Visual Checks

Inspect the air cleaner and inlet ducting.
Check all engine vacuum hoses for damage, leaks, cracks, kinks, proper routing, etc.
Check electronic Engine Control (EC) system wiring harness for proper connections, bent or broken pins, corrosion, loose wires, proper routing, etc.
Check the Powertrain Control Module (PCM), sensors and actuators for physical damage.
Check the engine coolant for proper level and mixture.
Check the transmission fluid level and quality.
Make all necessary repairs before continuing with quick test.