The 50 inspection points include: Engine (oil level, leaks, oil condition, mounting) Cranking system (initial voltage, cranking RPM, cranking volts) Charging system (current leakage, charging rate, diode pattern) Ignition system (function, dwell) Timing system (initial timing, advance timing, centrifugal) Ignition secondary Cylinder balance Fuel system (idle mixture, cruise mixture) Vacuum Battery terminals and cables Fuel filter (transparent type) Radiator, Hoses and Caps Battery Cooling System Air Cleaner Spark plugs Contact point/module Performing an engine diagnostic starts with plugging a device into the car's onboard computer. There is usually a space to do this just under the dashboard on the driver's side of the car. We offer a complete range of quality tested certified second hand used cars from all brands in Chennai. We have our sales & service outlet in Chennai. We are a Multibrand Used Car Dealer providing sales & service under one single umbrella.