Porsche Pre-Purchase Inspection (PPI) Checklist: What Every Buyer Should Know

Purchasing a Porsche is exciting, but even the cleanest-looking example can hide expensive issues. A proper Pre-Purchase Inspection (PPI) can uncover accident repairs, deferred maintenance, mechanical problems, and originality concerns before money changes hands.

At Pytstop Motorcars, we believe a PPI is one of the smartest investments a buyer can make.

Why Get a Porsche PPI?

A vehicle history report is only part of the story. It won’t tell you if the car has been repainted, poorly repaired, neglected, or modified incorrectly.

Our goal is to provide an unbiased assessment so you know exactly what you’re buying.

Our Porsche PPI Checklist

Exterior & Body

• Paint meter every body panel
• Inspect for previous collision repairs
• Check panel gaps and alignment
• Look for overspray or body filler
• Inspect glass for replacement markings
• Verify factory VIN labels
• Examine headlights and taillights
• Inspect wheels for damage or repairs
• Measure tire tread depth
• Check tire age (DOT date codes)

Chassis & Suspension

• Inspect suspension components
• Check control arm bushings
• Inspect ball joints
• Evaluate shocks and struts
• Check steering rack for leaks
• Inspect wheel bearings
• Look for underbody damage
• Check for corrosion
• Inspect exhaust system
• Inspect engine and transmission mounts

Brakes

• Measure brake pad thickness
• Measure brake rotor wear
• Inspect brake lines
• Check brake fluid condition
• Evaluate parking brake operation

Engine

• Scan for fault codes
• Inspect for oil leaks
• Inspect coolant system
• Check accessory drive belt
• Inspect engine mounts
• Verify fluid condition
• Look for evidence of previous repairs
• Check for aftermarket modifications

Compression and leak-down testing can also be performed when appropriate or requested.

Transmission

Manual:

• Clutch operation
• Shift quality
• Synchro condition
• Clutch engagement

PDK:

• Shift quality
• Adaptation values
• Diagnostic scan
• Fluid leak inspection

Tiptronic:

• Shift quality
• Transmission condition
• Diagnostic evaluation

Electronics

• Full diagnostic scan
• Test HVAC operation
• Window operation
• Seat functions
• Navigation
• Audio system
• Backup camera
• Parking sensors
• Convertible top (if applicable)

Interior

• Seat wear
• Dashboard condition
• Steering wheel wear
• Carpet condition
• Water intrusion
• Interior electronics
• Warning lights
• Odor inspection

Road Test

Every inspection includes a road test to evaluate:

• Cold start behavior
• Engine performance
• Transmission operation
• Suspension noises
• Brake performance
• Steering feel
• Wheel vibration
• Alignment
• Cooling system performance

Documentation Review

We also review:

• Service history
• Maintenance records
• Ownership history
• Vehicle history report
• Factory options
• VIN verification
• Open recalls (when available)

After the Inspection

Once complete, you’ll receive a detailed summary explaining:

• Items requiring immediate attention
• Future maintenance recommendations
• Cosmetic observations
• Estimated repair priorities
• Overall vehicle condition
• Whether we would feel comfortable purchasing the vehicle ourselves

Our goal isn’t simply to find problems—it’s to help you make an informed buying decision.

Buying a Porsche? Let Us Inspect It First.

Whether you’re purchasing a 996, 997, 991, 992, Cayman, Boxster, Cayenne, Macan, Panamera, or a GT model, a professional PPI can save thousands of dollars and provide peace of mind.

Contact Pytstop Motorcars to schedule a Porsche Pre-Purchase Inspection before you buy.