Step 1: Visual Check, Vehicle Preparation

NOTE: Be careful not to move anything while inspecting the vehicle. By doing so you could affect a possible fault and be unable to locate the original problem.

Visual Check

1. Inspect the air cleaner and inlet ducting.
2. Check all the engine vacuum hoses for damage, leaks, cracks. blockage, proper routing, etc.
3. Check the EEC system wiring for proper connections, bent or broken pins, corrosion, loose wires, proper routing, etc.
4. Check the PCM, sensors and actuators for physical damage.
5. Check the engine coolant for proper level.
6. Check the transaxle fluid level and quality.
7. Make all the necessary repairs before continuing.

Vehicle Preparation

1. Perform all the safety steps required to start and run vehicle tests - apply the parking brake, place the selector lever firmly into PARK position and block the drive wheels.
2. Turn off ALL electrical loads - radios, lights, A/C - heater fans, etc.
3. Start the engine and run until at operating temperature.
4. Turn off the engine and proceed with the Equipment Set-up.