2018 Volkswagen Tiguan: engine stalls while driving

Filed Oct 10, 2026 · Electrical, Engine · IN

Within 6 months of purchasing car CPO from dealer, car went into limp mode. Was less than 35k miles, still having same issues at 85k miles. Took to dealer, they said nothing was wrong with car. Car began to have ECU light come on frequently in the middle of driving, took back to dealer. They replaced the fuel injector harness under warranty. Began to have issues with fuel injector misfires, car stalling and lagging at stop signs, sputtering when given gas. When driven for long periods at a time, would intermittently not start. Took back to dealer within a year, spent 1800 on maybe fixes, modules and carbon filter replacement. Same issues. Took back again, spent another 1800 replacing modules. Same issues repeated. Took to a european car specialist as we were frustrated with not getting the vehicle properly fixed for years at the dealer, had the engine walnut blasted for any carbon buildup and fuel injectors cleaned, they diagnosed and said the fuel rail harness is bad. Took back to Volkswagen, they re-evaluated and said there was no issue- my husband had to explain to them that there was a repair just done so code reading would not be sufficient and they needed to get under the car and use a multimeter to diagnose the wiring harness. Service team needs additional training- after doing so they found the fuel harness used may in fact be bad and replaced it a second time. Called VW corporate who was no help and told me we are at the discretion of the dealer and they years of the same issues are just what happens at times when the vehicle is out of warranty. There are thousands of reports online- I have been out of use of the vehicle for at least 6 months in my 5 years of ownership. I cannot believe that VW has consistently faulty product relating to the fuel rail system and has not recalled the vehicles.

Filed Sep 28, 2026 · Electrical · LA

While opening the sunroof, the front end of the sunroof began to billow smoke. The cabin filled with smoke. The car was immediately turned off and the fuse was removed. While attempting to drive the vehicle closer to the dealership, the car experienced a total electrical failure and stalled on the side of the road. The car will require a tow. There is a known recall on this matter, however, my VIN does not fall under this recall. The recall explains the exact issue we experienced with the smoking sunroof motor from the faulty lighting causing a serious fire risk.

Filed Sep 23, 2026 · Engine · KS

We have to add 1-2 quarts of oil every 600 miles. Our check engine light came on 02/2026 for carbon buildup. We had it cleaned, had timing chain replaced, piston rings, oil valves, manifold. Cost us $5300. The car ran fine before the light came on and all of a sudden it started making grinding noises and idling rough. We change the oil every 3,000 miles and the car burns through oil constantly. Our car stalled 4 times on the highway since then almost causing wrecks, it runs rough and now our check engine light is back on for the same issue. It’s causing emotional and financial distress. There are multiple lawsuits pending for this but something needs done. This is exhausting.

Filed Sep 2, 2026 · Fuel system · NC

The car went into limp mode on an Interstate Highway. It was taken to a VW dealer in Mooresville, NC after two other private garages could not diagnose the problem. Their is a current Factory Warranty Extension for 2017, 2018, 2019 VW Tiguan's. The dealer in Mooresville kept the car for two weeks. Drove it for over 100 miles. They claim They can see the code in the computer but it is not active so VW will not pay for the known problem. I feel this is a safety issue as the car will not only possibly go into limp mode at any time but when stepping on the accelerator when not in limp mode the exhibits another known fault. The engine initially sputters as if it is going to stall then accelerates very quickly.

Filed Dec 11, 2025 · Airbags, Driver assistance · FL

One time the car Just Lost power on the freeway and the e-card engine light came on and the cat Ran rugh and stalled and jerked hard almost causing me to cause a serious accident...I took it to vw and explained the severity and they bypassed that And installed a new water pump..2months later the same thing happened exactly to where I was very lucky and very upset...and took it to them once again and explained more issues where I'm urging . As to the front warning light and motion has came into play a few times witch was shocking...also the car would be on slow mo mode....and constant warning lights would come on the dashboard as well as the car would feel so unstable and Feel as if it were On gear 1/L while in the drive position...also the Eco turn of feature would playout ..and stall from time to time..then the car would get stuck on speed when foot would come off the accelerator to brake before a stop sign or red light intersection witch just started to concern me and I again took these concerns to Rick case vw and They thought I was inventing this story..then the car leaked coolant..and it rusted out the whole bottom of my car ..hoses...and they replaced the thermostat this time around and now the car has misfired..could not start ..idle was ver rough and just vibrated dramatically and damaged coils and spakplugs and blew out fuel inject #2 and can't hold pressure past 30 ..changed out the spak plugs and coils and the car is just crippled and its a safety hazard and in many occasions has almost caused me to cause a serious accident...

