Withdrawal
Warning. The throttle body cannot be removed. Remove the throttle position sensor.
Note. The position sensor must not be removed except for replacement.
Examination
1. Check for cracks in the throttle body.
2. Check if the vacuum line is clogged.
3. Check up freedom of movement of a cable of an accelerator.
Warnings:
1. The throttle valve set screw has been adjusted on the factory assembly line at 0.516±5% g/s airflow at idle. DO NOT adjust it yourself.
2. If the idle speed is out of specification, check the appropriate sensors and their input and output signals.
3. The throttle body does not need to be cleaned.