QT2 Perform Vehicle Preparation

- Perform all the following safety steps required to start and run vehicle tests
- Apply the parking brake.
- Place the selector lever firmly into the PARK position.
- Block the drive wheels.

- Turn off all electrical loads
- Radios.
- Lights.
- A/C.
- Rear window defroster.
- Heater blower fans, etc.

- Have all the safety steps been performed and electrical loads turned off?

YES -- Proceed to QT3. QT3 Perform Equipment Hookup

NO -- Personal safety and correct diagnostic results are dependent on Test Step QT2 make all necessary repairs to perform vehicle preparation.