The Start/Stop indicator light on your 2018 Jeep Cherokee illuminates to inform you when the engine is in auto stop mode due to the vehicle's Start/Stop system. This system is designed to save fuel by shutting off the engine when the vehicle is at a stop and restarting it when the driver releases the brake pedal.
According to studies, the auto/start-stop accounts for a 4-5% increase in fuel economy depending on the driving conditions. The vast majority of the manufacturers use a start-stop system, and most of them are similar in operation. Start-Stop systems shut the engine off when the vehicle comes to a stop. When the customer accelerates, the engine

Does Start-Stop work? Yes, but it depends. Start-Stop was engineered for city driving so, naturally, if you drive around a lot in the city, you’ll save more gas. Edmunds.com carried out their own study and could get around 10 percent better MPG in mostly city driving. Their test saved them roughly .90-1.50 between two cars over an 80 mile

Hybrids are usually good with start/stop. All the accessories are run off the battery, so when the engine shuts down, everything else keeps operating as normal. Then the vehicle uses the battery to get moving again, and just blends in the engine restart so you barely notice it. Yup, this is the way.

Here are the most common causes of the unavailability of the auto start-stop system in your Jeep: 1. Your Jeep's Main or Auxiliary Battery is Past Its Prime. The most common cause of stop-start unavailability in Jeeps is the failure of the auxiliary battery. Start-stop systems require more current than your conventional SLI battery can provide.
Is Start Stop bad for battery? You’ll find stop-start technology on the vast majority of new cars, and it generally works very well. “Your car’s computer oversees the stop-start technology,” he said. “If it detects that the battery may have insufficient charge to restart the engine, it will keep the engine running. Is auto idle stop
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is auto start stop bad for engine