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#2012 VW CC CHECK ENGINE LIGHT FLASHING HOW TO#
#2012 VW CC CHECK ENGINE LIGHT FLASHING DRIVERS#
#2012 VW CC CHECK ENGINE LIGHT FLASHING FULL#
#2012 VW CC CHECK ENGINE LIGHT FLASHING CODE#

If its not working properly, then it is just a emission problem. My understanding is that this system basically divers exhaust gas into the Cat when the car is warming up. My mechanic scanned it a few times, and told me that it was the "Air Injection Pump Code". I do not know if it is still boosting in light of recent events.įor the last few weeks, the check engine light has been on and off.

#2012 VW CC CHECK ENGINE LIGHT FLASHING FULL#

The turbo has always been strong, and seemed to deliver full boost. However, my father was the original owner, and for the first 60k he used conventional oil. Always Mobil 1 with a Audi or at least german filter. The other things I should mention though, are that I change my own oil. I find no smoke or fire, but I see that the downpipe (or whatever pipe the exhaust coming from the turbo leaves through) is glowing red hot. I shut off the engine, and carefully open the hood.

#2012 VW CC CHECK ENGINE LIGHT FLASHING DRIVERS#

So, i figure that I will leave the car running, and look under the hood, but as soon as I open the drivers door, i can smell something burning/smoldering. I manage to coax the car home to my driveway, and I leave it in a position where it will be easily towed should it need to be. Meaning, if i rev the motor the shudder gets faster. At the light, the car feels like it might stall out, and the car seems to shudder, and I notice that the shudder is connected to the RPM of the motor. I ease off the gas, and coax it to the next light. I get about half way there, when I notice that the check engine light is flashing.

So, tonight i head for the grocery store about 5 minutes up the street. 2001 B5.5 Passat Sedan 1.8T 5spd Completely Stock 156,000 miles. If you get misfires on several cylinders, there is most likely an issue with a too lean or too rich mixture.Let me start with some background. If you get misfires on a specific cylinder – check the spark plugs, ignition coils, and wirings.

#2012 VW CC CHECK ENGINE LIGHT FLASHING CODE#

Check for more related trouble codes to continue the troubleshooting on that trouble code.įor example, if you get a misfire trouble code and one related to an ignition coil, you should definitely continue the troubleshooting on that ignition coil. You may think that a diagnostic scanner is too expensive for this small problem, and in that case, you can borrow one from a friend or just take your car to a repair shop and let them read the codes for you.Īfter you have received the engine control unit’s codes, you will most likely find a trouble code related to a misfire. This can be done with a diagnostic scanner. This will, in almost all cases, just make you waste your money.Ī much better and more efficient method is to check what the engine control unit is trying to tell us. Therefore it is a terrible practice just to guess which parts could cause the check engine light and start to replace parts. You must understand that every time your check engine light is constantly lightened up or blinking, it will store a trouble code in the memory so you will have a chance to see what was causing the problem. So now, when we know what could cause this, where should we begin to pinpoint the problem?

#2012 VW CC CHECK ENGINE LIGHT FLASHING HOW TO#

RELATED: Will the Check Engine Light Reset Itself? How to Diagnose a flashing check engine light? However, it is not as simple as that because many different things can cause misfires.

Faulty engine sensors (coolant, air temperature, exhaust temperature sensor, etc.)Ī flashing or blinking check engine light is most often caused by misfires.

Misfires on one or several cylinders (most common).

Causes of a Flashing or Blinking Check Engine Light This is to notify you that a problem that may damage the catalytic converter is happening right now. If this problem is severe from a misfire, it will start to flash the check engine light instead. If the engine control unit is getting the wrong value from the sensor several times, the check engine light will appear on your dashboard. If one of the values from a sensor is faulty for a short amount of time, it will trigger a trouble code. The engine control unit monitors all sensors in your car while you are driving and with this information, it calculates how much fuel should be injected into the engine and at which angle it should fire the ignition. Let a mechanic take a look as soon as possible! The more you drive with a blinking check engine light, the more damage you can cause to your engine.

Can bad spark plugs cause the check engine light to blink? What Does A Flashing Check Engine Light Mean?Ī flashing check engine light indicates that your engine is misfiring and there may be a severe issue with your engine.