One problem related to engine knocking noise has been reported for the 2010 Volkswagen Jetta. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2010 Volkswagen Jetta based on all problems reported for the 2010 Jetta.
The vehicle was valet parked. The valet attendant reported that the vehicle shut down as she was driving it up the ramp out of the parking garage. She also reported a knocking sound and that the "check engine" light was on. Upon entering the vehicle, I was unable to start it. I had the vehicle towed to the vw dealership. They told me that the high pressure fuel pump had failed and that they had seen other cars coming in with this same problem. Service department paperwork states: "defective high pressure pump-metal in system" and "found fault p0191. " vehicle speed at time of incident is estimated based on valet attendant's description.