Auto Stop/Start Issues. Hi Folks, our 2019 Jeep GC's auto stop/start feature has been down for several months now. Finally took it into the dealer yesterday and they first determined that the auxiliary battery was bad and they replaced it but to no avail. This morning they replaced the main battery and called me saying it was fixed. Canada is one market in which stop/start should succeed. Toronto has a law that makes idling in boats, cars, and even buses for more than one minute per hour punishable by a fine of up to $5000. Sometimes the engine will start but will idle really badly and may cut out. Cause 2. Bad spark plugs. Worn out or dirty spark plugs are also a common reason why a car cranks but won’t start sometimes. Simply checking if a spark plug is generating a spark is not enough when it comes to modern fuel injected engines. However, bad alternator, clogged fuel filter, broken starter, blown fuse, empty gas tank, immobilizer error, or any fault in the electrical system can also cause your vehicle not to start. 1. Weak Battery. If your Edge’s engine won’t crank or cranks very slowly, then the most likely culprit is a weak or dead 12v battery. Signs of a Bad Spark Plug. Begin by trying to start your machine. If it has fuel which isn’t blocked from entering the piston anywhere (like the carburetor, if the fuel has been sitting unused in the tank for too long), it should start. If the gas tank is full and the fuel is good but your small engine won’t start, you probably have a eRqoPf. Start-Stop technology can help you reduce fuel consumption by up to 15% depending on the driving style. However, the system’s effectiveness is determined by a number of factors, including its location in the marketplace. When driving in cities, the automatic Start-Stop system causes the engine to stop at a halt. Is Start Stop bad for Turbo? Manufacturers do guarantee that cars with stop-start fitted will suffer no reliability gripes for their foreseen active duties. It’s genuinely very bad for an engine (any engine) to be turned off with red-hot turbo(s) and this is an area where stop-start could really do some damage. Apart @hillsons answer, starting the engine frequently consumes a lot of electricity from your battery. The battery wears down much faster when it's often discharged and recharged again. I heard short battery life is a common issue in cars with automatic start/stop fuel saving mechanisms. Edmunds tested stop-start years ago. Two cars drove an 80-mile stretch that included several stops, once with the system turned on, and another time turned off. Both cars burned less fuel with the Since the ECU monitors and controls all internal combustion engine processes, keeping it in good working condition is essential — lest you risk a start-stop episode. The most prevalent causes of a start-stop are generally horseshoed into the following categories — mechanical or physical, air-fuel related, and electrical.

is start stop bad for engine