Time Lag Test: Preparation
NOTE:
- Never unscrew radiator cap while engine is hot.
- Warp a thick cloth around cap when loosening.
- Engage parking brake and put wheel chocks at front and rear of each wheel.
- Warm engine thoroughly to raise ATF temperature to an operating level of 140~158°F (60~70°C).
- Check and correct as necessary, engine coolant, engine oil and ATF levels before testing.
- Connect a tachometer to engine.