What tool system is used to check vehicle dimensions?

• A. A computerized frame measuring system
• B. A digital thermostat
• C. A hydraulic jack
• D. A tape measure with imperial units to the nearest inch

Answer: (A)

Accurate vehicle-dimension checking relies on a system that maps the frame geometry against factory specifications. A computerized frame measuring system does this by anchoring the vehicle on a frame rack, taking precise measurements from defined reference points, and using digital sensors or lasers to capture distances and angles. The software then compares the actual measurements to OEM specifications and highlights any deviations, guiding the technician to the necessary corrections. This approach provides high precision, repeatability, and compatibility with complex frame geometry across models. The other options don’t fit: a digital thermostat is for climate control, not dimensions; a hydraulic jack lifts the car but doesn’t measure geometry; a tape measure to the nearest inch is too crude for accurate frame measurements.