and losses of communication. Note: Only professional-grade or dealership scan tools are able to diagnose codes outside of powertrain codes. Step 3: Determine if the codes are Society of Automotive Engineers (SAE) codes or manufacturer-specific.
What is the manufacturer specific check engine light code?
Manufacturer-specific codes use a number other than “0” as the second digit. In general, codes that begin with P0 are generic codes concerning a powertrain issue, whereas codes that begin with P1 are manufacturer-specific. Step 4: Determine which system the code applies to.
What to do if check engine light is on but no code?
Check the make and model of your reader to see what it is built for and if all else fails, head into a parts store and they should be able to read the issue at no cost to you. No code being generated on the reader does not mean the driver is in the clear.
How to read maintenance indicating light ( Mil ) code?
-Turn Ignition switch to ON. -Temporarily remove the shorting wire in the DLC plug. The MIL will have a solid yellow light for 5 seconds, reinsert the shorting wire into same Brown/Green wire terminals on the DLC during the 5 seconds. -Verify MIL goes OFF, then starts blinking.