What is the idle speed for a 4.0 jeep engine?

The idle speed for a 4.0 Jeep engine, commonly found in models like the Jeep Cherokee and Wrangler, typically ranges from 600 to 800 RPM when the engine is warm. It's important to refer to the specific vehicle's service manual for the exact specifications, as variations can occur based on the model year and any modifications made to the engine. Proper idle speed ensures smooth operation and optimal engine performance.