How to Change the Oil & DEF on a Porsche Cayenne Diesel (Save $300!)

Save hundreds and skip the dealership! In this complete step-by-step tutorial, I walk you through exactly how to tackle an oil change and DEF (AdBlue) top-off on a Porsche Cayenne Diesel. These specific vehicles have a few quirks—like the incredibly well-hidden AdBlue tank and an electronic oil level monitor—so I'm breaking down every trick to make this job as clean and easy as possible for right around $100. What you’ll learn in this video: How to access and drain the oil without making a mess on your subframe. The correct torque specs for the oil filter housing and drain plug. Exactly where to find the hidden DEF tank under the spare tire to avoid the dreaded "No Start" warning. How to properly warm up the engine to check the electronic oil level on your instrument cluster. 🕒 Timestamps: 0:00 - Intro & The Cost of Dealership vs. DIY 1:34 - Under the Hood: Locating Filters & Caps 3:08 - Removing the Lower Engine Undertray 3:40 - Draining the Oil (Pro Tip: Use a flex funnel!) 4:41 - Why You Need a New Copper Crush Washer 5:41 - Torquing the Drain Plug (30 Nm) 7:05 - Replacing the Oil Filter & O-Rings 8:26 - Torquing the Oil Filter Housing (25 Nm) 8:49 - Refilling with Motul 8100 X-clean 5W-30 9:53 - Where is the DEF / AdBlue Tank? (Spare Tire Removal) 11:20 - How to Refill Diesel Exhaust Fluid (DEF) 12:44 - Checking the Electronic Oil Level on the Dash 🔧 Tools & Materials Needed: Oil: Motul 8100 X-clean 5W-30 (Requires 7.7 quarts) Filter: Mahle Oil Filter Element Hardware: Copper Crush Washer (Double-check your filter kit; some don't include it!) Fluid: AdBlue / Diesel Exhaust Fluid (DEF) 3/8" Ratchet 27mm Socket (for oil filter cap) 10mm Socket / Impact Driver (for lower engine cover bolts) 6mm Hex Bit (for drain plug) Digital Torque Wrench Flex Funnel (to keep the subframe clean) White Lithium Grease (to prevent rusty undertray bolts) Oil Catch Pan & Rags ⚙️ Torque Specs: Oil Drain Plug: 30 Nm Oil Filter Housing Cap: 25 Nm If this video helped you save some time and money in the garage, hit that subscribe button for more maintenance guides and tutorials! #Porsche #CayenneDiesel #OilChange #DIYMechanic #AdBlue #DEF #PorscheMaintenance