Vehicle Check/Preparation

Before using the scan tool to perform any test, refer to the important Safety Notice and the necessary visual checks listed below.

Visual Checks

• Inspect the air cleaner and inlet ducting.
• Check all engine vacuum hoses for damage, leaks, cracks, kinks and proper routing.
• Check Electronic EC system wiring harness for proper connections, bent or broken pins, corrosion, loose wires and proper routing.
• 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.

Vehicle Preparation

• Perform ALL safety steps required to start and run vehicle tests. Apply parking brake, place shift lever firmly into PARK position (NEUTRAL on manual transmission) and block drive wheels.
• Turn off ALL electrical loads: radios, lamps, A/C, blower and fans.
• Start engine and bring up to normal operating temperature before running Quick Test.