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2012 Volkswagen Jetta: misfire or rough idle

6 of the 500 complaints about the 2012 Volkswagen Jetta describe misfire or rough idle.

owner complaints
6
of this car's complaints
1%
recalls
0
Is there a fix? 330 service bulletins cover this area of the car. See below

Misfire or rough idle by model year

What owners say

Filed Jan 6, 2024 · Engine, Steering · TX

I remember having my keys in my hand and my car was slowly reversing out the driveway. I panicked, i was stomping on my brakes for a while jerking back and it took me about 2 minutes to finally get the key back in and try to put in park again. I went to a shop the following weekend because all the jerking and jabbing to get my key back in seems to have caused my ignition switch to misfire or whatever the word he (mechanic) used, so now i cannot take my key out like a regular person, I have to flick my key a certain way out anytime i want to turn my car off.(even mechanics have a hard time taking it out. I was also given a qr code to scan and was brought the this exact recall of the situation with my car. I now have my engine light on and [XXX] gave me the fault code for my map sensor. I’m not sure if the two are related but this was following the incident. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Mar 1, 2022 · Engine · 98,000 miles · NJ

The contact owns a 2012 Volkswagen Jetta. The contact stated that while operating the vehicle, the check engine light would remain illuminated. Additionally, the vehicle experienced hard starts and rough idling. The vehicle was taken to the local dealer who replaced the spark plugs and decarbonize the engine however, the failure persisted. The vehicle was later taken to an independent mechanic who changed the coil pack and fuel sensor but the failure was not resolved. The manufacturer was not yet notified of the failure. The failure mileage was 98,000.

Filed Feb 7, 2018 · Driver assistance · 60,000 miles · IL

My cosine and I have a 2012 and a 2013 vw. Jetta that has and had the same problems. His first. P0011 code. The symptoms check engine light, the engine has a hard start condition, reduction in fuel mileage, the engine runs rough, hesitate, or stall. P0011 code definition camshaft position 'a' - timing over-advanced or system performance (bank 1) at first car or cars did not give warning or light on , then while on the street they started shaking. Wen at stop lights they stalled, hard time restarting, up on change of light it reacts slow to get up to regular speed, sluggish,knocking, my cousin toke the 2013 jetta to a vw. Dealer and got charged around $3,000 .I'm looking for another option., or recall.

Filed Nov 9, 2017 · Engine · 80,000 miles · NY

2012 volkswagen jetta gli 2.0 turbo engine. The vehicle while in motion was misfiring causing speed reduction without notice, running rough while at an idle and would rattle under load ascending a hill. Dealership service member said the tensioner chain was about to snap at only 80,000 miles on the car. Continued to report if the tensioner chain snapped, the engine would die immediately. This could be a major issue with highway driving and the car unexpectedly stopped accelerating, these parts should last more than 120,000 miles, if not, the life of a vehicle. I consider myself lucky to notice the problem before it became a bigger and costlier issue.

Filed Mar 4, 2017 · Brakes, Engine · CA

While driving at any unknown moment the car will start to misfire in 1 or more cylinders (seems like usually when there is moisture in the air) but you still never know when it will happen. This causes the vehicle to suddenly go into engine power control and will sometimes cut off the steering and brakes. I've gotten caught in the middle of an intersection with no brakes and no steering. I had to use my parking brake and shut the engine off. Most of the time the steering goes out is when I'm trying to make a u turn. And most of the time the engine starts to misfire and/or shut off is when I'm trying accelerate either after being stopped at a red light or significant increase like merging on a freeway

Filed Sep 23, 2015 · Engine, Steering · 22,000 miles · WA

Engine runs rough, sputters and stalls randomly. When stalls, some lights flash and states service needed. Dealership didn't find any faults. If stalls on highway this can be life threatening. Steering wheel pulls hard to the left even with car properly aligned and tires air pressure reading accurately full. Just had car serviced again no faults found. Ignition issue with car not shutting off. 20 minutes after parking and trying to turn car off with no prevail. Had car serviced and was gifted a free repair since my 2012 jetta has only 22,000 miles on it. Ignition replaced but other issues still exist. Paid out of pocket for servicing this vehicle multiple times since all these issues came about conviently after the warranty period ended.

Service bulletins that may apply

Related recalls

No recalls on record for this model year.

Questions about the 2012 Volkswagen Jetta misfire

Is misfire or rough idle a common problem on the 2012 Volkswagen Jetta?

6 of 500 owner complaints about the 2012 Volkswagen Jetta (1%) mention misfire or rough idle. The model year with the most reports is 2010.

Is there a recall or service bulletin for this on the 2012 Volkswagen Jetta?

There are 0 recalls and 330 service bulletins for the same area of the car. Check them below with your VIN.

Other symptoms on the 2012 Volkswagen Jetta

Stalling 47Fuel pump 43Check engine light 32Loss of power 28Won't start 20Wipers 19Airbag light 17Headlights 14Fire or smoke 12ABS 11Door locks 8Hesitation 8Won't shift 8Adaptive cruise 7No deployment 6Grinding brakes 6Engine failure 6Jerking 6Brake failure 5Fuel leak 5Power steering loss 5

All model years of the Volkswagen Jetta

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