Which action is NOT advisable for a smog check inspector?

Bypassing any steps in the inspection process is not advisable for a smog check inspector because each step in the inspection is designed to ensure compliance with environmental regulations and to accurately assess vehicle emissions. Every part of the protocol plays a crucial role in identifying potential issues that could lead to excess emissions, and skipping any steps could result in an incomplete or inaccurate assessment. This not only jeopardizes the integrity of the inspection but can also lead to non-compliance with laws governing emissions testing, putting both the inspector's credibility and public health at risk.

In contrast, following all required protocols, documenting findings accurately, and maintaining up-to-date knowledge of regulations are essential practices that contribute to thorough, reliable inspections and uphold the standards set by regulatory bodies. Each of these actions supports the overarching goal of ensuring vehicles meet emissions standards, protecting the environment and public health.