Engine Mechanical Component Tests

1. Verify air intake hoses are installed properly.
2. Start the engine and run it at idle.

3. Measure the manifold vacuum using a vacuum gauge.
- If not as specified, inspect following.
- Air suction at throttle body, intake manifold and PCV valve installation points
- Accelerator cable free play
- Fuel injector insulator
- Engine compression

Specification
More than 60 kPa {450 mmHg, 18 inHg}