If you fail your NJ Driving Exam, you will be able to retake the exam after a two week waiting period. However, you shouldn't rush retaking your exam. Before retaking the exam, study and practice thoroughly. Pay attention to what your examiner indicates as your weaknesses and work upon improving your driving skills. If you fail the NJ Driving Exam twice, you may be required to wait at least 6 months before you take the exam again.
The best way to pass your NJ Driving Exam is to practice driving safely. You should able to demonstrate to your examiner that you are skilled enough to drive alone. You should practice changing lanes properly, signaling effectively, accelerating smoothly and gradually.
The examiner will first inspect your vehicle by checking your head lights, brake lights, car tag and your signal lights. If your car is in goo working conditions and meets NJ safety standards, the examiner will ask you to demonstrate the brakes, signal lights and windshield wipers. If you answer those questions successfully, then you will start your engine.
During your NJ Driving Exam, you will have to demonstrate that you know how to drive defensively, yield the right-of-way, stop at controlled and uncontrolled intersections, change lanes, back up, parallel park and many more practical driving skills.