Division 2.1

The manufacturer shall demonstrate to the technical service that the adjustable parameters of the emission control system cannot be easily tampered by applying reasonable forces, either:

• using the tools supplied together with the engine; or,

• using ordinary tools such as screwdriver, pliers (including cutting pliers) or wrenches.

  Ordinary tools do not include: most cutting or grinding tools, drills and rotary cutters, or tools that generate excessive heat or flame.