Used Car Pre-Purchase Technical Inspection Checklist

Interactive 20-point inspection scorecard covering VIN stamping, paint thickness (µm), OBD-II readiness monitors, cold start, and road test.

12V Battery & Electrical Pre-Purchase CheckEN 50342 / SAE J537
State of Charge & Cold Reserve12V Lead-Acid / AGM
~75% State of Charge

Good resting voltage — verify alternator charging at 14.0–14.5 V

Effective Available CCA
~420 A
Paint Thickness Baseline
90–140 µm OEM clearcoat · >220 µm indicates repaint/filler
Used Car Pre-Purchase Technical Inspection Checklist — Reference Parameters
CalculatorUsed Car Pre-Purchase Technical Inspection Checklist
Standard / Formula20-Point Check
Execution ModeInstant Client-Side Browser Calculation