Vehicle Speed Control Problems of Infiniti Q50

Infiniti Q50 owners have reported 43 vehicle speed control related problems since 1996. Table 1 shows the 4 most common vehicle speed control problems. The number one most common problem is related to the vehicle's vehicle speed control (37 problems). The second most common problem is related to the vehicle's speed sensor (3 problems). For details of each of the problem category, use the links in the table.

Table 1. Vehicle Speed Control related problems of Infiniti Q50


Recently reported Vehicle Speed Control problems of Infiniti Q50

The Vehicle Speed Control problem

The transmission speed sensor has failed needs a new valve body. It seems like a very common problem with this car and it’s a $3000 fix according to my mechanic. I think there needs to be a recall issued considering everybody on this website is reporting the same problems.   Read details...

The Speed Sensor problem

Tl the contact owns a 2015 Infiniti Q50. The contact stated while driving approximately 70 mph, the vehicle jerked, shifted gears, reduced speed, the odometer flashed, the check engine warning light illuminated, and the heating and air conditioning system went from cold to hot.   Read details...

The Car Accelerates On Its Own problem

Unintended acceleration. Pulling into a parking space in a shopping center parking lot, after going over a speed bump and making a left hand turn into the spot the car accelerated and would not stop. Pushing on the brakes did not work.   Read details...

The Cruise Control problem

My power steering belt snapped off. Prior to that, my brake pedal was loose enough to move it up and down roughly a 1/4 of an inch with my foot. The only way to engage the cruise control was to hold the brake pedal up with my foot, then in order to keep the cruise control engaged was to keep   Read details...




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