Long version:
A few days ago, as I was driving on whitemud, my car started to stumble, then the CEL started to blink and the engine was running really rough. Pulled off into a neighborhood and shut off the car. Put the car back to stock mode (since I played around with some settings that morning) and tried to start it back up…still, CEL and rough idle. From the symptoms, I was thinking it was a coil, although I had them all replaced with the J version during the recall. I also tried unplugging the battery for 15 minutes to see if that would do anything, and re-tightening the gas cap, but nada. CEL was here to stay. I probably should not have driven it as it says in the manual that you should not drive it if the CEL is blinking. But it was Sunday and the service department was not open.
So on Monday, I brought it into Westside to do a scan and got the following codes:
16684 – Random multiple misfires
16685 – Cylinder 1 misfire
16686 – Cylinder 2 misfire
Problem definitely was a faulty coil.
So then I brought it to Norden expecting them to replace the coils under warranty (I also put it back to stock mode when I brought it in). Left it overnight as they did not have enough technicians to get to it yesterday.
On to today, I jjust got a phone call and their service manager tells me that they cannot replace it under warranty because I had a chip. I was quite surprise that they said I had a chip and asked them how they detected it. He said that they have a new diagnosing tool that detects more than what a VAG-COM can detect. Interesting. Guess I was busted, but I still wanted to know exactly what the chip had done to cause a coil to fail. But all that the service manager said was that according to their policies, if anything has changed to the electrical systems (i.e. chip) and causes a failure to an engine component that’s part of the electrical system, then they will not cover it under warranty. Very vague if you ask me. So, I’m out $170 for diagnosing and replacing the faulty coil.
So my question is (for you VW gurus), can being chipped cause a coil to fail and why? Has anyone else had their new J coils fail (stock or chipped) after they were replaced?
Short version:
If you are revoed (or chipped for that matter), the dealership can now detect it and can deny any warranty work, such as replacing faulty coils.
I think next time, I am going to buy a couple of spare coils and replace them myself. It’ll save me the trouble of dealing with the dealership. And also, at 76000km, my warranty is almost over anyways.
Eric.
A few days ago, as I was driving on whitemud, my car started to stumble, then the CEL started to blink and the engine was running really rough. Pulled off into a neighborhood and shut off the car. Put the car back to stock mode (since I played around with some settings that morning) and tried to start it back up…still, CEL and rough idle. From the symptoms, I was thinking it was a coil, although I had them all replaced with the J version during the recall. I also tried unplugging the battery for 15 minutes to see if that would do anything, and re-tightening the gas cap, but nada. CEL was here to stay. I probably should not have driven it as it says in the manual that you should not drive it if the CEL is blinking. But it was Sunday and the service department was not open.
So on Monday, I brought it into Westside to do a scan and got the following codes:
16684 – Random multiple misfires
16685 – Cylinder 1 misfire
16686 – Cylinder 2 misfire
Problem definitely was a faulty coil.
So then I brought it to Norden expecting them to replace the coils under warranty (I also put it back to stock mode when I brought it in). Left it overnight as they did not have enough technicians to get to it yesterday.
On to today, I jjust got a phone call and their service manager tells me that they cannot replace it under warranty because I had a chip. I was quite surprise that they said I had a chip and asked them how they detected it. He said that they have a new diagnosing tool that detects more than what a VAG-COM can detect. Interesting. Guess I was busted, but I still wanted to know exactly what the chip had done to cause a coil to fail. But all that the service manager said was that according to their policies, if anything has changed to the electrical systems (i.e. chip) and causes a failure to an engine component that’s part of the electrical system, then they will not cover it under warranty. Very vague if you ask me. So, I’m out $170 for diagnosing and replacing the faulty coil.
So my question is (for you VW gurus), can being chipped cause a coil to fail and why? Has anyone else had their new J coils fail (stock or chipped) after they were replaced?
Short version:
If you are revoed (or chipped for that matter), the dealership can now detect it and can deny any warranty work, such as replacing faulty coils.
I think next time, I am going to buy a couple of spare coils and replace them myself. It’ll save me the trouble of dealing with the dealership. And also, at 76000km, my warranty is almost over anyways.
Eric.
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