Filed Apr 15, 2025 · Fuel system · PA

I bought my 2018 Tiguan in 2021 with 20k miles on it from York Volkswagen in York, PA. I'm at 83k miles. My vehicle sporadically stops accelerating, sputters and goes into "limp" mode. ECP light comes on, engine error warning MAX RPM. Car stalls in heavy commuter highway traffic, with no shoulder to safely pull off the highway, which is terrifying and deadly. Also stalls/ hesitates in slower city traffic. Dealer initially suggested an early oil change ($130.00) thinking this might resolve this issue. THIS IS A WELL KNOWN AND WELL DOCUMENTED, EXTREMELY DANGEROUS ISSUE. I wonder how many have been killed that we don't know about with the unexpected decelerating and unable to accelerate in speeding traffic. The dealer does not acknowledge this known issue. This has been happening for months. I glad I did some research.

Filed Nov 30, 2024 · Fuel system · CA

My car has been having issues since I hit 40k in 2022. Each time I took it in to Ontario Volkswagon for a diagnosis and repair they could find anything because the check engine light was not on. So they would tell me "based on milage this is the service we recommend" The dealer kept telling me its the gas your using bad gas but i only ever pump is mobil, or shell and always use 91. So by them saying that at every visit they knew what it was but failed to properly diagnose it. Fast forward to current date my car at 83k my car has stalled out several time going into limp mode on the fwy. It throws an error warning "MAX 4000 RPM" the cars check engine light turn on I am unable to accelerate and my speed starts to decelerate you can only imagine how scary this can be with your kids in the car and your car starts decelerating while the cars around you are going highway speed. Before it started with the error message the car would sputter while accelerating onto the highway then what felt like a hiccups when hitting 2000rpm And keeping it at a steady speed. After spending thousands of dollars fixing recommended services and pleading with Ontario Volkswagon the service advisor finally said volkswagon exteded the warranty on the fuel Injector wiring harness but the only way to get it repaired was if the check engine light was on and the error code for that was present at the time of service. My car obviously is experiencing the symptoms but the dealer fails to honor the warranty. This should be a standard recall on this car. My experience was a frightening one and could of gone differently if it happened at a different time of day.

Filed Jan 15, 2024 · Acceleration, Engine · IL

On multiple occasions, while driving on the highway, subject vehicle displayed check engine light and EPC light at random intervals and an alarm saying exceeded 4000 came on. RPM's were not over 4000. Speed and acceleration severely limited making it dangerous to pull over on the highway in traffic. Had to pull car over and restart engine. This has happened numerous times. Also experienced shaking and skipping or missing of transmission. The car has also had the engine stall or stop when at red light or stopped forcing restart of engine.

Filed Jul 5, 2022 · Acceleration, Engine · CO

The first time this problem occurred was in April right after a routine maintenance check. The car was idling in a parking lot when the engine started to vibrate and a warning was displayed that said "Max Engine Speed 4000 RPM". The car was turned off and then back on. The warning did show up on the display, but the "check engine" light was lit. The car was driven back home, and after that drive the check engine light was not lit anymore. To be safe the car was taken to the dealer. The dealer was not able to replicate the issue. Later, in July, the max engine speed and EPC warnings were displayed on the screen in the middle of a trip. At this time there was also a loss of acceleration power. The driver pulled over, stopped the car, and then restarted it. When the car restarted the warning lights were no longer on so the driver completed the trip. In the manual it says that the car can still be operated if the EPC warning light is on, but that it should be taken to a dealer. This led the driver to believe that it was safe to complete the trip and take the car to their home dealership after the holiday. The following day, the EPC warning light and the max engine speed warning both appeared in the middle of a drive. The driver was driving up a hill on a backroad with no possible pull off. The driver had to stop the car in the middle of a road directly after a blind turn. The driver restarted the car and was able to drive about 10 yards before the warning came on again and the engine cut out. The driver repeated turning the car off and then back on multiple times to be able to safely get the car up the hill and to an area where a pull-off was available. Luckily, no other cars were coming at the time the car was stalled. It was a very unsafe location! The car is currently in the process of being towed to the dealer to be worked on. This seems like a very serious safety concern that is affecting other Tiguan owners too.

Filed Jun 16, 2022 · Transmission · FL

Sporadic lack of acceleration when coming from a stop. When depressing Excelerator car sometimes stalls to accelerate. I feel that when this issue occurs it makes my car unsafe to drive.

Filed Oct 12, 2021 · Acceleration, Engine · NY

Like many other people who have complained, the same EPC engine light turning on after the engine stalls while driving. This has happened multiple times while driving on the highway while going 65mph+. The max speed 4000 rpm message comes on the dashboard. The car does not accelerate and pulling over is necessary in order to shut off the car and restart the engine. This is incredibly dangerous and the car’s speed cannot be controlled.

Filed Oct 6, 2021 · Electrical, Engine · NY

Epc light came on and engine started to stall