There are 5 stored owner reports matching the fuel system leading-label group for the 2018 Volkswagen Jetta in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 5 of 5 matching reports.
Open the full vehicle complaint log (all categories)The car makes a loud popping/ clicking sound in the back of the car (near exhaust) whenever I accelerate or let off the gas.
Engine stalled and car emitted fuel smell and leaked from engine area. Vehicle towed to shop. Mechanic found fuel leak near Cylinder #4. Removed intake manifold and found fuel rail loose and leaking from #4 injector. Left upper fuel rail retaining bolt was broken and left lower bolt was loose.
Car's warning lights came on with initial start, followed by strong fuel smell. Shut off engine and walked around car to find large puddle of fuel coming from engine compartment under fuel rail.
The contact owns a 2018 Volkswagen Jetta. The contact stated that after entering the vehicle and attempting to start the vehicle, the vehicle failed to start on the first attempt. Upon starting the vehicle and driving at an undisclosed speed, the vehicle suddenly lost motive power. After restarting the vehicle, the vehicle seemed to return to normal functionality. However, the contact stated that the failure had since become a regular occurrence. The contact also stated that the infotainment system operated erratically, symptomatic of a possible electrical issue. The contact stated that several unknown warning lights were illuminated. The vehicle was taken to an independent mechanic, who diagnosed a failure with the fuel pump. The vehicle was not repaired. The manufacturer was notified of the failure but provided no assistance. The failure mileage was unknown.
The contact's mother owns a 2018 Volkswagen Jetta. The contact stated that her mother's vehicle had failed to start up with an abnormal fuel odor coming from the vehicle. Upon inspection, her mother discovered that an unknown fluid had leaked from the vehicle. Due to the failure, the vehicle was towed to a dealer where it was diagnosed with a leak in the fuel rail. The failure was linked to NHTSA Campaign Number: 20V648000 (Fuel System, Gasoline); however, the vehicle was not included in the recall. The manufacturer had yet to be notified of the failure. The vehicle had yet to be repaired. The failure mileage was 51,723.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.