Rear Shock Absorber: Disposal

WARNING: This page is about a different car, the 2007 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.

DISPOSE OF REAR SHOCK ABSORBER ASSEMBLY
1. Before discarding the shock absorber, drill a hole of 2 to 3 mm (0.079 to 0.118 in.) in diameter at the location shown in Fig 1 to discharge the gas inside.
  NOTE:
  - When drilling, chips may fly out, so work carefully.
  - The gas is colorless, odorless and non-poisonous.
    
    Fig 1: Identifying Rear Shock Absorber Drill Hole Diameter Location
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002